{"cik":845091,"entityName":"TRANSAMERICA ADVISORS LIFE INSURANCE CO","facts":{"dei":{"EntityCommonStockSharesOutstanding":{"label":"Entity Common Stock, Shares Outstanding","description":"Indicate number of shares or other units outstanding of each of registrant's classes of capital or common stock or other ownership interests, if and as stated on cover of related periodic report. Where multiple classes or units exist define each class/interest by adding class of stock items such as Common Class A [Member], Common Class B [Member] or Partnership Interest [Member] onto the Instrument [Domain] of the Entity Listings, Instrument.","units":{"shares":[{"end":"2011-06-30","val":250000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":250000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":250000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2011Q4I"},{"end":"2012-03-31","val":250000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":250000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":250000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":250000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2012Q4I"},{"end":"2013-03-31","val":250000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":250000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":250000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":250000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2013Q4I"},{"end":"2014-03-31","val":250000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1I"},{"end":"2014-06-30","val":250000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":250000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":250000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":250000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":250000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":250000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":250000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":250000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":250000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":250000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":250000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2016Q4I"},{"end":"2017-03-31","val":250000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":250000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":250000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":250000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017Q4I"},{"end":"2018-03-31","val":250000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":250000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":250000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"EntityPublicFloat":{"label":"Entity Public Float","description":"The aggregate market value of the voting and non-voting common equity held by non-affiliates computed by reference to the price at which the common equity was last sold, or the average bid and asked price of such common equity, as of the last business day of the registrant's most recently completed second fiscal quarter.","units":{"USD":[{"end":"2011-12-31","val":0,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2011Q4I"},{"end":"2012-12-31","val":0,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2012Q4I"},{"end":"2013-12-31","val":0,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2013Q4I"},{"end":"2014-12-31","val":0,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q4I"},{"end":"2015-12-31","val":0,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2015Q4I"},{"end":"2016-12-31","val":0,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2016Q4I"},{"end":"2017-12-31","val":0,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017Q4I"}]}}},"invest":{"DerivativeNotionalAmount":{"label":"Derivative, Notional Amount","description":"Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.","units":{"USD":[{"end":"2012-12-31","val":1671502000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-12-31","val":793440000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":793440000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":793440000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":793440000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":793440000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":912381000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1I"},{"end":"2014-06-30","val":968053000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":893174000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":1123726000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":1123726000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":1123726000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":1123726000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":1123726000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":1230245000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":2537488000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":2276606000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":2454299000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":2454299000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":2454299000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":2454299000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":2454299000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":2015373000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":1427526000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":1360758000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":3999754000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":3999755000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":3999754000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":3999754000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":3999754000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":3392774000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":1758672000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":2164495000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":1813767000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":1813767000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":1813767000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":1813767000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":1732958000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":3311390000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":2826601000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}}},"us-gaap":{"AccountsAndOtherReceivablesNetCurrent":{"label":"Accounts and Other Receivables, Net, Current","description":"Amount, after allowance, receivable from customers, clients, or other third-parties, and receivables classified as other due within one year or the normal operating cycle, if longer.","units":{"USD":[{"end":"2013-12-31","val":245000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":245000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":245000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":2014000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-12-31","val":807000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":807000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":807000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":807000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":807000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":573000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":3467000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-12-31","val":777000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":777000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":777000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":777000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":777000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-12-31","val":997000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":997000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":997000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":997000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":997000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-09-30","val":3917000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2018-03-31","val":36308000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-09-30","val":292000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"AccretionAmortizationOfDiscountsAndPremiumsInvestments":{"label":"Accretion (Amortization) of Discounts and Premiums, Investments","description":"The sum of the periodic adjustments of the differences between securities' face values and purchase prices that are charged against earnings. This is called accretion if the security was purchased at a discount and amortization if it was purchased at premium. As a noncash item, this element is an adjustment to net income when calculating cash provided by or used in operations using the indirect method.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":2697000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-143000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-01-01","end":"2010-09-30","val":-320000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-01-01","end":"2010-12-31","val":-775000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":-775000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-207000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-739000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":-739000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-01-01","end":"2011-09-30","val":-1106000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":-1106000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-12-31","val":-1438000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":-1438000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":-1438000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-313000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":-313000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-541000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":-541000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-01-01","end":"2012-09-30","val":-1161000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":-1161000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":-1935000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":-1935000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":-1935000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-918000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":-918000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-1922000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":-1922000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":-2231000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":-2231000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":-2697000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":-2697000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":-2697000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-380000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":-380000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":-380000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-222000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":-222000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":-222000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":-578000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":-578000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":-578000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":-1836000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":-1836000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":-1836000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-1628000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":-1628000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-1770000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":-1770000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-09-30","val":-2053000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":-2053000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-01-01","end":"2015-12-31","val":-3046000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":-3046000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":-3046000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":270000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":270000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":452000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":452000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-01-01","end":"2016-09-30","val":685000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":685000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":762000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":762000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":287000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":287000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":633000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":633000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":929000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":929000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":1091000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":166000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":407000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-01-01","end":"2018-09-30","val":502000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}},"AccruedIncomeTaxes":{"label":"Accrued Income Taxes","description":"Carrying amount as of the balance sheet date of the unpaid sum of the known and estimated amounts payable to satisfy all domestic and foreign income tax obligations due. This amount is the total of current and noncurrent accrued income taxes.","units":{"USD":[{"end":"2013-12-31","val":42038000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":42038000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q4I"},{"end":"2014-06-30","val":79446000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":128572000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":5109000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":5109000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":6170000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":6170000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":6170000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":5118000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":6179000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":6179000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":2086000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":2086000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":2086000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":2086000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":2086000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":2086000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":2086000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":2086000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2017-12-31","val":1934000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":1934000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":1934000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":1934000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":2888000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":2919000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":3417000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"AccruedInvestmentIncomeReceivable":{"label":"Accrued Investment Income Receivable","description":"Interest, dividends, rents, ancillary and other revenues earned but not yet received by the entity on its investments.","units":{"USD":[{"end":"2010-12-31","val":38121000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":38121000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":38121000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2011-06-30","val":42482000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":40763000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":37986000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":37986000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":37986000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":37986000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":37986000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-03-31","val":38183000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":41655000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":39731000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":37567000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":37567000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":37567000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":37567000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":37567000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":36551000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":41060000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":37837000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":37719000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":37719000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":37719000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":37719000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":37719000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":33798000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":33798000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":41251000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":41251000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":36208000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":36208000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":37648000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":37648000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":37648000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":37648000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":37648000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":33728000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":39981000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":34680000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":34481000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":34481000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":34481000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":34481000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":34481000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":31485000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":36947000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":32615000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":34318000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":34318000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":34318000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":34318000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":34318000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":30490000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":36735000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":31254000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":33303000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":33303000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":33303000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":33303000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":27690000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":33793000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":27907000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"AccumulatedOtherComprehensiveIncomeLossNetOfTax":{"label":"Accumulated Other Comprehensive Income (Loss), Net of Tax","description":"Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.","units":{"USD":[{"end":"2010-12-31","val":27487000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":27487000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":27487000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2011-06-30","val":38727000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":71938000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":75229000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":75229000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":75229000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":75229000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":75229000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2011-12-31","val":75229000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2011Q4I"},{"end":"2012-03-31","val":70724000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":87581000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":101018000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":96710000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":96710000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":96710000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":96710000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":96710000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2012-12-31","val":96710000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2012-12-31","val":96710000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2012-12-31","val":96710000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2012Q4I"},{"end":"2013-03-31","val":86766000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":44941000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2013-06-30","val":44941000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q2I"},{"end":"2013-09-30","val":46057000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2013-09-30","val":46057000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3I"},{"end":"2013-12-31","val":39703000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":39703000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":39703000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":39703000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":39703000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2013-12-31","val":39703000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2013-12-31","val":39703000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2013-12-31","val":39703000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2013-12-31","val":39703000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":58384000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":58384000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-03-31","val":68668000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-03-31","val":68668000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-03-31","val":68668000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q1I"},{"end":"2014-06-27","val":73552000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-06-30","val":73552000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":92184000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-06-30","val":92184000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-06-30","val":92184000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q2I"},{"end":"2014-09-30","val":68897000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":84967000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-09-30","val":84967000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3I"},{"end":"2014-12-31","val":109242000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":109242000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":109242000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":109242000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":109242000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2014-12-31","val":109242000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2014Q4I"},{"end":"2015-03-31","val":133163000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2015-03-31","val":133163000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2015-03-31","val":133163000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1I"},{"end":"2015-06-30","val":74082000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2015-06-30","val":74082000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q2I"},{"end":"2015-09-30","val":81755000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":56591000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":56591000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":56591000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":56591000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":56591000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":96335000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":131674000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":127849000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":55350000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":55350000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":55350000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":55350000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":55350000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":61338000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":79739000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":79218000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":80499000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":80499000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":80499000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":80499000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":31100000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":20592000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":17653000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"AccumulatedOtherComprehensiveIncomeLossOtherThanTemporaryImpairmentNotCreditLossNetOfTaxAvailableforsaleDebtSecurities":{"label":"Accumulated Other Comprehensive Income (Loss), Other than Temporary Impairment, Not Credit Loss, Net of Tax, Available-for-sale, Debt Securities","description":"Accumulated other comprehensive loss related to portion of other than temporary impairment (OTTI) due to factors other than credit losses on debt securities categorized as available-for-sale that an entity does not intend to sell and which it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis of the debt security. The amount represented by this item is net of tax, as applicable.","units":{"USD":[{"end":"2013-12-31","val":726000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":726000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-12-31","val":97000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":97000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":97000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":97000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":97000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":24000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":33000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":45000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":42000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":42000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":42000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":42000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":42000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":232000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":38000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-12-31","val":5000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":5000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":5000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":5000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":5000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"}]}},"AdditionalPaidInCapitalCommonStock":{"label":"Additional Paid in Capital, Common Stock","description":"Value received from shareholders in common stock-related transactions that are in excess of par value or stated value and amounts received from other stock-related transactions. Includes only common stock transactions (excludes preferred stock transactions). May be called contributed capital, capital in excess of par, capital surplus, or paid-in capital.","units":{"USD":[{"end":"2010-12-31","val":1366636000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":1366636000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":1366636000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2011-06-30","val":1366636000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":1366636000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":1366636000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":1366636000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":1366636000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":1366636000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":1366636000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-03-31","val":1366636000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":1366636000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":1366636000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":1366636000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":1366636000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":1366636000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":1366636000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":1366636000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":1366636000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":1366636000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":1366636000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":1366636000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":1366636000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":1366636000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":1366636000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":1366636000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":1372161000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":1372161000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":1465955000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":1465955000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":1498858000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":1498858000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":1545665000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":1545665000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":1545665000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":1545665000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":1545665000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":1556273000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":1552507000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":1557331000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":1514157000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":1514157000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":1514157000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":1514157000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":1514157000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":1483668000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":1500656000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":1508395000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":1425816000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":1425816000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":1425816000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":1425816000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":1425816000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":1412376000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":1380976000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":1390056000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":1378311000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":1378311000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":1378311000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":1378311000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":1393358000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":1387938000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":1381038000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"AdditionsToContractHoldersFunds":{"label":"Additions to Contract Holders Funds","description":"The cash inflow from a segregated fund account during the period.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":284846000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":20289000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-01-01","end":"2010-09-30","val":30890000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-01-01","end":"2010-12-31","val":40784000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":40784000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":7935000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":14349000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":14349000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-01-01","end":"2011-09-30","val":21093000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":21093000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-12-31","val":27592000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":27592000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":27592000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":8506000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":8506000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":11046000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":11046000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-01-01","end":"2012-09-30","val":20498000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":20498000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":28821000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":28821000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":28821000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":11129000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":11129000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":13921000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":13921000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":22710000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":22710000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":26595000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":26595000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":26595000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":6545000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":6545000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":6545000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":9968000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":9968000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":9968000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":13606000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":13606000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":13606000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":14734000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":14734000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":14734000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":3954000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":3954000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":9834000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":9834000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-09-30","val":19617000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":19617000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-01-01","end":"2015-12-31","val":15578000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":15578000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":15578000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":1869000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":1869000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":5510000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":5510000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-01-01","end":"2016-09-30","val":9042000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":9042000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":13362000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":13362000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":2211000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":2211000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":5022000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":5022000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":6960000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":6960000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":10280000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":2513000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":4990000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-01-01","end":"2018-09-30","val":8057000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}},"AllowanceForLoanAndLeaseLossesRealEstate":{"label":"Allowance for Loan and Lease Losses, Real Estate","description":"The reserve to cover probable credit losses related to specifically identified fixed maturity real estate loans as well as probable credit losses inherent in the remainder of that loan portfolio.","units":{"USD":[{"end":"2015-12-31","val":78000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-12-31","val":78000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":78000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":78000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":78000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":78000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":81000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":90000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":10000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":7000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":7000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":7000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":7000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":8000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":8000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":13000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"AlternativeInvestmentsFairValueDisclosure":{"label":"Alternative Investment, Fair Value Disclosure (Deprecated 2018-01-31)","description":"Fair value of investment in certain entities that calculate net asset value per share. Includes, but is not limited to, by unit, membership interest, or other ownership interest. Investment includes, but is not limited to, investment in certain hedge funds, venture capital funds, private equity funds, real estate partnerships or funds. Excludes measurement of net asset value as estimate of fair value.","units":{"USD":[{"end":"2015-12-31","val":6004154000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-09-30","val":5795686000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":5730860000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":5730860000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":5730860000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":5730860000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":5730860000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":5796266000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":5784814000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":5796212000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":5795209000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":5795209000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":5795209000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":5795209000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":5600806000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":5532002000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":5562969000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"AmortizationOfValueOfBusinessAcquiredVOBA":{"label":"Amortization of Value of Business Acquired (VOBA)","description":"The adjustment that represents the periodic charge against earnings to reduce the value of business acquired (VOBA) over the expected life of the underlying insurance contracts. VOBA reflects the estimated fair value of a life insurance business in force and represents the portion of the cost to acquire the business that is allocated to the value of the right to receive future cash flows from insurance contracts existing at the date of acquisition. Such value is the present value of the actuarially determined projected cash flows for the acquired policies. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":155521000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":20353000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":4946000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-12-31","val":12152000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":1760000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-12-31","val":27814000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-06-30","val":8230000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":8745000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":6836000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":-1394000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":4770000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-147000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":1152000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":1052000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-04-01","end":"2014-06-30","val":1199000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":1199000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":8029000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":5929000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-06-28","end":"2014-09-30","val":6877000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":4877000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":10840000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":22364000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":5380000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":12991000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":7611000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":27009000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":14018000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":32482000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":2364000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":2364000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":5218000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":5218000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":2854000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":2854000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":16513000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":16513000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":11295000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":11295000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":15919000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":2919000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":9427000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":6508000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":11236000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":1809000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"AmountAvailableForDividendDistributionWithoutPriorApprovalFromRegulatoryAgency":{"label":"Amount Available for Dividend Distribution without Prior Approval from Regulatory Agency (Deprecated 2013-01-31)","description":"The amount of dividends that may be paid or declared in any calendar year without prior approval of regulatory agencies.","units":{"USD":[{"end":"2011-12-31","val":43805000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-12-31","val":215556000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2012Q4I"}]}},"Assets":{"label":"Assets","description":"Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.","units":{"USD":[{"end":"2010-12-31","val":11491693000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":11492299000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":11492299000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2011-06-30","val":11370717000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":10347442000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":10516215000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":10516215000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":10516215000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":10516215000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":10516215000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-03-31","val":10988725000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":10584880000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":10730702000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":10535088000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":10535088000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":10535088000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":10535088000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":10541629000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":10633721000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":10536432000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":10713436000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":10555813000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":10555813000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":10555813000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":10555813000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":10556475000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":10427561000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":10427989000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":10507028000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":10507457000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":10253189000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":10253719000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":10108441000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":10108441000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":10109502000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":10109502000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":10170075000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":10097440000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":9755887000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":9216620000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":9165935000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":9165935000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":9165935000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":9165935000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":9165935000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":9123710000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":9016964000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":9029145000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":8670275000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":8670275000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":8670275000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":8670275000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":8670275000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":8514871000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":8698031000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":8729953000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":8621825000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":8621825000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":8621825000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":8621825000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":8326723000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":8041898000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":8043846000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"AssetsFairValueDisclosure":{"label":"Assets, Fair Value Disclosure","description":"Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.","units":{"USD":[{"end":"2011-12-31","val":854435000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q4I"},{"end":"2012-06-30","val":836515000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"}]}},"AssumedPremiumsLifeInsuranceInForce":{"label":"Assumed Premiums, Life Insurance in Force (Deprecated 2014-01-31)","description":"Amount of life insurance in force premiums assumed from other entities.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":824000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2013"}]}},"AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax":{"label":"Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax","description":"Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).","units":{"USD":[{"end":"2013-12-31","val":108084000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":108084000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":108084000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-06-30","val":156845000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":145186000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":170357000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":170357000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":170357000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":170357000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":170357000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":193763000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":127395000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":135640000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":114402000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":114402000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":114402000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":114402000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":114402000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":153087000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":187996000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":185716000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":109075000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":109075000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":109075000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":109075000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":109075000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":112963000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":129031000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":130831000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":133646000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":133646000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":133646000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":133646000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":84730000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":72729000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":63509000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax":{"label":"Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax","description":"Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).","units":{"USD":[{"end":"2013-12-31","val":19984000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":19984000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":19984000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-06-30","val":4044000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":6228000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":8165000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":8165000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":8165000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":8165000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":8165000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":5566000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":7151000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":12862000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":19758000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":19758000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":19758000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":19758000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":19758000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":12062000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":6697000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":3181000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":5825000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":5825000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":5825000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":5825000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":5825000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":3916000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":2123000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":2062000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":3136000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":3136000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":3136000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":3136000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":9852000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":12460000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":12726000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"AvailableForSaleDebtSecuritiesAmortizedCostBasis":{"label":"Debt Securities, Available-for-sale, Amortized Cost","description":"Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).","units":{"USD":[{"end":"2010-12-31","val":1565004000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":1565004000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":1565004000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2011-06-30","val":1588851000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":1702703000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":1688276000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":1688276000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":1688276000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":1688276000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":1688276000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-03-31","val":1747958000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":1733776000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":1756299000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":1754007000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":1754007000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":1754007000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":1754007000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":1754007000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":1706188000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":1791395000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":1839285000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":1630205000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":1630205000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":1630205000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":1630205000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":1630205000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":1583423000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":1583423000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":1692890000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":1692890000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":1691469000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":1691469000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":1705721000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":1705721000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":1705721000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":1705721000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":1705721000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":1702954000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":1676745000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":1631750000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":1570693000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":1570693000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":1570693000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":1570693000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":1570693000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":1521201000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":1563773000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":1471852000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":1383787000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":1383787000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":1383787000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":1383787000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":1383787000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":1354397000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":1347918000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":1457131000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":1418128000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":1418128000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":1418128000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":1418128000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":1219443000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":1182244000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":1173737000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"AvailableForSaleEquitySecuritiesAccumulatedGrossUnrealizedGainBeforeTax":{"label":"Available-for-sale Equity Securities, Accumulated Gross Unrealized Gain, before Tax","description":"Amount before tax of unrealized gain in accumulated other comprehensive income (AOCI) on investments in equity securities classified as available-for-sale.","units":{"USD":[{"end":"2013-12-31","val":1361000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":1361000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":1361000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-06-30","val":3049000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":2830000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":2600000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":2600000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":2600000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":2600000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":2600000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":3127000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":2886000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":2617000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":1972000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":1972000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":1972000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":1972000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":1972000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":2030000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":1892000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":2186000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":1755000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":1755000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":1755000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":1755000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":1755000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":2062000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":2670000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":2819000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":3024000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":3024000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":3024000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":3024000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"}]}},"AvailableForSaleEquitySecuritiesAccumulatedGrossUnrealizedLossBeforeTax":{"label":"Available-for-sale Equity Securities, Accumulated Gross Unrealized Loss, before Tax","description":"Amount before tax of unrealized loss in accumulated other comprehensive income (AOCI) on investments in equity securities classified as available-for-sale.","units":{"USD":[{"end":"2013-12-31","val":820000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":820000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":820000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-06-30","val":47000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":57000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":570000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":570000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":570000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":570000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":570000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":308000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":339000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":482000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":1082000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":1082000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":1082000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":1082000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":1082000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":1332000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":613000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":99000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":468000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":468000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":468000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":468000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":468000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":121000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":5000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":16000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"}]}},"AvailableForSaleEquitySecuritiesAmortizedCostBasis":{"label":"Available-for-sale Equity Securities, Amortized Cost Basis","description":"This item represents the cost of equity securities, which are categorized neither as held-to-maturity nor trading, net of adjustments for other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any.","units":{"USD":[{"end":"2010-12-31","val":15202000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2011-12-31","val":36145000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":36145000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":36145000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":36145000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":36145000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-03-31","val":36145000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":38761000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":38761000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":38996000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":38996000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":38996000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":38996000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":38996000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":38997000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":38997000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":34162000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":34062000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":34062000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":34062000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":34062000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":34062000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":33927000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":33927000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":33927000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":33927000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":33927000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":33927000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":33928000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":33928000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":33928000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":33928000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":33928000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":33928000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":33852000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":33851000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":33777000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":33777000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":33777000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":33777000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":33777000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":32548000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":32548000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":31264000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":31264000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":31264000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":31264000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":31264000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":31264000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":31264000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":31264000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":31264000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":25473000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":25473000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":25473000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":25473000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":0,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":0,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":0,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"AvailableForSaleSecuritiesAmortizedCost":{"label":"Available-for-sale Securities, Amortized Cost Basis","description":"This item represents the cost of debt and equity securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any.","units":{"USD":[{"end":"2011-12-31","val":177288000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":177288000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":177288000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-06-30","val":144046000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":103803000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":86108000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":86108000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":86108000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":86108000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":86108000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":118604000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":366860000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":512508000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":448040000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":448040000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":448040000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":448040000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":448040000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":190524000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1I"},{"end":"2014-06-30","val":178965000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":248611000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":223072000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":223072000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":223072000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":223072000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":223072000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":165097000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":278142000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":227691000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":303986000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":303986000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":303986000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":303986000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":303986000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":228067000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":133767000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":98552000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":234647000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":234647000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":234647000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":234647000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":234647000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":169094000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":115688000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":196009000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":194522000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017Q4I"}]}},"AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss":{"label":"Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss","description":"Amount of accumulated unrealized loss on investments in debt and equity securities classified as available-for-sale in a continuous loss position.","units":{"USD":[{"end":"2013-12-31","val":20804000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":20804000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":20804000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-06-30","val":4091000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":6285000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":8735000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":8735000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":8735000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":8735000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":8735000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":5874000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":7490000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":13344000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":20840000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":20840000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":20840000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":20840000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":20840000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":13394000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":7310000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":3280000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":6293000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":6293000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":6293000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":6293000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":6293000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":4037000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":2128000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":2078000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":3136000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":3136000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":3136000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":3136000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":9852000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":12460000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":12726000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue":{"label":"Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value","description":"This item represents the aggregate fair value of investments in debt and equity securities in an unrealized loss position which are categorized neither as held-to-maturity nor trading securities.","units":{"USD":[{"end":"2011-12-31","val":157348000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":157348000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":157348000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-06-30","val":131076000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":98431000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":82293000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":82293000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":82293000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":82293000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":82293000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":115427000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":348455000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":491881000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":427236000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":427236000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":427236000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":427236000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":427236000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":183068000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1I"},{"end":"2014-06-30","val":174874000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":242326000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":214337000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":214337000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":214337000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":214337000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":214337000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":159223000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":270652000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":214347000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":283146000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":283146000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":283146000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":283146000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":283146000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":214673000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":126457000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":95272000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":228354000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":228354000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":228354000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":228354000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":228354000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":165057000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":113560000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":193931000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":191386000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017Q4I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost":{"label":"Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10","description":"Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in sixth through tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2011-12-31","val":876074000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":876074000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":876074000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-06-30","val":884009000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":875597000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":852450000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":852450000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":852450000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":852450000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":852450000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":823443000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":819104000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":639195000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":586004000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":586004000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":586004000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":586004000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":586004000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":520098000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1I"},{"end":"2014-06-30","val":487977000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":464505000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":453522000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":453522000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":453522000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":453522000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":453522000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":338860000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":264661000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":250354000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":230858000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":230858000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":230858000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":230858000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":230858000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":154675000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":151972000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":106248000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":95744000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":95744000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":95744000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":95744000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":95744000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":105991000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":118259000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":141297000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":134939000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":134939000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":134939000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":134939000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":124237000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":116835000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":125951000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue":{"label":"Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10","description":"Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in sixth through tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2011-12-31","val":949419000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":949419000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":949419000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-06-30","val":973722000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":980078000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":955898000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":955898000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":955898000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":955898000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":955898000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":919163000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":871322000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":683168000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":628131000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":628131000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":628131000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":628131000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":628131000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":564991000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1I"},{"end":"2014-06-30","val":532550000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":496268000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":481957000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":481957000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":481957000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":481957000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":481957000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":363253000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":274700000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":255906000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":230815000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":230815000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":230815000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":230815000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":230815000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":162269000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":163110000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":115113000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":99697000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":99697000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":99697000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":99697000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":99697000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":110682000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":124484000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":147232000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":139174000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":139174000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":139174000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":139174000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":124425000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":115360000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":124188000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost":{"label":"Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year One Through Five","description":"Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in second through fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2011-12-31","val":243351000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":243351000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":243351000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-06-30","val":233523000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":246492000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":258569000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":258569000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":258569000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":258569000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":258569000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":271965000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":297556000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":339570000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":344357000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":344357000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":344357000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":344357000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":344357000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":372267000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1I"},{"end":"2014-06-30","val":455282000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":476958000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":480098000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":480098000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":480098000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":480098000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":480098000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":560814000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":606014000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":582861000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":564707000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":564707000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":564707000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":564707000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":564707000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":554672000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":535068000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":540248000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":523815000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":523815000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":523815000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":523815000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":523815000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":491767000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":450657000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":481655000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":466858000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":466858000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":466858000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":466858000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":418785000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":368442000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":325203000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue":{"label":"Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year One Through Five","description":"Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in second through fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2011-12-31","val":256758000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":256758000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":256758000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-06-30","val":247441000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":265994000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":278158000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":278158000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":278158000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":278158000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":278158000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":293830000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":317184000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":365192000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":369929000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":369929000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":369929000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":369929000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":369929000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":401638000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1I"},{"end":"2014-06-30","val":492566000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":513122000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":514063000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":514063000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":514063000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":514063000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":514063000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":608744000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":651567000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":627156000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":599965000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":599965000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":599965000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":599965000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":599965000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":594513000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":577160000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":582815000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":555221000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":555221000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":555221000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":555221000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":555221000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":522564000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":477698000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":506333000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":484576000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":484576000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":484576000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":484576000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":428159000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":374564000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":329235000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost":{"label":"Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year 10","description":"Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing after tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2011-12-31","val":224459000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":224459000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":224459000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-06-30","val":230010000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":258050000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":269462000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":269462000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":269462000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":269462000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":269462000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":266282000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":263019000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":515004000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":422172000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":422172000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":422172000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":422172000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":422172000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":422823000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1I"},{"end":"2014-06-30","val":451457000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":444077000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":444094000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":444094000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":444094000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":444094000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":444094000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":433289000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":441742000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":450223000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":465410000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":465410000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":465410000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":465410000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":465410000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":489847000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":486591000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":489279000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":485720000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":485720000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":485720000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":485720000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":485720000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":501814000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":497496000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":532027000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":539151000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":539151000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":539151000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":539151000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":448414000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":443672000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":454995000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue":{"label":"Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 10","description":"Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing after tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2011-12-31","val":281834000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":281834000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":281834000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-06-30","val":293730000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":327438000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":336726000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":336726000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":336726000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":336726000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":336726000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":322206000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":298012000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":538896000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":431574000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":431574000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":431574000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":431574000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":431574000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":459313000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1I"},{"end":"2014-06-30","val":508917000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":501560000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":530129000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":530129000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":530129000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":530129000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":530129000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":534385000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":495570000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":511520000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":515868000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":515868000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":515868000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":515868000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":515868000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":575756000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":604437000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":609894000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":549354000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":549354000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":549354000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":549354000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":549354000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":569354000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":582290000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":619466000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":638558000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":638558000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":638558000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":638558000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":507862000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":492771000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":495337000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate":{"label":"Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, Fair Value","description":"Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date.","units":{"USD":[{"end":"2012-12-31","val":1653503000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":1653503000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":1653503000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-06-30","val":1522208000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":1606682000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":1441626000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":1441626000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":1441626000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":1441626000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":1441626000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":1455877000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1I"},{"end":"2014-06-30","val":1559411000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":1555671000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":1588505000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":1588505000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":1588505000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":1588505000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":1588505000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":1556556000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":1474564000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":1462983000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":1411734000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":1411734000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":1411734000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":1411734000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":1411734000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":1398211000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":1417618000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":1371776000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":1261761000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":1261761000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":1261761000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":1261761000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":1261761000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":1271042000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":1264588000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":1348253000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":1336994000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":1336994000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":1336994000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":1336994000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":1139891000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":1075068000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":1072634000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis":{"label":"Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, Amortized Cost","description":"Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date.","units":{"USD":[{"end":"2012-12-31","val":1461957000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":1461957000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":1461957000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-06-30","val":1414858000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":1512936000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":1364284000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":1364284000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":1364284000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":1364284000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":1364284000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":1344440000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1I"},{"end":"2014-06-30","val":1419502000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":1429354000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":1439119000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":1439119000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":1439119000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":1439119000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":1439119000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":1382223000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":1364388000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":1350834000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":1325089000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":1325089000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":1325089000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":1325089000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":1325089000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":1264068000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":1245965000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":1198994000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":1162027000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":1162027000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":1162027000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":1162027000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":1162027000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":1167061000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":1145145000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":1228606000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":1214518000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":1214518000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":1214518000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":1214518000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":1069893000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":1020266000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":1028563000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost":{"label":"Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, Year One","description":"Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2011-12-31","val":44125000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":44125000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":44125000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-06-30","val":72215000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":80450000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":81476000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":81476000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":81476000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":81476000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":81476000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":55370000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":35179000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":19167000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":11751000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":11751000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":11751000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":11751000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":11751000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":29252000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1I"},{"end":"2014-06-30","val":24786000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":43814000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":61405000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":61405000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":61405000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":61405000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":61405000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":49260000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":51971000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":67396000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":64114000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":64114000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":64114000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":64114000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":64114000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":64874000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":72334000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":63219000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":56748000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":56748000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":56748000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":56748000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":56748000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":67489000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":78733000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":73627000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":73570000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":73570000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":73570000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":73570000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":78457000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":91317000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":122414000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue":{"label":"Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, Year One","description":"Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2011-12-31","val":44653000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":44653000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":44653000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-06-30","val":74235000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":82195000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":82721000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":82721000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":82721000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":82721000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":82721000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":56144000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":35690000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":19426000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":11992000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":11992000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":11992000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":11992000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":11992000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":29935000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1I"},{"end":"2014-06-30","val":25378000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":44721000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":62356000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":62356000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":62356000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":62356000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":62356000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":50174000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":52727000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":68401000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":65086000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":65086000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":65086000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":65086000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":65086000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":65673000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":72911000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":63954000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":57489000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":57489000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":57489000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":57489000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":57489000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":68442000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":80116000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":75222000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":74686000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":74686000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":74686000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":74686000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":79445000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":92373000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":123874000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost":{"label":"Debt Securities, Available-for-sale, Maturity, without Single Maturity Date, Amortized Cost","description":"Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), without single maturity date and not allocated over maturity grouping.","units":{"USD":[{"end":"2011-12-31","val":300267000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":300267000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":300267000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-06-30","val":314019000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":295710000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":292050000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":292050000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":292050000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":292050000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":292050000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":289128000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":376537000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":326349000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":265921000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":265921000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":265921000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":265921000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":265921000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":238983000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1I"},{"end":"2014-06-30","val":273388000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":262115000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":266602000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":266602000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":266602000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":266602000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":266602000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":320731000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":312357000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":280916000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":245604000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":245604000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":245604000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":245604000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":245604000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":257133000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":317808000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":272858000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":221760000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":221760000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":221760000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":221760000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":221760000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":187336000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":202773000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":228525000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":203610000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":203610000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":203610000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":203610000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":149550000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":161978000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":145174000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue":{"label":"Debt Securities, Available-for-sale, Maturity, without Single Maturity Date, Fair Value","description":"Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), without single maturity date and not allocated over maturity grouping.","units":{"USD":[{"end":"2011-12-31","val":309417000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":309417000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":309417000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-06-30","val":326776000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":316276000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":310949000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":310949000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":310949000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":310949000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":310949000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":307653000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":382901000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":332026000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":276679000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":276679000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":276679000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":276679000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":276679000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":250470000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1I"},{"end":"2014-06-30","val":286280000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":274756000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":279408000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":279408000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":279408000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":279408000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":279408000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":334595000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":322425000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":291545000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":253603000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":253603000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":253603000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":253603000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":253603000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":264015000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":327454000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":282611000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":225276000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":225276000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":225276000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":225276000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":225276000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":192402000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":210238000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":237647000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":211644000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":211644000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":211644000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":211644000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":154430000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":167445000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":151886000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"AvailableForSaleSecuritiesDebtSecurities":{"label":"Debt Securities, Available-for-sale","description":"Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).","units":{"USD":[{"end":"2010-12-31","val":1628394000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":1628394000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":1628394000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2011-06-30","val":1668975000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":1846420000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":1842081000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":1842081000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":1842081000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":1842081000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":1842081000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-03-31","val":1894983000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":1915904000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":1971981000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":1964452000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":1964452000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":1964452000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":1964452000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":1964452000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":1898996000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":1905109000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":1938708000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":1718305000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":1718305000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":1718305000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":1718305000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":1718305000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":1706347000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":1706347000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":1845691000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":1845691000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":1830427000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":1830427000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":1867913000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":1867913000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":1867913000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":1867913000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":1867913000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":1891151000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":1796989000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":1754528000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":1665337000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":1665337000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":1665337000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":1665337000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":1665337000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":1662226000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":1745072000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":1654387000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":1487037000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":1487037000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":1487037000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":1487037000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":1487037000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":1463444000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":1474826000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":1585900000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":1548638000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":1548638000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":1548638000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":1548638000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":1294321000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":1242513000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":1224520000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"AvailableForSaleSecuritiesEquitySecurities":{"label":"Available-for-sale Securities, Equity Securities","description":"Amount of equity securities categorized neither as held-to-maturity nor as trading.","units":{"USD":[{"end":"2010-12-31","val":12990000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":12990000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":12990000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2011-06-30","val":34722000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":30806000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":31040000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":31040000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":31040000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":31040000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":31040000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-03-31","val":34116000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":37913000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":40189000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":41211000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":41211000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":41211000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":41211000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":41211000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":42124000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":41033000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":34484000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":34603000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":34603000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":34603000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":34603000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":34603000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":36040000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":36040000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":36929000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":36929000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":36700000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":36700000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":35958000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":35958000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":35958000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":35958000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":35958000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":36747000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":36399000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":35986000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":34667000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":34667000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":34667000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":34667000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":34667000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":33246000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":33827000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":33351000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":32551000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":32551000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":32551000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":32551000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":32551000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":33205000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":33929000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":34067000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":28497000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":28497000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":28497000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":28497000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"}]}},"AvailableForSaleSecuritiesGrossRealizedGains":{"label":"Available-for-sale Securities, Gross Realized Gains","description":"This item represents the gross profit realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":11209000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":2970000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":1038000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":5752000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":2782000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":9000000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":9000000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":1551000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":3888000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":3888000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":2338000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":2338000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":5974000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":5974000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":2085000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":2085000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":8021000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":8021000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":8021000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":73000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":73000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":380000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":380000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":307000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":307000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":5839000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":5839000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":5459000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":5459000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":9598000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":9598000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":9598000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":1611000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":1611000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":2255000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":2255000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":644000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":644000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":4183000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":4183000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":1928000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":1928000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":4754000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":4754000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":4754000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":1894000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":1894000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":2952000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":2952000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":1057000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":1057000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":5556000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":5556000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":2604000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":2604000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":6722000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":6722000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":6722000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":3879000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":3879000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":4943000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":4943000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":1064000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":1064000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":8360000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":8360000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":3417000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":3417000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":8865000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":8865000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":593000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":593000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":1834000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":1834000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":1241000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":1241000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":2758000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":2758000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":924000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":924000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":4666000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":12547000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":13206000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":658000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":13397000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":191000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"AvailableForSaleSecuritiesGrossRealizedGainsLossesSaleProceeds":{"label":"Available-for-sale Securities, Gross Realized Gains (Losses), Sale Proceeds (Deprecated 2018-01-31)","description":"The total amount of proceeds received for the sale of securities, categorized neither as held-to-maturity nor trading securities, during the reporting period.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":5447000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-09-30","val":5373000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":2859000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":6647000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":6647000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":3630000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":15233000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":11604000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":66817000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":66817000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":51584000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":51584000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":296028000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":296028000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":296028000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":13377000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":13377000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":17666000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":17666000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":4289000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":4289000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":22001000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":22001000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":4335000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":4335000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":27987000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":27987000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":27987000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":16702000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":16702000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":27695000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":27695000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":10993000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":10993000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":31876000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":31876000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":4181000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":4181000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":74724000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":74724000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":74724000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":7915000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":7915000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":24745000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":24745000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":16830000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":16830000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":49223000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":49223000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":24478000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":24478000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":128407000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":128407000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":53703000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":53703000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":27458000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":27458000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":768000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":768000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":27458000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":27458000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":47193000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":27439000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":76610000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":49171000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":101895000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":25285000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"AvailableForSaleSecuritiesGrossRealizedLosses":{"label":"Available-for-sale Securities, Gross Realized Losses","description":"This item represents the gross loss realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":2723000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":220000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":194000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":231000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":11000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":231000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":231000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-06-30","val":98000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":98000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":98000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":98000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":223000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":223000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":124000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":124000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":253000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":253000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":253000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":61000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":61000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":70000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":70000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":8000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":8000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":1863000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":1863000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":1793000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":1793000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":13787000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":13787000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":13787000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":375000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":375000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":550000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":550000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":175000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":175000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":633000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":633000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":83000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":83000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":867000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":867000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":867000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":1748000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":1748000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":2151000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":2151000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":403000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":403000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":2304000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":2304000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":153000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":153000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":3119000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":3119000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":3119000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":276000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":276000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":277000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":277000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":1000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":1000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":1373000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":1373000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":1096000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":1096000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":3300000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":3300000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":516000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":516000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":557000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":557000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":41000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":41000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":557000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":557000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":657000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":1043000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":4578000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":3534000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":4671000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":93000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"AvailableForSaleSecuritiesGrossUnrealizedLosses1":{"label":"Available-for-sale Securities, Gross Unrealized Losses (Deprecated 2013-01-31)","description":"This item represents the gross unrealized losses for securities, at a point in time, which are categorized neither as held-to-maturity nor trading securities.","units":{"USD":[{"end":"2011-12-31","val":19940000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2011-12-31","val":19940000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":19940000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2012-06-30","val":12970000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":5372000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":3815000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q4I"},{"end":"2012-12-31","val":3815000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2013-03-31","val":3177000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"}]}},"AvailableForSaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions":{"label":"Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions (Deprecated 2013-01-31)","description":"Disclosure regarding factors used to determine that the impairment of securities not categorized as either held-to-maturity securities or trading securities (hence equal to available for sale securities) where cost exceeds fair value is not an other than temporary impairment (OTTI). This item contains disclosure of the number of investment positions in the available-for-sale investments determined to be temporarily impaired.","units":{"Investment":[{"end":"2011-12-31","val":68,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2011-12-31","val":68,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":68,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2012-06-30","val":67,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":53,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":52,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q4I"},{"end":"2012-12-31","val":52,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2013-03-31","val":52,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"}]}},"AvailableforsaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions1":{"label":"Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions","description":"Number of investment positions in available-for-sale investments in a continuous unrealized loss position for which an other-than-temporary impairment (OTTI) has not been recognized in the income statement.","units":{"Investment":[{"end":"2012-12-31","val":52,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":52,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":52,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-06-30","val":131,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":175,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":113,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":113,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":113,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":113,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":113,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":88,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1I"},{"end":"2014-06-30","val":79,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":99,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":95,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":95,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":95,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":95,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":95,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":82,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":107,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":102,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":133,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":133,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":133,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":133,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q4I"},{"end":"2016-03-31","val":99,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":68,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":46,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"}]}},"BenefitsLossesAndExpenses":{"label":"Benefits, Losses and Expenses","description":"The total amount of expense recognized during the period for future policy benefits, claims and claims adjustment costs, and for selling, general and administrative costs.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":379751000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":164263000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-04-01","end":"2010-06-30","val":111347000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":161038000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-07-01","end":"2010-09-30","val":-3225000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":194659000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":194659000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":50617000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":118282000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":118282000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":67665000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":67665000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-09-30","val":320968000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":320968000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":202686000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-07-01","end":"2011-09-30","val":202686000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":314138000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":314138000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":314138000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-11145000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":-11145000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":74133000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":74133000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":85278000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":85278000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":105071000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":105071000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":30938000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":30938000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":168457000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":168457000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":174999000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":19873000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":19873000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":89853000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":89853000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":69980000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":69980000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":151844000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":151844000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":61991000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":61991000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":180800000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":180270000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":171711000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":46648000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":46278000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":46278000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":82161000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":81791000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":78641000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":35513000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":35513000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-04-01","end":"2014-06-30","val":33965000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":143209000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":139039000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":134771000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":61048000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":57248000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-07-01","end":"2014-09-30","val":56130000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":187753000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":182369000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":182369000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":41956000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":40811000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":102490000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":102490000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":61679000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":61679000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":204904000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":204904000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":102414000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":102414000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":234223000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":234223000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":234223000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":73332000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":73332000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":126497000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":126497000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":53165000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":53165000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":158511000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":158511000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":32014000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":32014000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":194347000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":194347000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":15832000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":15832000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":51127000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":51127000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":35295000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":35295000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":85544000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":85544000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":34417000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":34417000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":115051000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":49620000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":92468000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":42848000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":115277000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":22809000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"CarryingValueOfSecuritiesSoldUnderRepurchaseAgreementsAndDepositsReceivedForSecuritiesLoaned":{"label":"Carrying Value of Securities Sold under Repurchase Agreements and Deposits Received for Securities Loaned","description":"Carrying value of securities sold under agreements to repurchase and deposits received for securities loaned.","units":{"USD":[{"end":"2015-06-30","val":260064000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":230546000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":188689000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":188689000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":188689000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":188689000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":188689000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":191358000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":272050000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":317948000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":241397000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":241397000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":241397000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":241397000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":241397000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":65205000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":221728000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":247609000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":240246000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":240246000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":240246000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":240246000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":177025000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":203215000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":198354000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"CashAndCashEquivalentsAtCarryingValue":{"label":"Cash and Cash Equivalents, at Carrying Value","description":"Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.","units":{"USD":[{"end":"2008-12-31","val":428904000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2008Q4I"},{"end":"2009-12-31","val":428848000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2009-12-31","val":428848000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2009-12-31","val":428848000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2009-12-31","val":428848000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2009Q4I"},{"end":"2010-06-30","val":219826000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2010Q2I"},{"end":"2010-09-30","val":297116000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2010Q3I"},{"end":"2010-12-31","val":308614000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":308614000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":308614000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2010-12-31","val":308614000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2010-12-31","val":308614000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2010-12-31","val":308614000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2010-12-31","val":308614000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2010-12-31","val":321532000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2010Q4I"},{"end":"2011-03-31","val":327997000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1I"},{"end":"2011-06-30","val":340199000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2011-06-30","val":340199000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2I"},{"end":"2011-09-30","val":296114000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2011-09-30","val":296114000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3I"},{"end":"2011-12-31","val":328844000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":328844000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":328844000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":328844000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":328844000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2011-12-31","val":328844000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2011-12-31","val":328844000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2011-12-31","val":328844000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2011-12-31","val":338012000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2011-12-31","val":338012000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2011Q4I"},{"end":"2012-03-31","val":287491000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2012-03-31","val":287491000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1I"},{"end":"2012-06-30","val":330573000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2012-06-30","val":330573000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":301249000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2012-09-30","val":301249000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":296855000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":296855000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":296855000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":296855000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":303396000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2012-12-31","val":303396000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2012-12-31","val":303396000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2012-12-31","val":303396000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2012-12-31","val":303396000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2012-12-31","val":303396000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2012Q4I"},{"end":"2013-03-31","val":262864000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2013-03-31","val":270151000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1I"},{"end":"2013-06-30","val":325823000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2013-06-30","val":335095000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":228235000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2013-09-30","val":233748000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3I"},{"end":"2013-12-31","val":301737000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":301737000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":301737000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":301737000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":301737000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2013-12-31","val":301737000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2013-12-31","val":301737000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2013-12-31","val":301737000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2013-12-31","val":301737000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2013-12-31","val":301737000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2013Q4I"},{"end":"2014-03-31","val":343143000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":343143000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-03-31","val":343143000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":243054000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":243054000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-06-30","val":243054000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":295652000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":295652000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-09-30","val":295652000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3I"},{"end":"2014-12-31","val":235034000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":235034000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":235034000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":235034000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":235034000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2014-12-31","val":235034000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2014-12-31","val":235034000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2014-12-31","val":235034000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2014-12-31","val":235034000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2014-12-31","val":235034000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2014Q4I"},{"end":"2015-03-31","val":284844000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2015-03-31","val":284844000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1I"},{"end":"2015-06-30","val":221175000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2015-06-30","val":221176000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2I"},{"end":"2015-09-30","val":241923000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2015-09-30","val":241923000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3I"},{"end":"2015-12-31","val":236482000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":236482000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":236482000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":236482000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":236482000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2015-12-31","val":236482000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2015-12-31","val":236482000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2015-12-31","val":236482000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2015-12-31","val":236482000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015Q4I"},{"end":"2016-03-31","val":357114000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2016-03-31","val":357114000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1I"},{"end":"2016-06-30","val":332075000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2016-06-30","val":332075000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2I"},{"end":"2016-09-30","val":400687000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2016-09-30","val":400687000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":267844000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":267844000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":267844000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":267844000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":267844000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2016-12-31","val":267844000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2016-12-31","val":267844000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2016-12-31","val":267844000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2016Q4I"},{"end":"2017-03-31","val":107697000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2017-03-31","val":107697000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1I"},{"end":"2017-06-30","val":290633000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2017-06-30","val":290633000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":323307000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2017-09-30","val":323307000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":270307000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":270307000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":270307000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":270307000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":411282000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":286503000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":276020000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"CashAndCashEquivalentsPeriodIncreaseDecrease":{"label":"Cash and Cash Equivalents, Period Increase (Decrease)","description":"Amount of increase (decrease) in cash and cash equivalents. Cash and cash equivalents are the amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Includes effect from exchange rate changes.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-56000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-209022000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-01-01","end":"2010-09-30","val":-131732000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-01-01","end":"2010-12-31","val":-120234000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":-120234000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":19383000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":31585000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":31585000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-01-01","end":"2011-09-30","val":-12500000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":-12500000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-12-31","val":20230000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":20230000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":16480000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-41353000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":-41353000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":1729000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":1729000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-01-01","end":"2012-09-30","val":-27595000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":-27595000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":-31989000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":-34616000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":-34616000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-33991000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":-33245000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":28968000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":31699000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":-68620000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":-69648000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":-1659000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":-1659000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":-1659000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":41406000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":41406000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":41406000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-58683000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":-58683000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":-58683000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":-6085000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":-6085000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":-6085000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":-66703000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":-66703000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":-66703000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":49810000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":49810000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-13859000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":-13859000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-09-30","val":6889000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":6889000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-01-01","end":"2015-12-31","val":1448000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":1448000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":1448000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":120632000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":120632000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":95593000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":95593000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-01-01","end":"2016-09-30","val":164205000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":164205000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":31362000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":31362000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":-160147000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":-160147000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":22789000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":22789000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":55463000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":55463000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":2463000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":140975000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":16196000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-01-01","end":"2018-09-30","val":5713000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}},"CededCreditRiskClaimsLossAdjustmentExpenseIncurred":{"label":"Ceded Credit Risk, Claims, Loss Adjustment Expense Incurred (Deprecated 2013-01-31)","description":"Amounts for the processing of insurance claims, such as legal fees and estimator fees that have been assumed by and are receivable from the identified reinsurer with respect to disclosure of a concentration of credit risk.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":50000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":11000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":5000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":16000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":5000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":22000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011"},{"start":"2012-01-01","end":"2012-06-30","val":24000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":6000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":30000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":6000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":35000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2012"}]}},"CededPremiumsLifeInsuranceInForce":{"label":"Ceded Premiums, Life Insurance in Force (Deprecated 2014-01-31)","description":"Amount of life insurance in force premiums ceded to other entities.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":970152000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2013"}]}},"CededPremiumsWritten":{"label":"Ceded Premiums Written","description":"Amount of written premiums ceded to other entities.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":7253000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":7461000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-04-01","end":"2010-06-30","val":2754000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":10458000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-07-01","end":"2010-09-30","val":2997000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":14360000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":14360000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":3170000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":6055000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":6055000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":2885000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":2885000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-09-30","val":8442000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":8442000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":2387000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-07-01","end":"2011-09-30","val":2387000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":11093000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":11093000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":11093000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":2807000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":2807000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":5275000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":5275000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":2468000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":2468000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":7922000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":7922000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":2647000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":2647000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":10461000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":10461000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":10461000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":2745000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":2745000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":5317000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":5317000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":2572000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":2572000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":6911000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":6911000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":1594000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":1594000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":8559000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":8559000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":1602000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":1602000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":1602000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":3150000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":3150000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-04-01","end":"2014-06-30","val":1548000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":1548000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":4268000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":4268000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-06-28","end":"2014-09-30","val":1118000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":1118000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":5384000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":1145000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1"}]}},"CommonStockParOrStatedValuePerShare":{"label":"Common Stock, Par or Stated Value Per Share","description":"Face amount or stated value per share of common stock.","units":{"USD/shares":[{"end":"2010-12-31","val":10,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":10,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":10,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2011-06-30","val":10,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":10,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":10,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":10,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":10,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":10,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":10,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-03-31","val":10,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":10,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":10,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":10,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":10,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":10,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":10,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":10,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":10,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":10,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":10,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":10,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":10,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":10,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":10,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":10,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":10,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":10,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":10,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":10,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":10,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":10,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":10,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":10,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":10,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":10,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":10,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":10,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":10,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":10,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":10,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":10,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":10,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":10,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":10,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":10,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":10,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":10,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":10,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":10,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":10,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":10,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":10,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":10,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":10,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":10,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":10,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":10,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":10,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":10,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":10,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":10,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":10,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"CommonStockSharesAuthorized":{"label":"Common Stock, Shares Authorized","description":"The maximum number of common shares permitted to be issued by an entity's charter and bylaws.","units":{"shares":[{"end":"2010-12-31","val":1000000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":1000000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":1000000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2011-06-30","val":1000000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":1000000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":1000000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":1000000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":1000000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":1000000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":1000000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-03-31","val":1000000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":1000000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":1000000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":1000000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":1000000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":1000000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":1000000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":1000000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":1000000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":1000000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":1000000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":1000000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":1000000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":1000000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":1000000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":1000000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":1000000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":1000000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":1000000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":1000000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":1000000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":1000000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":1000000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":1000000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":1000000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":1000000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":1000000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":1000000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":1000000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":1000000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":1000000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":1000000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":1000000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":1000000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":1000000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":1000000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":1000000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":1000000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":1000000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":1000000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":1000000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":1000000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":1000000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":1000000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":1000000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":1000000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":1000000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":1000000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":1000000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":1000000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":1000000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":1000000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":1000000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"CommonStockSharesIssued":{"label":"Common Stock, Shares, Issued","description":"Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.","units":{"shares":[{"end":"2010-12-31","val":250000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":250000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":250000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2011-06-30","val":250000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":250000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":250000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":250000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":250000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":250000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":250000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-03-31","val":250000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":250000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":250000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":250000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":250000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":250000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":250000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":250000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":250000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":250000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":250000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":250000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":250000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":250000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":250000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":250000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":250000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":250000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":250000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":250000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":250000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":250000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":250000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":250000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":250000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":250000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":250000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":250000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":250000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":250000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":250000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":250000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":250000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":250000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":250000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":250000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":250000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":250000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":250000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":250000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":250000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":250000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":250000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":250000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":250000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":250000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":250000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":250000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":250000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":250000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":250000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":250000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":250000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"CommonStockSharesOutstanding":{"label":"Common Stock, Shares, Outstanding","description":"Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.","units":{"shares":[{"end":"2010-12-31","val":250000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":250000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":250000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2011-06-30","val":250000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":250000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":250000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":250000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":250000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":250000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":250000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-03-31","val":250000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":250000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":250000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":250000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":250000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":250000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":250000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":250000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":250000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":250000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":250000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":250000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":250000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":250000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":250000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":250000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":250000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":250000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":250000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":250000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":250000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":250000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":250000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":250000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":250000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":250000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":250000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":250000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":250000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":250000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":250000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":250000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":250000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":250000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":250000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":250000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":250000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":250000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":250000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":250000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":250000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":250000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":250000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":250000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":250000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":250000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":250000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":250000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":250000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":250000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":250000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":250000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":250000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"CommonStockValue":{"label":"Common Stock, Value, Issued","description":"Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity.","units":{"USD":[{"end":"2010-12-31","val":2500000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":2500000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":2500000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2011-06-30","val":2500000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":2500000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":2500000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":2500000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":2500000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":2500000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":2500000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-03-31","val":2500000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":2500000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":2500000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":2500000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":2500000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":2500000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":2500000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":2500000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":2500000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":2500000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":2500000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":2500000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":2500000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":2500000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":2500000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":2500000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":2500000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":2500000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":2500000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":2500000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":2500000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":2500000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":2500000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":2500000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":2500000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":2500000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":2500000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":2500000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":2500000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":2500000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":2500000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":2500000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":2500000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":2500000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":2500000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":2500000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":2500000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":2500000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":2500000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":2500000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":2500000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":2500000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":2500000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":2500000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":2500000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":2500000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":2500000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":2500000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":2500000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":2500000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":2500000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":2500000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":2500000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"ComprehensiveIncomeNetOfTax":{"label":"Comprehensive Income (Loss), Net of Tax, Attributable to Parent","description":"Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-144570000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":63803000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-04-01","end":"2010-06-30","val":30425000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":164209000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-07-01","end":"2010-09-30","val":100407000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":175453000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":175453000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":24941000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":55764000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":55764000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":30823000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":30823000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-09-30","val":-297000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":-297000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":-56061000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-07-01","end":"2011-09-30","val":-56061000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":66401000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":66401000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":66401000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":132494000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":132494000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":149858000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":149858000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":17364000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":17364000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":186523000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":186523000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":36665000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":36665000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":187357000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":187357000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":185771000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-43977000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":-43977000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-118743000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":-118743000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":-74767000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":-74767000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-132000000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":-132000000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":-13257000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":-13257000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-311459000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":-271309000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":-271309000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":19963000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":44376000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":44376000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":33749000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":71024000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":71024000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":13786000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":26648000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-04-01","end":"2014-06-30","val":26648000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":296000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":90498000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":90498000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":-33453000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":19474000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-07-01","end":"2014-09-30","val":19474000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":103072000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":103072000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":103072000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":34574000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":34574000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-29462000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":-29462000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":-64036000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":-64036000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":-18463000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":-18463000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":10999000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":10999000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":-38993000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":-38993000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":-38993000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":33140000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":33140000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":74180000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":74180000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":41040000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":41040000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":73364000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":73364000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":-816000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":-816000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":-21768000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":-21768000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":30804000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":30804000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":73340000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":73340000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":42536000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":42536000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":98755000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":98755000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":25415000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":25415000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":124554000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":-34411000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":-47056000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":-12645000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":-29546000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":17510000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"CreditDerivativeMaximumExposureUndiscounted":{"label":"Credit Derivative, Maximum Exposure, Undiscounted","description":"Maximum potential amount of future undiscounted payments that could be required under the credit derivative, before reduction for potential recoveries under recourse or collateralization provisions.","units":{"USD":[{"end":"2014-12-31","val":170000000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":170000000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":170000000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":170000000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":170000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":210000000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":210000000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":210000000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":210000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":210000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":210000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":210000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":210000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":210000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":210000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":210000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":210000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":210000000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":210000000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":210000000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":210000000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":230000000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":185000000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":185000000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":185000000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":185000000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":185000000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":185000000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":175000000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":175000000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":175000000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"CurrentFederalTaxExpenseBenefit":{"label":"Current Federal Tax Expense (Benefit)","description":"Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":7292000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-04-01","end":"2010-06-30","val":-578000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":-1781000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-07-01","end":"2010-09-30","val":-1781000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":-436000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":-436000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":124000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-1666000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":-1666000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":-1790000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":-1790000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-09-30","val":-1802000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":-1802000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":-136000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-07-01","end":"2011-09-30","val":-136000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-1151000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":-1151000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":-1151000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":2128000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":2128000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":926000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":926000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":-1202000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":-1202000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":1411000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":1411000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":485000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":485000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":782000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":782000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":1260000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-199000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":-199000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-9883000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":-9883000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":-9684000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":-9684000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-65074000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":-65074000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":-55191000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":-55191000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-61000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":-61000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":-61000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":181000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":181000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":181000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2016-01-01","end":"2016-12-31","val":-179000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":-179000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"}]}},"CurrentStateAndLocalTaxExpenseBenefit":{"label":"Current State and Local Tax Expense (Benefit)","description":"Amount of current state and local tax expense (benefit) pertaining to income (loss) from continuing operations.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":-478000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":158000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":158000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":158000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2015-01-01","end":"2015-12-31","val":9000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":9000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":9000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":-144000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":-144000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":-17000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"}]}},"DeferredFederalIncomeTaxExpenseBenefit":{"label":"Deferred Federal Income Tax Expense (Benefit)","description":"Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":84636000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-19040000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-04-01","end":"2010-06-30","val":-18462000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":-17096000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-07-01","end":"2010-09-30","val":1944000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":-24266000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":-24266000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":1703000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-2168000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":-2168000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":-3871000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":-3871000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-09-30","val":-8702000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":-8702000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":-6534000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-07-01","end":"2011-09-30","val":-6534000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-13810000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":-13810000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":-13810000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-71787000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":-71787000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-74284000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":-74284000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":-2497000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":-2497000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":-64323000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":-64323000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":9961000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":9961000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-63678000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":-63678000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":-64525000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-9418000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":-9418000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":9500000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":9500000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":18918000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":18918000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":62130000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":62130000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":52630000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":52630000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":114932000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":73218000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":73218000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":13142000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":17453000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":4311000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":66784000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-06-28","end":"2014-09-30","val":49331000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":5385000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":5385000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":5385000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":-4275000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":-4275000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":-4275000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":-1150000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":-1150000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":1290000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"}]}},"DeferredIncomeTaxLiabilities":{"label":"Deferred Tax Liabilities, Gross","description":"Amount of deferred tax liability attributable to taxable temporary differences.","units":{"USD":[{"end":"2011-09-30","val":11176000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":7879000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":7879000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":7879000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":7879000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":7879000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2014-12-31","val":215396000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-12-31","val":181668000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":181668000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-12-31","val":163916000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":163916000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-12-31","val":102785000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017Q4I"}]}},"DeferredPolicyAcquisitionCostAmortizationExpense":{"label":"Deferred Policy Acquisition Costs, Amortization Expense","description":"Amount of amortization expense (reversal of expense) for deferred policy acquisition costs.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":4945000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-06-30","val":6072000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":2709000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":1825000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":-4247000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":12941000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-350000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":-350000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-526000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":-696000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-04-01","end":"2014-06-30","val":-346000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":-346000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-3105000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":-1375000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-06-28","end":"2014-09-30","val":-2579000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":-679000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":-6068000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-1351000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-12-31","val":3783000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":942000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":442000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":-500000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":2437000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":1995000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":3680000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":1132000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":1132000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":1737000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":605000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":2876000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":1139000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":3716000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":1290000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"}]}},"DeferredPolicyAcquisitionCostAmortizationExpenseEffectOfAdjustmentsToEstimatedGrossProfit":{"label":"Deferred Policy Acquisition Cost, Amortization Expense, Effect of Adjustments to Estimated Gross Profit (Deprecated 2016-01-31)","description":"The amount of adjustment to amortization of deferred policy acquisition costs arising from a revision in estimated gross profit (when such amount serves as the basis for allocating amortization of DAC to reporting periods).","units":{"USD":[{"start":"2011-01-01","end":"2011-06-30","val":-2046000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":-1671000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-2491000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":-445000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":2994000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":1852000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":914000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":914000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":-938000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":-938000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":914000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":914000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":-1854000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":-1854000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-659000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":-659000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-659000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":-659000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":8244000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":8244000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":8902000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":8902000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":2191000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":2191000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-139000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":31000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-139000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":31000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":3391000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":1661000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":3530000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":1630000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":-2378000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":-2378000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-27000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":-27000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-51000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":-24000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":-1352000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":-1301000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":1473000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":-10000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1"}]}},"DeferredPolicyAcquisitionCostAmortizationExpenseEffectOfAdjustmentsToEstimatedGrossProfitOrEstimatedGrossMargin":{"label":"Deferred Policy Acquisition Cost, Amortization Expense, Effect of Adjustments to Estimated Gross Profit or Estimated Gross Margin","description":"Amount of amortization expense (reversal of amortization expense) of deferred policy acquisition costs from a revision in estimated gross profit or estimated gross margin.","units":{"USD":[{"start":"2015-01-01","end":"2015-06-30","val":-51000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":-24000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":-1352000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":-1301000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":-1473000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":-10000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":-26000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":-26000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":-16000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":-16000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":1526000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":1526000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":1552000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":1552000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":1527000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":1527000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":-166000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":-166000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":92000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":92000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":258000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":258000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":327000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":327000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":235000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":235000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":215000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":52000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":1109000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":1057000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":1069000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":-40000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"DeferredPolicyAcquisitionCosts":{"label":"Deferred Policy Acquisition Cost","description":"Amount of deferred policy acquisition cost capitalized on contract remaining in force.","units":{"USD":[{"end":"2010-12-31","val":31437000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":31437000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":31437000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2010-12-31","val":31437000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010Q4I"},{"end":"2011-06-30","val":29787000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":44053000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":45039000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":45039000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":45039000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":45039000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":45039000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2011-12-31","val":45039000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011Q4I"},{"end":"2012-03-31","val":40581000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":46445000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":45626000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":44678000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":44678000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":44678000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":44678000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":44678000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2012-12-31","val":47388000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012Q4I"},{"end":"2013-03-31","val":41477000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":38784000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":43240000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":33139000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":33139000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":33139000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":33139000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":34869000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2013-12-31","val":34869000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":33382000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":35282000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":33753000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":35653000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":36403000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":36403000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":41127000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":41127000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":41127000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":41127000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":41127000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2014-12-31","val":41127000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014Q4I"},{"end":"2015-03-31","val":42510000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":37363000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":39641000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":37500000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":37500000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":37500000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":37500000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":37500000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2015-12-31","val":37500000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015Q4I"},{"end":"2016-03-31","val":36561000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":37078000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":35096000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":33901000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":33901000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":33901000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":33901000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":33901000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":32778000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":32181000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":31042000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":30207000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":30207000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":30207000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":30207000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":28919000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":29006000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":27836000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"DeferredPolicyAcquisitionCostsAdditions":{"label":"Deferred Policy Acquisition Cost, Capitalization","description":"Amount of deferred policy acquisition cost capitalized.","units":{"USD":[{"start":"2011-01-01","end":"2011-06-30","val":277000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":107000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":358000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":80000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":498000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":76000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":185000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":185000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":109000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":109000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":308000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":308000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":123000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":123000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":423000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":423000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":162000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":162000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":178000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":178000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":17000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":17000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":387000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":387000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":208000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":208000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":422000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":422000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":63000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":63000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":88000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":88000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":24000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":24000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":159000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":159000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":71000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":71000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":190000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":190000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":32000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":32000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":74000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":74000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":42000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":42000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":144000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":144000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":70000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":70000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":156000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":156000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":3000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":3000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":20000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":20000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":17000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":17000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":34000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":34000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":14000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":14000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":81000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":81000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":10000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":10000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":17000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":17000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":7000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":7000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":17000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":17000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":22000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":2000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":3000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":1000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":33000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":30000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"DeferredPolicyAcquisitionCostsPeriodIncreaseDecrease":{"label":"Deferred Policy Acquisition Costs, Period Increase (Decrease)","description":"Amount of increase (decrease) in deferred policy acquisition cost.","units":{"USD":[{"start":"2011-01-01","end":"2011-06-30","val":-1650000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":-1000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":12616000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":14266000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-13602000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-4458000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":1406000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":1406000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":5864000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":5864000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":587000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":-587000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":-819000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":819000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":361000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":4522000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-3201000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":3201000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-5894000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":5894000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":-2692000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":2692000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":1438000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":1438000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":-4455000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":-4455000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":11539000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":12519000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":12519000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-243000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":-413000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":-413000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-614000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":-784000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":-784000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":-370000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":-370000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-3264000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":-1534000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":-1534000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":-2650000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":-750000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":-6258000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":-6258000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":-6258000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-1383000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":-1383000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":3764000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":3764000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":5147000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":5147000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":1486000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":1486000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":-2278000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":-2278000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":3627000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":3627000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":3627000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":939000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":939000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":422000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":422000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":-517000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":-517000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":2404000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":2404000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":1982000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":1982000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":3599000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":3599000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":1123000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":1123000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":1720000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":1720000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":598000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":598000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":2859000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":2859000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":1139000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":1139000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":3694000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":1288000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":1201000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":-87000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":2371000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":1170000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"DeferredSalesInducementsAdditions":{"label":"Deferred Sale Inducement Cost, Capitalization","description":"Amount of deferred sale inducement cost capitalized.","units":{"USD":[{"start":"2011-01-01","end":"2011-06-30","val":25000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":11000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":39000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":14000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":48000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":4000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":9000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":9000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":4000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":4000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":16000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":16000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":8000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":8000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":23000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":23000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":32000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":32000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":46000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":46000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":14000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":14000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":57000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":57000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":13000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":13000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":63000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":63000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":2000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":2000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":40000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":40000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":38000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":38000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":21000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":21000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":-19000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":-19000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":27000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":27000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":1000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":1000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":5000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":5000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":4000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":4000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":13000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":13000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":8000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":8000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":22000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":1000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":3000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":1000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":7000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":4000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":33000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":1000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":2000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":1000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":2000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":2000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"}]}},"DeferredSalesInducementsAdjustments":{"label":"Deferred Sales Inducement Cost, Other Increase (Decrease)","description":"Amount of increase (decrease) in deferred sales inducement cost, classified as other.","units":{"USD":[{"start":"2011-01-01","end":"2011-06-30","val":-413000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":-334000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-514000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":-102000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-608000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":422000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":529000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":529000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":108000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":108000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":529000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":529000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":546000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":546000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":48000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":48000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":48000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":48000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":-40000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":-40000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":-88000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":-88000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-301000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":-301000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-32000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":-32000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-32000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":-32000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":700000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":700000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":732000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":732000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":863000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":863000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-6000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":-6000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-12000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":-12000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":-6000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":-6000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":-307000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":-307000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":-295000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":-295000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":-335000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":-2000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":-6000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":-4000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":347000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":353000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":347000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":-38000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":21000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":59000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":54000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":33000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":49000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":12000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":252000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":240000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":243000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":-9000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"DeferredSalesInducementsNet":{"label":"Deferred Sale Inducement Cost","description":"Amount of deferred sale inducement cost capitalized on contract remaining in force.","units":{"USD":[{"end":"2010-12-31","val":7270000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":7270000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":7270000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2010-12-31","val":7270000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010Q4I"},{"end":"2011-06-30","val":6910000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":10152000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":10355000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":10355000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":10355000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":10355000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":10355000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2011-12-31","val":10355000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011Q4I"},{"end":"2012-03-31","val":9025000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":10643000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":10436000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":10004000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":10004000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":10004000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":10004000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":10004000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2012-12-31","val":10004000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012Q4I"},{"end":"2013-03-31","val":9468000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":8861000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":7731000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":7544000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":7544000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":7544000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":7544000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":7544000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2013-12-31","val":7544000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":7592000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":7592000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":7697000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":7697000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":8278000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":8278000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":9351000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":9351000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":9351000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":9351000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":9351000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":9660000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":8487000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":8999000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":8517000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":8517000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":8517000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":8517000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":8517000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2015-12-31","val":8518000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015Q4I"},{"end":"2016-03-31","val":8305000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":8420000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":7971000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":7708000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":7708000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":7708000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":7708000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":7708000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":7452000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":7316000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":7037000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":6867000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":6867000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":6867000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":6867000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":6574000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":6593000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":6325000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"DeferredSalesInducementsPeriodIncreaseDecrease":{"label":"Deferred Sales Inducements, Period Increase (Decrease)","description":"Amount of increase (decrease) in unamortized deferred sales inducement costs.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":936000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-3158000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-01-01","end":"2010-09-30","val":-2935000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-01-01","end":"2010-12-31","val":-974000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":399000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":360000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":360000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":-39000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-2882000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":2882000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":3242000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-3085000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":-3085000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":1331000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":-1330000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-288000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":288000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":-1619000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":1619000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":81000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":-81000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":-207000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":207000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":352000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":352000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-536000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":536000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-1143000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":1143000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":-607000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":607000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":2273000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":2273000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":1128000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":1128000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":2460000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":2460000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":2460000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-48000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":-48000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":-48000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-153000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":-153000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":-153000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":-105000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":-105000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-734000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":-734000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":-734000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":-581000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":-581000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":-1807000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":-1807000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":-1807000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-309000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":-309000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":864000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":864000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":1174000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":1174000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":352000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":352000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":-512000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":-512000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":834000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":834000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":834000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":212000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":212000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":97000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":97000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":-115000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":546000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":546000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":449000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":809000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":809000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":256000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":256000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":392000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":392000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":136000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":671000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":671000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":279000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":841000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":293000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":274000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":-19000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":542000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":268000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"DeferredStateAndLocalIncomeTaxExpenseBenefit":{"label":"Deferred State and Local Income Tax Expense (Benefit)","description":"Amount of deferred state and local tax expense (benefit) pertaining to income (loss) from continuing operations.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":-4109000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-09-30","val":-3239000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":-3239000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":-3239000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":-3239000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":957000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":3051000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":3051000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":617000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":820000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":203000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":3178000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-06-28","end":"2014-09-30","val":2358000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":-142000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":-142000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":-142000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":-452000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":-452000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":-452000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":468000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":468000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":1111000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"}]}},"DeferredTaxAssetsGross":{"label":"Deferred Tax Assets, Gross","description":"Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.","units":{"USD":[{"end":"2011-12-31","val":315759000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-12-31","val":283782000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":283782000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-12-31","val":285615000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":337685000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-12-31","val":323968000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":323968000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-12-31","val":312506000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":312506000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-12-31","val":318932000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":318932000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-12-31","val":179656000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017Q4I"}]}},"DeferredTaxAssetsLiabilitiesNet":{"label":"Deferred Tax Assets, Net","description":"Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting.","units":{"USD":[{"end":"2011-12-31","val":-7879000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-12-31","val":43977000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":43977000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-12-31","val":-42664000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":406000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-12-31","val":-4834000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q4I"},{"end":"2016-12-31","val":576000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":576000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"}]}},"DeferredTaxAssetsNet":{"label":"Deferred Tax Assets, Net of Valuation Allowance","description":"Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.","units":{"USD":[{"end":"2010-12-31","val":4467000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":4467000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":4467000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2011-06-30","val":570000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2012-03-31","val":66388000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":59607000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":42250000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":43977000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":43977000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":43977000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q4I"},{"end":"2013-03-31","val":58867000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":62970000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2016-12-31","val":164492000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-12-31","val":100959000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017Q4I"}]}},"DeferredTaxAssetsOperatingLossCarryforwards":{"label":"Deferred Tax Assets, Operating Loss Carryforwards","description":"Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards.","units":{"USD":[{"end":"2013-12-31","val":169375000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-12-31","val":184806000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q4I"}]}},"DeferredTaxAssetsOther":{"label":"Deferred Tax Assets, Other","description":"Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences, classified as other.","units":{"USD":[{"end":"2011-12-31","val":3103000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-12-31","val":18329000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":18329000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-12-31","val":15912000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":1847000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-12-31","val":1652000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":1652000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-12-31","val":1528000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":1528000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-12-31","val":1714000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":1714000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-12-31","val":1999000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017Q4I"}]}},"DeferredTaxAssetsTaxCreditCarryforwards":{"label":"Deferred Tax Assets, Tax Credit Carryforwards","description":"Amount, before allocation of a valuation allowances, of deferred tax assets attributable to deductible tax credit carryforwards including, but not limited to, research, foreign, general business, alternative minimum tax, and other deductible tax credit carryforwards.","units":{"USD":[{"end":"2016-12-31","val":13992000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-12-31","val":19511000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017Q4I"}]}},"DeferredTaxAssetsTaxCreditCarryforwardsAlternativeMinimumTax":{"label":"Deferred Tax Assets, Tax Credit Carryforwards, Alternative Minimum Tax","description":"Amount before allocation of valuation allowances of deferred tax asset attributable to deductible alternative minimum tax credit carryforwards.","units":{"USD":[{"end":"2011-12-31","val":2488000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":2488000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":2488000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-06-30","val":3275000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":4425000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":4274000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":4274000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":4274000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":4274000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":4274000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":4274000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-12-31","val":4216000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":4216000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":4216000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":4216000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":4216000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-12-31","val":4216000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":4216000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":4216000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":4216000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":4216000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":4216000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":4216000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":4216000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":4216000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":4216000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":4216000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":4216000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":4216000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":4216000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":4216000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":4216000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":4216000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":4216000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":4216000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":4216000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":4216000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":4216000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":4216000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":4216000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":4216000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":4216000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":4216000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":4216000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":3195000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":3162000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":2635000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsPolicyholderLiabilities":{"label":"Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Policyholder Liabilities","description":"The tax effect as of the balance sheet date of the amount of the estimated future tax deductions arising from estimated policyholder reserves, which will be deductible from future taxable income when actual costs are incurred, and which can only be realized if sufficient tax-basis income is generated in future periods to enable the tax deduction to be taken.","units":{"USD":[{"end":"2013-12-31","val":49490000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-12-31","val":39840000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":39840000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-12-31","val":22955000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":22955000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-12-31","val":29546000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":29546000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-12-31","val":17189000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017Q4I"}]}},"DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsReserves":{"label":"Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Reserves","description":"Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences from reserves, classified as other.","units":{"USD":[{"end":"2017-12-31","val":8849000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017Q4I"}]}},"DeferredTaxAssetsValuationAllowance":{"label":"Deferred Tax Assets, Valuation Allowance","description":"Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.","units":{"USD":[{"end":"2011-12-31","val":90402000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":90402000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":90402000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-12-31","val":0,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-12-31","val":179654000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":179654000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":179654000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":179654000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":139295000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":187307000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1I"},{"end":"2014-06-30","val":187196000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":194255000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":113406000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":113406000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":113406000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":113406000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":113406000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":103134000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":128438000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":125269000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":130946000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":130946000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":130946000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":130946000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":130946000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":120939000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":108363000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":111869000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":154440000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":154440000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":154440000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":154440000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":154440000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":145235000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":132382000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":126480000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":78697000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":78697000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":78697000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":78697000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":87716000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":91214000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":89526000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"DeferredTaxLiabilities":{"label":"Deferred Tax Liabilities, Net","description":"Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences without jurisdictional netting.","units":{"USD":[{"end":"2011-12-31","val":233236000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-12-31","val":239805000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":239805000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-12-31","val":148625000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":197984000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-12-31","val":215396000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":4834000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-12-31","val":108000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":108000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2017-12-31","val":1826000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017Q4I"}]}},"DeferredTaxLiabilitiesDeferredExpenseDeferredPolicyAcquisitionCost":{"label":"Deferred Tax Liabilities, Deferred Expense, Deferred Policy Acquisition Cost","description":"The amount as of the balance sheet date of the estimated future tax effects attributable to policy acquisition costs being expensed for tax purposes but capitalized in conformity with generally accepted accounting principles, which will reverse in future periods when amortization of such capitalized costs cannot be deducted for tax purposes.","units":{"USD":[{"end":"2016-12-31","val":95150000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-12-31","val":51553000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017Q4I"}]}},"DeferredTaxLiabilitiesDeferredExpenseReservesAndAccruals":{"label":"Deferred Tax Liabilities, Deferred Expense, Reserves and Accruals","description":"Amount of deferred tax liability attributable to taxable temporary differences from reserves and accruals.","units":{"USD":[{"end":"2013-12-31","val":39084000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-12-31","val":31440000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":31440000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-12-31","val":26740000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":26740000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-12-31","val":20106000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":20106000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-12-31","val":8050000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017Q4I"}]}},"DeferredTaxLiabilitiesInvestments":{"label":"Deferred Tax Liabilities, Investments","description":"Amount of deferred tax liability attributable to taxable temporary differences from investments (excludes investments in subsidiaries and equity method investments).","units":{"USD":[{"end":"2011-12-31","val":62341000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-12-31","val":101018000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":101018000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-12-31","val":40781000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":40781000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-12-31","val":68686000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":68686000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-12-31","val":45139000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":45139000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-12-31","val":48660000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":48660000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-12-31","val":39158000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017Q4I"}]}},"DeferredTaxLiabilitiesOther":{"label":"Deferred Tax Liabilities, Other","description":"Amount of deferred tax liability attributable to taxable temporary differences classified as other.","units":{"USD":[{"end":"2017-12-31","val":36000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017Q4I"}]}},"DepositsReceivedForSecuritiesLoanedAtCarryingValue":{"label":"Deposits Received for Securities Loaned, at Carrying Value","description":"The amount of cash received as security in return for loaning securities to another party.","units":{"USD":[{"end":"2015-06-30","val":230144000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":200112000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":188689000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":188689000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":188689000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":191358000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":205204000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":206986000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":194996000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":194996000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":194996000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":194996000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":194996000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":45300000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":201685000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":180797000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":203909000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":203909000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":203909000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":203909000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":141571000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":193256000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":188215000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"DerivativeAssetCollateralObligationToReturnCashOffset":{"label":"Derivative Asset, Collateral, Obligation to Return Cash, Offset","description":"Amount of obligation to return cash collateral under master netting arrangements offset against derivative assets.","units":{"USD":[{"end":"2015-12-31","val":11405000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q4I"},{"end":"2016-06-30","val":16273000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"}]}},"DerivativeAssetFairValueGrossLiability":{"label":"Derivative Asset, Fair Value, Gross Liability","description":"Fair value of liability associated with financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset.","units":{"USD":[{"end":"2012-12-31","val":68361000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":68361000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":68361000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-06-30","val":18388000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":4577000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":1756000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":1756000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":898000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":898000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":898000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":847000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1I"},{"end":"2014-06-30","val":1281000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":5129000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":4412000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":4412000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":4412000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":4412000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":4412000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":5381000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":27208000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":53342000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":27232000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":27232000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":15827000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q4I"},{"end":"2016-03-31","val":22068000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":8380000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"}]}},"DerivativeAssetNotOffsetPolicyElectionDeduction":{"label":"Derivative Asset, Not Offset, Policy Election Deduction","description":"Fair value of financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, elected not to be offset, deducted from derivative assets.","units":{"USD":[{"end":"2015-12-31","val":9260000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q4I"},{"end":"2016-06-30","val":8177000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"}]}},"DerivativeAssets":{"label":"Derivative Asset","description":"Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.","units":{"USD":[{"end":"2011-09-30","val":3824000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2013-12-31","val":858000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":858000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":858000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":858000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":858000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":96000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":96000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-09-30","val":6051000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":6051000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":1055000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":1055000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":1055000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":1055000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":1055000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":2652000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":18521000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":59787000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":10893000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":10893000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":10893000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":10893000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":10893000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":14062000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":1123000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":968000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":16526000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":16526000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":16526000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":16526000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":16526000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":2609000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":6444000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":2903000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":8212000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":8212000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":8212000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":8212000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":5352000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":12942000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":10788000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"DerivativeCollateralObligationToReturnCash":{"label":"Derivative, Collateral, Obligation to Return Cash","description":"Amount of obligation to return cash collateral under master netting arrangements that have not been offset against derivative assets.","units":{"USD":[{"end":"2013-12-31","val":0,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-09-30","val":2080000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":0,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":0,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":689000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":2489000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":57595000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":0,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":0,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":0,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":0,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":0,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":0,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":0,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":1647000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":0,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":0,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":0,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":0,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":0,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":537000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":9000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":2088000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":2213000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":2213000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":2213000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":2213000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":2004000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":277000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":810000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"DerivativeCollateralRightToReclaimCash":{"label":"Derivative, Collateral, Right to Reclaim Cash","description":"Amount of right to receive cash collateral under master netting arrangements that have not been offset against derivative liabilities.","units":{"USD":[{"end":"2014-12-31","val":0,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-12-31","val":0,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":0,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":0,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":0,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":0,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":0,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":0,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":0,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":0,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":0,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":0,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":0,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":0,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":178000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":0,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":0,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":0,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":0,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":0,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":0,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":294000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":0,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":70000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"DerivativeFairValueOfDerivativeAsset":{"label":"Derivative Asset, Fair Value, Gross Asset","description":"Fair value, before effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement.","units":{"USD":[{"end":"2013-12-31","val":1756000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":1756000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":1756000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-06-30","val":1281000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":11180000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":5467000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":5467000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":5467000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":5467000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":5467000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":8033000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":45729000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":113129000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":38125000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":38125000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":38125000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":38125000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":38125000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":36130000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":25776000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":18525000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":39022000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":39022000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":39022000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":39022000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":39022000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":21543000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":15492000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":16815000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":36077000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":36077000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":36077000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":36077000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":51110000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":63064000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":53109000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral":{"label":"Derivative Asset, Fair Value, Amount Not Offset Against Collateral","description":"Fair value, after offset of derivative liability, of financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, before offset against an obligation to return collateral under a master netting arrangement. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement.","units":{"USD":[{"end":"2013-12-31","val":407000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":407000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":407000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":407000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":407000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":96000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1I"},{"end":"2014-09-30","val":3971000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":1055000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":1055000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":1055000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":1055000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q4I"},{"end":"2015-03-31","val":1963000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":16032000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":2192000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"}]}},"DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral":{"label":"Derivative Asset, Fair Value, Amount Offset Against Collateral","description":"Fair value, after effects of master netting arrangements, of financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset offset against an obligation to return collateral. Includes assets not subject to a master netting arrangement and not elected to be offset.","units":{"USD":[{"end":"2014-12-31","val":1055000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-12-31","val":2735000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":2735000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":2735000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":2735000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":2735000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":-1165000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":0,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":968000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":1304000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":1304000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":1304000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":1304000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":1304000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":52000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":531000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":876000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":129000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":129000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":129000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":129000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":263000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":6531000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":255000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"DerivativeFairValueOfDerivativeLiability":{"label":"Derivative Liability, Fair Value, Gross Liability","description":"Fair value, before effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement.","units":{"USD":[{"end":"2012-12-31","val":11711000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":80072000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":80072000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":80072000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":95019000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":145917000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":171361000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":51828000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":51828000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":51828000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":51828000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":51828000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":19507000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1I"},{"end":"2014-06-30","val":42773000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":12461000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":23156000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":23156000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":23156000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":23156000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":23156000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":25783000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":31672000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":60269000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":28902000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":28902000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":28902000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":28902000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":28902000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":46470000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":10850000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":12924000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":37309000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":37309000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":37309000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":37309000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":37309000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":26031000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":11076000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":13188000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":15748000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":15748000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":15748000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":15748000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":17610000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":25174000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":26307000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral":{"label":"Derivative Liability, Fair Value, Amount Not Offset Against Collateral","description":"Fair value, after offset of derivative asset, of financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, elected not to be and before offset against a right to receive collateral under a master netting arrangement. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement.","units":{"USD":[{"end":"2012-12-31","val":8844000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":8844000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":8844000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-06-30","val":35219000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":49068000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":21695000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":21695000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":21695000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":21695000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":21695000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":7620000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1I"},{"end":"2014-06-30","val":2972000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":1753000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":1107000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":1107000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":1107000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":1107000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q4I"},{"end":"2015-03-31","val":3368000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":2295000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":265000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"}]}},"DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral":{"label":"Derivative Liability, Fair Value, Amount Offset Against Collateral","description":"Fair value, after effects of master netting arrangements, of financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset offset against the right to receive collateral. Includes liabilities not subject to a master netting arrangement and not elected to be offset.","units":{"USD":[{"end":"2014-12-31","val":1107000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-12-31","val":2228000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":2228000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-12-31","val":916000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":916000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":916000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":916000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":916000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":1959000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":2367000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":378000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":710000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":710000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":710000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":710000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":0,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":820000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":344000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"DerivativeFairValueOfDerivativeNet":{"label":"Derivative, Fair Value, Net","description":"Fair value of the assets less the liabilities of a derivative or group of derivatives.","units":{"USD":[{"end":"2012-12-31","val":-11711000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-12-31","val":-50072000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":-50072000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":-50072000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":-50072000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":-50072000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":-18660000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1I"},{"end":"2014-06-30","val":-41492000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":-1281000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":-17689000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":-17689000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":-17689000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":-17689000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":-17689000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":-17750000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":14057000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":52860000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":9223000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":9223000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":9223000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":9223000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":9223000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":-10341000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":14926000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":5601000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":1713000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":1713000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":1713000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":1713000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":1713000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":-4488000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":4416000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":3627000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":20328000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":20328000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":20328000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":20328000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":33500000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":37890000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":26802000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"DerivativeGainLossOnDerivativeNet":{"label":"Derivative, Gain (Loss) on Derivative, Net","description":"Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":-353000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":-752000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":-19323000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-24977000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-23020000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":1957000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":-37269000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":-14249000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-18177000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":-48402000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":-48402000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-99574000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":-99574000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-129522000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":-129522000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":-29948000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":-29948000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-167875000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":-167875000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":-38353000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":-38353000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-259900000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":-259900000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":-259900000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-14069000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":-14069000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":-14069000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-51993000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":-51993000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":-51993000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":-37924000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":-37924000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-04-01","end":"2014-06-30","val":-37924000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-44789000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":-44789000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":-44789000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":7204000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":7204000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-07-01","end":"2014-09-30","val":7204000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":-76153000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":-76153000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":-76153000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-20922000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":-20922000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-34213000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":-34213000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":-13291000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":-13291000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":3019000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":3019000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":37232000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":37232000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":-37457000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":-37457000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":-37457000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":3371000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":3371000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":-3294000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":-3294000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":-6665000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":-6665000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":-37427000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":-37427000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":-34133000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":-34133000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":-90238000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":-90238000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":-24228000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":-24228000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":-30768000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":-30768000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":-6540000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":-6540000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":-40007000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":-40007000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":-9239000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":-9239000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":-49085000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":-10866000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":-26476000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":-15610000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":-41644000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":-15168000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"DerivativeLiabilities":{"label":"Derivative Liability","description":"Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset.","units":{"USD":[{"end":"2010-12-31","val":353000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":353000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":353000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2011-06-30","val":1623000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-12-31","val":1341000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":1341000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":1341000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":1341000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":1341000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-03-31","val":1306000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":364000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":2685000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":11711000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":11711000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":11711000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":11711000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":11711000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":95019000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":127529000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":166784000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":50930000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":50930000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":50930000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":50930000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":50930000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":18756000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":18756000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":41492000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":41492000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":7332000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":7332000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":18744000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":18744000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":18744000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":18744000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":18744000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":20402000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":4464000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":6927000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":13075000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":13075000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":13075000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":13075000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":13075000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":32705000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":2470000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":7095000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":15165000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":15165000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":15165000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":15165000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":15165000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":7051000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":3703000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":1001000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":2226000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":2226000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":2226000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":2226000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":1716000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":820000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":344000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"DerivativeLiabilityCollateralRightToReclaimCashOffset":{"label":"Derivative Liability, Collateral, Right to Reclaim Cash, Offset","description":"Amount of right to receive cash collateral under master netting arrangements offset against derivative liabilities.","units":{"USD":[{"end":"2015-12-31","val":0,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q4I"},{"end":"2016-06-30","val":0,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"}]}},"DerivativeLiabilityFairValueGrossAsset":{"label":"Derivative Liability, Fair Value, Gross Asset","description":"Fair value of asset associated with financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset.","units":{"USD":[{"end":"2012-12-31","val":68361000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":68361000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":68361000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-06-30","val":18388000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":4577000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":898000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":898000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":898000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":898000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":898000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":751000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1I"},{"end":"2014-06-30","val":1281000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":5129000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":4412000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":4412000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":4412000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":4412000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":4412000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":5381000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":27208000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":53342000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":15827000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":15827000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":15827000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q4I"},{"end":"2016-03-31","val":13765000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":8380000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"}]}},"DerivativeLiabilityFairValueNet1":{"label":"Derivative Liability, Fair Value, Net (Deprecated 2013-01-31)","description":"Fair value of the gross liabilities less the gross assets of a derivative liability or group of derivative liabilities.","units":{"USD":[{"end":"2012-12-31","val":8844000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q4I"},{"end":"2013-03-31","val":26543000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"}]}},"DerivativeLiabilityNotOffsetPolicyElectionDeduction":{"label":"Derivative Liability, Not Offset, Policy Election Deduction","description":"Fair value of financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, elected not to be offset, deducted from derivative liabilities.","units":{"USD":[{"end":"2015-12-31","val":16440000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q4I"},{"end":"2016-06-30","val":1417000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"}]}},"DerivativeLossOnDerivative":{"label":"Derivative, Loss on Derivative","description":"Amount of decrease in the fair value of derivatives recognized in the income statement.","units":{"USD":[{"start":"2016-01-01","end":"2016-12-31","val":52781000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":41153000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"}]}},"DirectPremiumsLifeInsuranceInForce":{"label":"Direct Premiums, Life Insurance in Force (Deprecated 2014-01-31)","description":"Amount, before premiums ceded to other entities and premiums assumed by the entity, of life insurance in force premiums.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":5552335000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2013"}]}},"DistributionMadeToLimitedPartnerCashDistributionsPaid":{"label":"Distribution Made to Limited Partner, Cash Distributions Paid","description":"Amount of cash distribution paid to unit-holder of limited partnership (LP).","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":1152000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"}]}},"DistributionMadeToMemberOrLimitedPartnerCashDistributionsPaid":{"label":"Distribution Made to Member or Limited Partner, Cash Distributions Paid (Deprecated 2013-01-31)","description":"The amount of cash distributions paid to a common shareholder or unit-holder by a LLC or LP.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":411000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":62000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-01-01","end":"2010-09-30","val":266000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-01-01","end":"2010-12-31","val":386000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":386000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-03-31","val":464000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":1152000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-01-01","end":"2011-06-30","val":1152000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-09-30","val":1152000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-09-30","val":1152000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-12-31","val":1152000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":1152000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"}]}},"DividendsCash":{"label":"Dividends, Cash","description":"Amount of paid and unpaid cash dividends declared for classes of stock, for example, but not limited to, common and preferred.","units":{"USD":[{"start":"2015-01-01","end":"2015-03-31","val":30489000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2016-01-01","end":"2016-03-31","val":30489000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":13501000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-09-30","val":5762000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2018-02-28","end":"2018-03-01","val":200000000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"start":"2018-01-01","end":"2018-03-31","val":200000000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"}]}},"DividendsPayableCurrent":{"label":"Dividends Payable, Current","description":"Carrying value as of the balance sheet date of dividends declared but unpaid on equity securities issued by the entity and outstanding. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).","units":{"USD":[{"end":"2016-06-30","val":13489000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":5750000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"}]}},"DividendsPayableCurrentAndNoncurrent":{"label":"Dividends Payable","description":"Carrying value as of the balance sheet date of dividends declared but unpaid on equity securities issued by the entity and outstanding.","units":{"USD":[{"end":"2016-03-31","val":30489000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2016-03-31","val":30489000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1I"},{"end":"2016-06-30","val":13489000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2016-06-30","val":13489000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2I"},{"end":"2016-09-30","val":5750000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2016-09-30","val":5750000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3I"},{"end":"2018-03-31","val":200000000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"}]}},"DueFromAffiliateCurrent":{"label":"Due from Affiliate, Current","description":"Amount of receivables due from an entity that is affiliated with the reporting entity by means of direct or indirect ownership, due within 1 year (or 1 business cycle).","units":{"USD":[{"end":"2014-06-30","val":50000000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":50000000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"}]}},"DueFromAffiliates":{"label":"Due from Affiliates","description":"For an unclassified balance sheet, amount of receivables due from an entity that is affiliated with the reporting entity by means of direct or indirect ownership.","units":{"USD":[{"end":"2013-03-31","val":1460000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2016-09-30","val":14380000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"}]}},"DueToAffiliateCurrentAndNoncurrent":{"label":"Due to Affiliate","description":"Amount of payable due to an entity that is affiliated with the reporting entity by means of direct or indirect ownership.","units":{"USD":[{"end":"2010-12-31","val":11199000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":11199000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":11199000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2011-06-30","val":9964000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":8621000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":8036000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":8036000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":8036000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":8036000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":8036000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-03-31","val":11439000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":4528000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":7238000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":6989000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":6989000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":6989000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":6989000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":6989000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-06-30","val":12003000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":5718000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":5344000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":5344000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":5344000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":5344000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":5344000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":4338000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":4338000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":7163000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":7163000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":8144000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":8144000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":5491000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":5491000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":5491000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":5491000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":5491000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":7521000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":5884000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":2198000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":2875000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":2875000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":2875000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":2875000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":2875000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":44249000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":5439000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-12-31","val":5064000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":5064000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":5064000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":5064000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":5064000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":5801000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2017-03-31","val":6148000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1I"},{"end":"2017-06-30","val":2431000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":6334000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":6148000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":6148000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":6148000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":6148000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":8514000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":19316000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":9566000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"EffectiveIncomeTaxRateContinuingOperations":{"label":"Effective Income Tax Rate Reconciliation, Percent","description":"Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.","units":{"pure":[{"start":"2011-01-01","end":"2011-06-30","val":-0.09,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-01-01","end":"2011-09-30","val":0.19,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":-0.64,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"}]}},"EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate":{"label":"Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent","description":"Percentage of domestic federal statutory tax rate applicable to pretax income (loss).","units":{"pure":[{"start":"2010-01-01","end":"2010-12-31","val":0.35,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":0.35,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-01-01","end":"2011-09-30","val":0.35,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-12-31","val":0.35,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":0.35,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":0.35,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":0.35,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":0.35,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-01-01","end":"2012-09-30","val":0.35,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":0.35,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":0.35,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":0.35,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":0.35,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0.35,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":0.35,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0.35,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":0.35,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":0.35,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":0.35,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":0.35,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":0.35,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":0.35,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0.35,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":0.35,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0.35,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":0.35,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":0.35,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":0.35,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":0.35,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":0.35,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":0.35,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0.35,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":0.35,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0.35,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":0.35,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-09-30","val":0.35,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":0.35,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-01-01","end":"2015-12-31","val":0.35,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":0.35,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":0.35,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":0.35,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":0.35,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":0.35,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":0.35,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-01-01","end":"2016-09-30","val":0.35,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":0.35,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":0.35,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":0.35,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":0.35,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":0.35,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":0.35,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":0.35,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":0.35,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":0.35,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":0.35,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":0.21,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":0.21,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-01-01","end":"2018-09-30","val":0.21,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}},"EmbeddedDerivativeFairValueOfEmbeddedDerivativeAsset":{"label":"Embedded Derivative, Fair Value of Embedded Derivative Asset","description":"Fair value as of the balance sheet date of the embedded derivative or group of embedded derivatives classified as an asset.","units":{"USD":[{"end":"2014-12-31","val":60573000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-12-31","val":61426000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":61426000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":61426000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":61426000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":61426000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":70758000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":73834000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":64903000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":48166000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":48166000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":48166000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":48166000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":48166000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":39244000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":36890000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":30913000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":25325000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":25325000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":25325000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":25325000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":23259000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":12980000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":9321000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"FairValueAssetsLevel1ToLevel2TransfersAmount":{"label":"Fair Value, Assets, Level 1 to Level 2 Transfers, Amount","description":"Amount of transfers of assets measured on a recurring basis out of Level 1 of the fair value hierarchy into Level 2.","units":{"USD":[{"end":"2016-12-31","val":0,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":0,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":0,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":0,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":0,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":0,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":0,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":0,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":0,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":0,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":0,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":0,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":0,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":0,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"FairValueAssumptionsExpectedVolatilityRate":{"label":"Fair Value Assumptions, Expected Volatility Rate (Deprecated 2018-01-31)","description":"Measure of dispersion, in percentage terms (for instance, the standard deviation or variance), for a given stock price.","units":{"pure":[{"start":"2012-01-01","end":"2012-06-30","val":0.25,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-09-30","val":0.25,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":0.25,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":0.25,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-01-01","end":"2012-12-31","val":0.25,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":0.25,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0.25,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0.25,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":0.25,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-12-31","val":0.25,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":0.25,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2013-01-01","end":"2013-12-31","val":0.25,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-12-31","val":0.25,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":0.25,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0.25,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0.25,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":0.25,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-12-31","val":0.25,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":0.25,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2014-01-01","end":"2014-12-31","val":0.25,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-12-31","val":0.25,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":0.25,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0.25,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0.25,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-09-30","val":0.25,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-12-31","val":0.25,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":0.25,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2015-01-01","end":"2015-12-31","val":0.25,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":0.25,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":0.25,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"}]}},"FairValueInputsEntityCreditRisk":{"label":"Fair Value Inputs, Entity Credit Risk (Deprecated 2018-01-31)","description":"Risk associated with risk of default, credit spread risk and downgrade risk, expressed as a percentage, used as an input to measure fair value.","units":{"pure":[{"start":"2011-01-01","end":"2011-12-31","val":0.0135,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-01-01","end":"2011-12-31","val":0.0135,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-12-31","val":0.0135,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011"},{"start":"2012-01-01","end":"2012-06-30","val":0.0105,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-09-30","val":0.0105,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":0.008,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":0.008,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2012-01-01","end":"2012-12-31","val":0.008,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-01-01","end":"2012-12-31","val":0.008,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":0.008,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0.0065,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0.006,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":0.0055,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-12-31","val":0.0045,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":0.0045,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2013-01-01","end":"2013-12-31","val":0.0045,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-12-31","val":0.0045,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":0.0045,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0.004,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0.003,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":0.003,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-12-31","val":0.003,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":0.0045,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2014-01-01","end":"2014-12-31","val":0.0045,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-12-31","val":0.003,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":0.003,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0.003,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0.003,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-09-30","val":0.004,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-12-31","val":0.004,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":0.004,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2015-01-01","end":"2015-12-31","val":0.004,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-12-31","val":0.004,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-01-01","end":"2015-12-31","val":0.004,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":0.0055,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":0.005,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-09-30","val":0.005,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":0.005,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":0.005,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2016-01-01","end":"2016-12-31","val":0.005,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-01-01","end":"2016-12-31","val":0.005,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":0.005,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":0.0045,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":0.0035,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":0.0035,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":0.003,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"start":"2017-01-01","end":"2017-12-31","val":0.003,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"start":"2017-01-01","end":"2017-12-31","val":0.003,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-01-01","end":"2017-12-31","val":0.003,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":0.003,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":0.0035,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-01-01","end":"2018-09-30","val":0.0035,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}},"FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnfundedCommittments":{"label":"Fair Value, Investments, Entities that Calculate Net Asset Value Per Share, Unfunded Commitments","description":"The amount of unfunded commitments for which the entity is obligated, to those certain investments for which net asset value per share is calculated (including by unit, membership interest, or other equity (ownership interest) unit measure) (alternative investments).","units":{"USD":[{"end":"2015-12-31","val":0,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-09-30","val":4000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":0,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":0,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":0,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":0,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":0,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":102000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":543000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":298000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":0,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":0,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":0,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":0,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":0,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":0,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":0,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue":{"label":"Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value","description":"Fair value of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.","units":{"USD":[{"end":"2012-06-30","val":13216000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":11850000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":6639000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":6639000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":6639000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":6639000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":6639000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":5860000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":13905000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":21416000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":11472000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":11472000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":11472000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":11472000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":11472000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":9872000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1I"},{"end":"2014-06-30","val":10046000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":13087000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":12560000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":12560000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":12560000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":12560000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":73133000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":13130000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":9598000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":9745000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":70208000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":70208000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":70208000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":68092000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":68092000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":87014000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":90970000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":71695000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":57381000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":57381000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":57381000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":57381000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":57381000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":52532000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":46237000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":41169000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":29589000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":29589000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":29589000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":29589000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":27345000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":14411000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":9321000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue":{"label":"Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value","description":"Fair value of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.","units":{"USD":[{"end":"2012-06-30","val":6011000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":-14399000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":-17397000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":-17397000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":-17397000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":-17397000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":-17397000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":-22852000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":-23444000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":-34398000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":-22528000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":-22528000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":-22528000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":-22528000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":-17528000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":-23938000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1I"},{"end":"2014-06-30","val":-24874000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":-6154000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":633000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":633000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":633000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":633000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":61206000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":3657000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":2052000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":213000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":61129000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":61129000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":61129000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":61129000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":61129000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":74574000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":85001000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":77840000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":55143000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":55143000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":55143000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":55143000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":55143000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":48395000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":49489000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":41578000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":38471000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":38471000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":38471000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":38471000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":34811000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":31966000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":26091000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"ForeignCurrencyCashFlowHedgeGainLossToBeReclassifiedDuringNext12Months":{"label":"Foreign Currency Cash Flow Hedge Gain (Loss) to be Reclassified During Next 12 Months","description":"The estimated net amount of unrealized gains or losses on foreign currency cash flow hedges at the reporting date expected to be reclassified to earnings within the next 12 months.","units":{"USD":[{"end":"2013-09-30","val":-912000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":-137000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2013Q4I"},{"end":"2014-03-31","val":8000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1I"},{"end":"2014-06-30","val":-1354000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":-1245000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":-761000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":3204000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":348000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":-364000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":-99000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":-788000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":631000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":-828000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"}]}},"GainLossOnInvestments":{"label":"Gain (Loss) on Investments","description":"Amount of realized and unrealized gain (loss) on investment.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":-24446000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":-7158000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":-1393000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":12016000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":19174000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-11899000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":1419000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":3509000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":-15177000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":2090000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":4706000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-09-30","val":-24787000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":-9610000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-23376000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-36000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":253000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":289000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2"}]}},"GainLossOnInvestmentsExcludingOtherThanTemporaryImpairments":{"label":"Gain (Loss) on Investments, Excluding Other than Temporary Impairments","description":"This item represents the net total realized and unrealized gain (loss) included in earnings for the period as a result of selling or holding marketable securities categorized as trading, available-for-sale, or held-to-maturity, including the unrealized holding gain (loss) of held-to-maturity securities transferred to the trading security category and the cumulative unrealized gain (loss) which was included in other comprehensive income (a separate component of shareholders' equity) for available-for-sale securities transferred to trading securities during the period. Additionally, this item would include any gains (losses) realized during the period from the sale of investments accounted for under the cost method of accounting.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-48425000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":7158000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-04-01","end":"2010-06-30","val":15598000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":-7288000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-07-01","end":"2010-09-30","val":-14446000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":-22889000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":-22889000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-5693000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-6255000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":-6255000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":-562000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":-562000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-09-30","val":12998000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":12998000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":19253000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-07-01","end":"2011-09-30","val":19253000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-10724000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":-10724000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":7847000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-19824000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":1478000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-14961000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":3725000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":4863000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":2247000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":-24571000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":5556000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":-9610000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":1833000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-23051000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":7174000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":7174000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":15000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":15000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":304000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":304000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":289000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":289000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":4423000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":4423000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":4119000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":4119000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-3787000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":-3787000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":-3787000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":558000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":558000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":558000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":1103000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":1103000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":1103000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":545000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":545000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-04-01","end":"2014-06-30","val":545000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":2397000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":2397000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":2397000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":1294000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":1294000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-07-01","end":"2014-09-30","val":1294000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":2732000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":2732000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":2732000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":143000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":143000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":863000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":863000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":720000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":720000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":3042000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":3042000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":2179000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":2179000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":3563000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":3563000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":3563000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":3535000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":3535000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":4607000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":4607000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":1072000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":1072000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":6297000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":6297000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":1690000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":1690000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":5142000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":5142000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":31000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":31000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":2215000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":2215000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":2184000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":2184000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":6926000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":6926000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":4711000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":4711000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":8404000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":11774000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":8886000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":-2888000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":8970000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":84000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"Goodwill":{"label":"Goodwill","description":"Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.","units":{"USD":[{"end":"2010-12-31","val":2800000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":2800000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":2800000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2011-06-30","val":2800000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":2800000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":2800000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":2800000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":2800000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":2800000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":2800000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-03-31","val":2800000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":2800000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":2800000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":2800000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":2800000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":2800000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":2800000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":2800000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":2800000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":2800000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":2800000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":2800000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":2800000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":2800000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":2800000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":2800000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":2800000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":2800000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":2800000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":2800000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":2800000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":2800000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":2800000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":2800000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":2800000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":2800000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":2800000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":2800000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":2800000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":2800000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":2800000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":2800000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":2800000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":2800000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":2800000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":2800000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":2800000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":2800000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":2800000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":2800000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":2800000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":2800000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":2800000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":2800000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":2800000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":2800000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":2800000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":2800000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":2800000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":2800000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":2800000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":2800000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":2800000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"GoodwillImpairmentLoss":{"label":"Goodwill, Impairment Loss","description":"Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":0,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2016"}]}},"GrossInvestmentIncomeOperating":{"label":"Gross Investment Income, Operating","description":"Amount, before investment expense, of income earned from investments in securities and real estate. Includes, but is not limited to, real estate investment, policy loans, dividends, and interest. Excludes realized gain (loss) on investments.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":131346000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":129527000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":129527000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":126657000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":126657000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":126657000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-06-30","val":60382000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":30769000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":90804000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-07-01","end":"2014-09-30","val":30420000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":120348000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":120348000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":120348000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":30510000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":60133000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":60133000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":29623000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":29623000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":87089000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":87089000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":26955000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":26955000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":116838000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":116838000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":27572000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":57057000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":29484000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":88244000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":31187000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":118167000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2016"}]}},"ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill":{"label":"Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill)","description":"Amount of impairment loss resulting from write-down of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit to fair value.","units":{"USD":[{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":0,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":0,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"}]}},"ImpairmentOfInvestments":{"label":"Other than Temporary Impairment Losses, Investments","description":"The amount by which the fair value of an investment is less than the amortized cost basis or carrying amount of that investment at the balance sheet date and the decline in fair value is deemed to be other than temporary, before considering whether or not such amount is recognized in earnings or other comprehensive income.","units":{"USD":[{"start":"2011-01-01","end":"2011-06-30","val":2662000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":2590000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":4554000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":1892000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2012-01-01","end":"2012-03-31","val":59000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":216000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":216000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":157000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":157000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":216000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":216000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-03-31","val":51000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":51000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":51000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":51000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":434000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":434000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":383000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":383000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2014-01-01","end":"2014-03-31","val":100000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":100000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":100000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":100000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":104000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-06-28","end":"2014-09-30","val":4000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3"},{"start":"2015-01-01","end":"2015-06-30","val":1866000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":1866000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":1866000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":1866000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":1873000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":7000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2016-01-01","end":"2016-03-31","val":3669000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":4684000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":4684000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":1015000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":1015000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":4684000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":4684000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":0,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2017-01-01","end":"2017-03-31","val":0,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":0,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":0,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":0,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":0,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3"}]}},"IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest":{"label":"Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest","description":"Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.","units":{"USD":[{"start":"2015-01-01","end":"2015-12-31","val":8940000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":-6604000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":-903000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":5701000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":2106000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":3009000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":-21532000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":25391000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":25391000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":49526000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":49526000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":24135000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":24135000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":75462000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":75462000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":25936000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":25936000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":101789000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":12492000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":9828000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":-2664000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":30277000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":20449000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments":{"label":"Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest","description":"Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-111173000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":10170000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-04-01","end":"2010-06-30","val":-11990000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":81519000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-07-01","end":"2010-09-30","val":71349000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":113160000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":113160000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":27885000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":40690000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":40690000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":12805000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":12805000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-09-30","val":-55252000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":-55252000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":-95942000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-07-01","end":"2011-09-30","val":-95942000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":3698000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":3698000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":3698000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":67340000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":67340000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":64148000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":64148000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":-3192000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":-3192000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":97822000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":97822000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":33674000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":33674000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":102980000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":102980000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":96438000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-43650000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":-43650000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-67357000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":-67357000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":-23707000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":-23707000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-87530000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":-87530000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":-20173000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":-20173000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-138466000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":-137936000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":-137936000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":15041000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":15411000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":15411000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":18173000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":18543000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":18543000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":3132000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":3132000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-04-01","end":"2014-06-30","val":3132000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":41064000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":45234000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":45234000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":22891000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":26691000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-07-01","end":"2014-09-30","val":26691000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":38957000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":38957000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":38957000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":10653000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":10653000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":5698000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":5698000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":-4955000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":-4955000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":9024000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":9024000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":3326000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":3326000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":8940000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":8940000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":-6604000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":-903000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":5701000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":2106000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":3009000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":-21532000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2016"}]}},"IncomeTaxExaminationInterestAccrued":{"label":"Income Tax Examination, Interest Accrued","description":"The amount of estimated interest accrued as of the balance sheet date arising from income tax examinations.","units":{"USD":[{"end":"2015-12-31","val":87000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-12-31","val":161000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":161000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":161000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":161000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":161000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":199000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2017-03-31","val":477000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1I"},{"end":"2017-06-30","val":219000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":215000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":477000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":477000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":477000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":470000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":527000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":558000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"IncomeTaxExaminationInterestExpense":{"label":"Income Tax Examination, Interest Expense","description":"The amount of estimated interest recognized in the period arising from income tax examinations.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":30000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011"},{"start":"2012-01-01","end":"2012-06-30","val":15000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2015-01-01","end":"2015-12-31","val":86000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2015-01-01","end":"2015-12-31","val":86000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-12-31","val":86000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":45000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":-63000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-09-30","val":107000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"}]}},"IncomeTaxExaminationLiabilityRefundAdjustmentFromSettlementWithTaxingAuthority":{"label":"Income Tax Examination, Liability (Refund) Adjustment from Settlement with Taxing Authority","description":"The amount of the additional liability or refund received or expected based on a final settlement with a taxing authority.","units":{"USD":[{"end":"2017-12-31","val":4216000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017Q4I"}]}},"IncomeTaxExaminationPenaltiesExpense":{"label":"Income Tax Examination, Penalties Expense","description":"The amount of estimated penalties recognized in the period arising from income tax examinations.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":5000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-01-01","end":"2011-12-31","val":5000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-12-31","val":5000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":0,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":0,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":0,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":0,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":0,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":0,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":0,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":0,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":0,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":0,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":0,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":0,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":0,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":0,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":1000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":0,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":1000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":0,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":0,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":0,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":0,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":0,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}},"IncomeTaxExpenseBenefit":{"label":"Income Tax Expense (Benefit)","description":"Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":91928000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-19040000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-04-01","end":"2010-06-30","val":-19040000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":-18877000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-07-01","end":"2010-09-30","val":163000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":-24702000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":-24702000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":1827000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-3834000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":-3834000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":-5661000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":-5661000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-09-30","val":-10504000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":-10504000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":-6670000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-07-01","end":"2011-09-30","val":-6670000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-14961000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":-14961000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":-14961000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-69659000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":-69659000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-73358000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":-73358000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":-3699000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":-3699000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":-62912000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":-62912000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":10446000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":10446000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-62896000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":-62896000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":-67852000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-9617000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":-9617000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-383000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":-383000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":9234000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":9234000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-6183000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":-6183000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":-5800000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":-5800000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":115986000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":76366000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":76366000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":13759000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":18273000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":4514000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":69962000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":51689000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":5424000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":5424000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":5424000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":0,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":0,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":0,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":0,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":-4718000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":-4718000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":-4718000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":0,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":0,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":0,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":0,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":0,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":0,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":0,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":0,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":0,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":0,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":-1005000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":-1005000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":575000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":575000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":575000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":575000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":0,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":0,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":575000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":575000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":0,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":0,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":2384000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":527000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":0,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":-527000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":0,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":0,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"IncomeTaxesPaid":{"label":"Income Taxes Paid","description":"The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":3100000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":3200000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-01-01","end":"2010-09-30","val":3200000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-01-01","end":"2010-12-31","val":3200000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":3200000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":150000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":400000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":400000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-01-01","end":"2011-09-30","val":500000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":500000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-12-31","val":500000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":500000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":505000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":10000000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":10000000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-01-01","end":"2012-09-30","val":10000000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":10000000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":10000000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":10140000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":10140000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":136000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":136000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":136000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":0,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":0,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":0,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":0,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":0,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":108000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":0,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":0,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-01-01","end":"2018-09-30","val":0,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}},"IncomeTaxesReceivable":{"label":"Income Taxes Receivable, Current","description":"Carrying amount due within one year of the balance sheet date (or one operating cycle, if longer) from tax authorities as of the balance sheet date representing refunds of overpayments or recoveries based on agreed-upon resolutions of disputes.","units":{"USD":[{"end":"2011-12-31","val":3778000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-12-31","val":3991000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":3991000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-12-31","val":4588000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":4588000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-12-31","val":4473000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":4473000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-12-31","val":4240000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":4240000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":4240000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":4240000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":4240000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":4240000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":4011000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":4011000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":4012000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":4012000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":4012000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":4012000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":4012000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":4012000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":3751000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":3756000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":3774000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":3774000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":3774000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":3774000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":3778000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":3525000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":3525000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"IncomeTaxReceivable":{"label":"Income Taxes Receivable","description":"Carrying amount as of the balance sheet date of income taxes previously overpaid to tax authorities (such as U.S. Federal, state and local tax authorities) representing refunds of overpayments or recoveries based on agreed-upon resolutions of disputes. Also called income tax refund receivable.","units":{"USD":[{"end":"2012-06-30","val":6764000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":6279000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":6430000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":6430000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":6430000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":50407000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":50407000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-06-30","val":2567000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":75943000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":1032000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":528000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":529000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":530000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":1061000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":1061000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":1061000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-06-30","val":1061000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":1061000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":1512000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":1512000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":1512000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":1512000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":1512000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":1512000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":1512000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":1512000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":576000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":576000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":576000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":576000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":576000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":1000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":1000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":1000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2018-03-31","val":427000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":985000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":1483000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance":{"label":"Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount","description":"Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to increase (decrease) in the valuation allowance for deferred tax assets.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":-52555000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":-2549000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":-2549000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":-90402000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":-90402000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":-90402000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":174661000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":133499000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":133499000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":-510000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":-510000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":-510000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":-1497000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":-1497000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":-1497000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":21810000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":21810000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":-65529000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"}]}},"IncomeTaxReconciliationChangeInEnactedTaxRate":{"label":"Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount","description":"Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations, attributable to increase (decrease) in the income tax rates.","units":{"USD":[{"start":"2017-01-01","end":"2017-12-31","val":41028000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"}]}},"IncomeTaxReconciliationDeductionsDividends":{"label":"Effective Income Tax Rate Reconciliation, Deduction, Dividends, Amount","description":"Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to deduction for dividend.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":9275000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":10220000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":10220000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":8120000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":8120000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":8120000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":8960000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":8960000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":8960000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":7861000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":7861000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":7861000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":6622000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":6622000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":6622000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":7567000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":7567000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":8047000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"}]}},"IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate":{"label":"Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount","description":"The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":39606000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":1292000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":1292000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":36210000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":36210000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":33753000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":-48463000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":-48278000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":-48278000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":13635000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":13635000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":13635000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":3129000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":3129000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":3129000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":-7498000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":-7498000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":35626000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"}]}},"IncomeTaxReconciliationNondeductibleExpenseAmortization":{"label":"Effective Income Tax Rate Reconciliation, Nondeductible Expense, Amortization, Amount","description":"Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to nondeductible amortization.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":-198000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2012-01-01","end":"2012-12-31","val":-225000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":-225000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"}]}},"IncomeTaxReconciliationOtherAdjustments":{"label":"Effective Income Tax Rate Reconciliation, Other Adjustments, Amount","description":"Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other adjustments.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":-2702000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":-1149000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":-1149000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":910000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":910000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":910000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":-1740000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":-1740000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":-1740000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":558000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":558000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":558000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":498000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":498000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":498000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":-727000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":-727000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":-439000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"}]}},"IncomeTaxReconciliationOtherReconcilingItems":{"label":"Effective Income Tax Rate Reconciliation, Other Reconciling Items, Amount","description":"Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to tax exempt income, equity in earnings (loss) of an unconsolidated subsidiary, minority noncontrolling interest income (loss), tax holiday, disposition of a business, disposition of an asset, repatriation of foreign earnings, repatriation of foreign earnings jobs creation act of 2004, increase (decrease) in enacted tax rate, prior year income taxes, increase (decrease) in deferred tax asset valuation allowance, and other adjustments.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":1334000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":9000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":9000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":-476000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":-476000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":-224000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2016-01-01","end":"2016-12-31","val":462000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":462000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":-749000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"}]}},"IncomeTaxReconciliationStateAndLocalIncomeTaxes":{"label":"Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount","description":"Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to state and local income tax expense (benefit).","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":-2976000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":725000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":2082000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":2082000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":-92000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":-92000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":-92000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":-287000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":-287000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":-287000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":211000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":211000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":712000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"}]}},"IncomeTaxReconciliationTaxCredits":{"label":"Effective Income Tax Rate Reconciliation, Tax Credit, Amount","description":"Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to tax credits. Including, but not limited to, research credit, foreign tax credit, investment tax credit, and other tax credits.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":1588000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":567000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":567000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":919000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":919000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":919000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":520000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":520000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":520000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":416000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":416000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":416000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":302000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":302000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":302000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":458000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":458000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-12-31","val":222000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"}]}},"IncreaseDecreaseInAccruedIncomeTaxesPayable":{"label":"Increase (Decrease) in Income Taxes Payable","description":"The increase (decrease) during the period in the amount due for taxes based on the reporting entity's earnings or attributable to the entity's income earning process (business presence) within a given jurisdiction.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":94228000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-22240000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-01-01","end":"2010-09-30","val":-18489000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-01-01","end":"2010-12-31","val":-24352000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":-24352000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":1677000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-4234000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":-4234000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-01-01","end":"2011-09-30","val":-11010000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":-11010000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-12-31","val":-15467000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":-15467000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":-15467000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-69659000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":-69659000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-83498000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":-83498000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-01-01","end":"2012-09-30","val":-73052000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":-73052000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":-72558000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":-72558000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":-77514000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-1129000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":-1129000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":13362000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":13362000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":2342000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":2342000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":124340000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":84720000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":14264000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":505000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":505000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":18778000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":505000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":505000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":70467000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":505000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":505000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":6143000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":6143000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":9000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":9000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":9000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":9000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-09-30","val":9000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":9000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-01-01","end":"2015-12-31","val":-4535000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":-4535000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":-1149000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":-1149000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":575000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":575000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":575000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":575000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":575000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":575000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":2510000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":527000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"}]}},"IncreaseDecreaseInCollateralHeldUnderSecuritiesLending":{"label":"Increase (Decrease) in Collateral Held under Securities Lending","description":"The increase (decrease) during the period in the carrying amount of assets, which may include but are not limited to cash and investments, received as collateral pertaining to securities loaned to a counterparty to the transaction. Includes the change during the period in any unrealized gain or loss on such investments.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":33401000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-49954000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-01-01","end":"2010-09-30","val":-71879000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-01-01","end":"2010-12-31","val":-11313000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":-11313000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-103978000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-73246000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":-73246000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-01-01","end":"2011-09-30","val":-111185000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":-111185000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-12-31","val":-83619000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":-83619000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":-83619000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-21124000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":-21124000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-39526000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":-39526000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-01-01","end":"2012-09-30","val":-32220000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":-32220000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":1332000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":1332000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":1332000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":70274000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":70274000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-99220000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":-99220000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":-113445000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":-113445000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":-17856000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":-17856000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":-17856000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-8103000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":-8103000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":-8103000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":7476000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":7476000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":7476000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":-14380000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":-14380000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":-14380000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":-5374000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":-5374000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":-5374000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-35927000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":-35927000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-2170000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":-2170000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-09-30","val":16887000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":16887000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-01-01","end":"2015-12-31","val":59936000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":59936000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":59936000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":2760000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":2760000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":-107465000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":-107465000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-01-01","end":"2016-09-30","val":-132389000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":-132389000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":-42562000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":-42562000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":178194000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":178194000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":18074000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":-9138000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":-16452000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":48877000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"}]}},"IncreaseDecreaseInDeferredPolicyAcquisitionCosts":{"label":"Increase (Decrease) in Deferred Policy Acquisition Costs","description":"The increase (decrease) during the reporting period in the balance sheet value of capitalized sales costs that are associated with acquiring a new insurance customers.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":3940000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":13879000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-01-01","end":"2010-09-30","val":13205000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-01-01","end":"2010-12-31","val":4707000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":4707000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-1649000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-1650000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":-1650000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-01-01","end":"2011-09-30","val":12616000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":12616000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-12-31","val":13602000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":13602000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-4458000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":-4458000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":1406000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":1406000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-01-01","end":"2012-09-30","val":587000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":-361000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-3201000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-5894000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2017-01-01","end":"2017-06-30","val":-1720000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":-2859000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-01-01","end":"2018-06-30","val":-1201000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-01-01","end":"2018-09-30","val":-2371000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}},"IncreaseDecreaseInFuturePolicyBenefitReserves":{"label":"Increase (Decrease) in Future Policy Benefit Reserves","description":"The change in the future policy benefit reserve balance on the balance sheet.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-29116000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":71633000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-01-01","end":"2010-09-30","val":4754000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-01-01","end":"2010-12-31","val":-51419000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":-51419000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-11722000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":2009000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":2009000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-01-01","end":"2011-09-30","val":163974000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":163974000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-12-31","val":109378000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":109378000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":112021000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-68120000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":-68120000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-24892000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":-24892000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-01-01","end":"2012-09-30","val":-46520000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":-46520000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":-48567000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":-41652000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":-47185000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-30834000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":-27683000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-26370000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":-21829000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":-3177000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":1364000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":-24455000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":-20714000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":-20714000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":1364000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":1264000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":1264000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-8321000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":-8421000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":-8421000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":5405000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":1605000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":1605000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":14221000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":14221000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":14221000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-559000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":-559000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":2415000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":2415000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-09-30","val":61131000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":61131000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-01-01","end":"2015-12-31","val":43176000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":43176000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":43176000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":21831000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":21831000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":26308000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":26308000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-01-01","end":"2016-09-30","val":3879000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":3879000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":-9440000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":-9440000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":-21716000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":-21716000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":-25447000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":-25447000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":-40083000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":-40083000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":-52745000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":4813000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":3403000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-01-01","end":"2018-09-30","val":-7901000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}},"IncreaseDecreaseInLiabilityForClaimsAndClaimsAdjustmentExpenseReserve":{"label":"Increase (Decrease) in Liability for Claims and Claims Adjustment Expense Reserve","description":"Amount of increase (decrease) in liability to reflect the estimated ultimate cost of settling claims relating to insured events that have occurred on or before the balance sheet date, whether or not reported to the insurer at that date.","units":{"USD":[{"start":"2017-01-01","end":"2017-06-30","val":-6515000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":6324000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-01-01","end":"2018-06-30","val":-2316000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-01-01","end":"2018-09-30","val":-719000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}},"IncreaseDecreaseInOperatingCapital":{"label":"Increase (Decrease) in Operating Capital","description":"The increase (decrease) during the reporting period of all assets and liabilities used in operating activities.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":-84720000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":-6143000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":4535000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2015"}]}},"IncreaseDecreaseInOtherOperatingCapitalNet":{"label":"Increase (Decrease) in Other Operating Assets and Liabilities, Net","description":"Amount of increase (decrease) in operating assets after deduction of operating liabilities classified as other.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":5919000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":1530000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-01-01","end":"2010-09-30","val":-2845000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-01-01","end":"2010-12-31","val":-30421000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":-30421000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-2484000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":6740000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":4778000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-01-01","end":"2011-09-30","val":8549000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":8088000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-12-31","val":10174000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":10174000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":10174000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":2234000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":2234000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-4831000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":-4831000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-01-01","end":"2012-09-30","val":1180000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":1180000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":-10656000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":-10656000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":-10656000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":28403000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":28403000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":15319000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":15319000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":8735000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":8735000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":4165000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":4165000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":4165000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":8246000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":8246000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":8246000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":856000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":856000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":856000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":-11670000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":-11670000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":-11670000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":-4269000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":-4269000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":-4269000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":4508000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":4508000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-2388000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":-2389000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-09-30","val":-4053000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":-4053000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-01-01","end":"2015-12-31","val":2124000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":2124000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":2124000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":-16760000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":-16760000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":10033000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":10033000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-01-01","end":"2016-09-30","val":17045000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":17045000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":-132000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":-132000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":-10613000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":-10613000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":-1799000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":-1799000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":8366000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":8366000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":-6835000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":1992000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":-5874000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-01-01","end":"2018-09-30","val":5986000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}},"IncreaseDecreaseInOtherPolicyholderFunds":{"label":"Increase (Decrease) in Other Policyholder Funds","description":"The change in other policyholder funds recorded on the balance sheet, which is needed to adjust net income to arrive at net cash flows provided by or used in operations.","units":{"USD":[{"start":"2010-01-01","end":"2010-06-30","val":-5957000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-01-01","end":"2010-09-30","val":-4753000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-06-30","val":1962000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-09-30","val":461000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"}]}},"IncreaseDecreaseInSecuritiesLendingPayable":{"label":"Increase (Decrease) in Securities Lending Payable","description":"The increase (decrease) during the period in the carrying amount of the liability pertaining to obligations to return collateral that the entity received when it loaned securities to the counterparty to the transaction.","units":{"USD":[{"start":"2017-01-01","end":"2017-06-30","val":-18074000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":9138000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-01-01","end":"2018-06-30","val":-20632000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-01-01","end":"2018-09-30","val":-32799000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}},"IncreaseDecreaseInTradingSecurities":{"label":"Increase (Decrease) in Debt Securities, Trading, and Equity Securities, FV-NI","description":"Amount of increase (decrease) of investment in debt and equity securities, measured at fair value with changes in fair value recognized in net income.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":1564000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":1564000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":1185000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":1106000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":1106000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-01-01","end":"2011-09-30","val":348000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":348000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-12-31","val":326000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":326000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":326000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":292000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":292000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":111000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":111000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-01-01","end":"2012-09-30","val":111000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":111000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":109000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":109000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":109000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"}]}},"InsuranceCommissionsAndFees":{"label":"Insurance Commissions and Fees","description":"Income from agency and brokerage operations (includes sales of annuities and supplemental contracts); service charges, commissions, and fees from the sale of insurance and related services; and management fees from separate accounts, deferred annuities, and universal life products.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":202216000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-06-30","val":94288000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":46118000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":140774000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":46486000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":187707000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":187707000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":45998000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":92149000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":92149000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":46151000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":46151000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":138881000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":138881000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":46732000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":46732000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":185596000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":185596000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":177037000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":46455000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":46455000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":46455000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":92496000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":92496000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":89346000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":46041000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":46041000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-04-01","end":"2014-06-30","val":44493000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":138426000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":138426000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":134158000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":45930000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":45930000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-07-01","end":"2014-09-30","val":44812000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":183297000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":177913000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":177913000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":43861000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":42716000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":85461000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":85461000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":42745000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":42745000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":126090000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":126090000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":40629000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":40629000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":166746000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":166746000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":166746000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":37039000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":37039000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":74899000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":74899000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":37860000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":37860000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":113141000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":113141000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":38242000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":38242000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":151446000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":151446000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":37476000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":37476000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":74845000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":74845000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":37369000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":37369000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":112299000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":112299000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":37454000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":37454000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":149994000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":37207000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":73387000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":36180000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":109365000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":35978000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"InterestCreditedToPolicyholdersAccountBalances":{"label":"Policyholder Account Balance, Interest Expense","description":"Amount of interest expense for allocation to policyholder account balance.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":79555000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":39639000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-04-01","end":"2010-06-30","val":19762000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":60059000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-07-01","end":"2010-09-30","val":20420000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":79066000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":79066000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":18651000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":36986000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":36986000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":18335000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":18335000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-09-30","val":55488000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":55488000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":18502000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-07-01","end":"2011-09-30","val":18502000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":73529000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":73529000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":70886000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":17245000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":17245000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":34353000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":34353000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":17108000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":17108000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":51444000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":51444000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":17091000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":17091000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":70058000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":63143000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":63143000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":17665000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":14514000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":33392000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":28851000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":15727000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":14337000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":46672000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":42131000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":13280000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":13280000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":60883000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":56342000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":56342000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":13674000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":13674000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":13674000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":27923000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":27923000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":27923000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":14249000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":14249000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-04-01","end":"2014-06-30","val":14249000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":41678000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":41678000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":41678000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":13755000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":13755000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-07-01","end":"2014-09-30","val":13755000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":54599000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":54599000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":54599000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":12746000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":12746000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":26292000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":26292000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":13546000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":13546000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":40736000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":40736000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":14444000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":14444000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":54914000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":54914000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":54914000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":14030000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":14030000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":27983000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":27983000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":13953000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":13953000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":41620000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":41620000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":13637000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":13637000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":55015000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":55015000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":12983000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":12983000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":26353000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":26353000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":13370000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":13370000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":39560000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":39560000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":13207000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":13207000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":52299000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":15733000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":28174000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":12441000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":40835000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":12661000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"InterestCreditedToPolicyOwnerAccounts":{"label":"Interest Credited to Policy Owner Accounts (Deprecated 2017-01-31)","description":"The adjustment required to reconcile net income to cash provided by (used in) operations related to the unpaid portion of interest credited to policy owner accounts.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-79555000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-39639000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-01-01","end":"2010-09-30","val":-60059000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-01-01","end":"2010-12-31","val":-79066000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":-79066000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-18651000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-36986000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":-36986000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-01-01","end":"2011-09-30","val":-55488000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":-55488000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-12-31","val":-73529000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":-73529000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":-70886000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-17245000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":-17245000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-34353000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":-34353000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-01-01","end":"2012-09-30","val":-51444000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":-51444000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":-70058000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":-63143000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":-63143000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-17665000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":-14514000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-33392000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":-28851000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":-46672000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":-42131000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":-60883000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":-56342000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":56342000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-13674000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":-13674000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":-13674000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-27923000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":-27923000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":-27923000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":-41678000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":-41678000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":-41678000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":-54599000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":54599000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-12746000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-26292000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-09-30","val":-40736000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-12-31","val":54914000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2015"}]}},"InterestExpenseRelatedParty":{"label":"Interest Expense, Related Party","description":"Amount of interest expense incurred on a debt or other obligation to related party.","units":{"USD":[{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":0,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":0,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":32000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":51000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":32000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":44000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":66000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":66000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":34000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":34000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":137000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":1000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":91000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":37000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":132000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":41000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"InterestIncomeRelatedParty":{"label":"Interest Income, Related Party","description":"Amount of interest income earned from interest-bearing assets owed to the entity by related party.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":94000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-04-01","end":"2013-06-30","val":6000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":18000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":18000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":12000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":12000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":29000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":29000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":29000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-04-01","end":"2014-06-30","val":1000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":14000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":14000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":13000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":13000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":27000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":27000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":27000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-04-01","end":"2015-06-30","val":1000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":1000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":9000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":9000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":8000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":8000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":18000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":18000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":18000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":17000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":17000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":27000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":10000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":10000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":27000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":27000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":27000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":0,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":0,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":31000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":31000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":0,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":7000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":6000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":6000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":6000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":6000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":0,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":0,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":7000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":54000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":2000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":1000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":2000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":0,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"InterestPaid":{"label":"Interest Paid, Including Capitalized Interest, Operating and Investing Activities","description":"Amount of cash paid for interest, including, but not limited to, capitalized interest and payment to settle zero-coupon bond attributable to accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount; classified as operating and investing activities.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":28000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":22000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-01-01","end":"2010-09-30","val":30000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-01-01","end":"2010-12-31","val":36000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":36000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":5000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":12000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":12000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-01-01","end":"2011-09-30","val":16000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":16000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-12-31","val":18000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":18000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":18000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":1000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":1000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":2000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":2000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-01-01","end":"2012-09-30","val":3000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":3000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":7000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":7000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":7000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":1000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":1000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":2000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":2000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":35000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":3000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":4000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":4000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":4000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":5000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":5000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":5000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":1000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":1000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":1000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":2000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":2000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":2000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":5000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":5000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":5000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":5000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":5000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":8000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":8000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-09-30","val":9000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-12-31","val":15000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":15000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":15000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":6000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":37000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-12-31","val":44000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":44000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":7000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-12-31","val":137000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":54000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"}]}},"InterestPaidNet":{"label":"Interest Paid, Excluding Capitalized Interest, Operating Activities","description":"Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount.","units":{"USD":[{"start":"2017-01-01","end":"2017-06-30","val":51000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":98000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-01-01","end":"2018-06-30","val":91000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-01-01","end":"2018-09-30","val":132000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}},"InterestSensitiveLifeInterestRateAssumptionsHighEnd":{"label":"Interest Sensitive Life, Interest Rate Assumptions, High End (Deprecated 2016-01-31)","description":"The maximum interest rate applied during the stated period to monetary deposits made by or on behalf of policyholders for contracts that may contractually vary the amount and timing of premium payments without the approval of the insurer and in which premium payments are credited to the policyholder balance, against which amounts are assessed for contract services and to which amounts are credited as income. The policyholder balance provides a base upon which interest accrues to the policyholder and, when compared with the death benefit amount, fixes the insurer's net amount at risk. The insurer can often adjust the schedule of amounts assessed for contract services and the rate at which interest is credited to the policyholder balance.","units":{"pure":[{"start":"2011-01-01","end":"2011-12-31","val":0.0485,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":0.0485,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":0.0485,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"}]}},"InterestSensitiveLifeInterestRateAssumptionsLowEnd":{"label":"Interest Sensitive Life, Interest Rate Assumptions, Low End (Deprecated 2016-01-31)","description":"The minimum interest rate applied to deposits made by or on behalf of policyholders to contracts that may contractually vary the amount and timing of premium payments without the approval of the insurer and in which premium payments are credited to the policyholder balance, against which amounts are assessed for contract services and to which amounts are credited as income. The policyholder balance provides a base upon which interest accrues to the policyholder and, when compared with the death benefit amount, fixes the insurer's net amount at risk. The insurer can often adjust the schedule of amounts assessed for contract services and the rate at which interest is credited to the policyholder balance. during the stated period.","units":{"pure":[{"start":"2011-01-01","end":"2011-12-31","val":0.04,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":0.04,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":0.04,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"}]}},"InvestmentIncomeInvestmentExpense":{"label":"Investment Income, Investment Expense","description":"Amount of expenses related to the generation of investment income.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":3615000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":3075000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":3075000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":4244000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":4244000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":4244000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":5524000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":5524000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":5524000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-06-30","val":1554000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":786000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":2461000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-07-01","end":"2014-09-30","val":905000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":3410000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":3410000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":3410000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":983000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":2190000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":2190000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":1207000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":1207000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":3439000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":3439000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":1248000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":1248000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":4654000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":4654000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":4654000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":1120000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":1120000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":2991000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":2991000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":1870000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":1870000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":4954000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":4954000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":1963000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":1963000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":7018000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":7018000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":1222000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":1222000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":2731000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":2731000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":1509000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":1509000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":4923000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":4923000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":2192000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":2192000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":7043000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":2043000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":3929000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":1886000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":6136000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":2207000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"InvestmentRelatedLiabilities":{"label":"Investment-related Liabilities","description":"The aggregate amount of liabilities as of the balance sheet date for obligations incurred in connection with the entity's investments.","units":{"USD":[{"end":"2012-03-31","val":1531000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":6483000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-12-31","val":6622000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":6622000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":6622000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":6622000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":6622000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":164000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2014-06-30","val":5890000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":11336000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"}]}},"Investments":{"label":"Investments","description":"Sum of the carrying amounts as of the balance sheet date of all investments.","units":{"USD":[{"end":"2010-12-31","val":2564737000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":2564737000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":2564737000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2011-06-30","val":2580386000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":2753994000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":2732030000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":2732030000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":2732030000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":2732030000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":2732030000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-03-31","val":2776396000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":2790829000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":2839086000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":2817267000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":2817267000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":2817267000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":2817267000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":2817267000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":2740664000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":2732961000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":2746278000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":2515329000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":2515329000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":2515329000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":2515329000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":2515329000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":2494152000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":2494152000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":2649029000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":2649029000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":2643850000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":2643850000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":2717182000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":2717182000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":2717182000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":2717182000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":2717182000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":2733390000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":2651740000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":2669902000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":2528766000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":2528766000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":2528766000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":2528766000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":2528766000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":2529421000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":2595810000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":2498108000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":2356066000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":2356066000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":2356066000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":2356066000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":2356066000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":2321571000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":2328869000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":2304228000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":2219867000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":2219867000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":2219867000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":2219867000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":1947497000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":1900849000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":1880881000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"Liabilities":{"label":"Liabilities","description":"Sum of the carrying amounts as of the balance sheet date of all liabilities that are recognized. Liabilities are probable future sacrifices of economic benefits arising from present obligations of an entity to transfer assets or provide services to other entities in the future.","units":{"USD":[{"end":"2010-12-31","val":10295191000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":10295797000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":10295797000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2011-06-30","val":10118451000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":9151237000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":9253312000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":9253312000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":9253312000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":9253312000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":9253312000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-03-31","val":9593328000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":9172119000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":9281276000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":9084828000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":9084828000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":9084828000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":9084828000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":9091369000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":9227438000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":9204915000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":9395176000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":9417012000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":9417012000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":9417012000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":9417012000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":9376574000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":9263272000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":9198187000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":9235159000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":9156213000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":8981870000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":8851098000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":8746439000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":8746439000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":8747500000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":8747500000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":8808073000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":8690256000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":8416505000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":7861415000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":7874434000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":7874434000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":7874434000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":7874434000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":7874434000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":7829558000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":7739784000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":7745042000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":7563883000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":7563883000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":7563883000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":7563883000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":7563883000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":7391115000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":7563139000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":7560566000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":7578384000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":7578384000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":7578384000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":7578384000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":7502646000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":7235886000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":7227224000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"LiabilitiesAndStockholdersEquity":{"label":"Liabilities and Equity","description":"Amount of liabilities and equity items, including the portion of equity attributable to noncontrolling interests, if any.","units":{"USD":[{"end":"2010-12-31","val":11491693000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":11492299000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":11492299000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2011-06-30","val":11370717000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":10347442000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":10516215000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":10516215000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":10516215000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":10516215000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":10516215000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-03-31","val":10988725000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":10584880000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":10730702000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":10535088000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":10535088000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":10535088000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":10535088000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":10541629000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":10633721000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":10536432000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":10713436000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":10555813000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":10555813000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":10555813000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":10555813000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":10556475000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":10427561000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":10427989000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":10507028000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":10507457000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":10253189000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":10253719000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":10108441000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":10108441000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":10109502000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":10109502000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":10170075000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":10097440000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":9755887000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":9216620000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":9165935000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":9165935000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":9165935000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":9165935000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":9165935000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":9123710000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":9016964000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":9029145000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":8670275000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":8670275000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":8670275000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":8670275000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":8670275000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":8514871000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":8698031000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":8729953000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":8621825000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":8621825000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":8621825000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":8621825000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":8326723000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":8041898000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":8043846000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"LiabilitiesForGuaranteesOnLongDurationContractsGuaranteedBenefitLiabilityGross":{"label":"Liabilities for Guarantees on Long-Duration Contracts, Guaranteed Benefit Liability, Gross","description":"Amount of expected guaranteed benefits in excess of the projected account balances for minimum guaranteed benefit contracts, as of the balance sheet date.","units":{"USD":[{"end":"2011-12-31","val":5507308000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-12-31","val":5505376000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2012Q4I"}]}},"LiabilityForClaimsAndClaimsAdjustmentExpense":{"label":"Liability for Claims and Claims Adjustment Expense","description":"The amount needed to reflect the estimated ultimate cost of settling claims relating to insured events that have occurred on or before the balance sheet date, whether or not reported to the insurer at that date.","units":{"USD":[{"end":"2010-12-31","val":33677000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":33677000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":33677000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2011-06-30","val":39156000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":43326000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":45504000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":45504000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":45504000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":45504000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":45504000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-03-31","val":51271000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":42703000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":37615000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":40338000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":40338000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":40338000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":40338000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":40338000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":48507000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":46657000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":40113000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":28288000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":28288000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":28288000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":28288000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":28288000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":43241000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":43241000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":31750000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":31750000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":37851000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":37851000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":28939000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":28939000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":28939000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":28939000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":28939000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":39407000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":34948000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":27551000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":32410000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":32410000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":32410000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":32410000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":32410000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":40034000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":33187000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":31408000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":37556000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":37556000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":37556000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":37556000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":37556000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":32516000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":31041000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":43880000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":37679000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":37679000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":37679000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":37679000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":39385000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":35362000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":36960000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"LiabilityForFuturePolicyBenefits":{"label":"Liability for Future Policy Benefit, before Reinsurance","description":"Amount, before effect of reinsurance, of present value of future benefit to be paid to or on behalf of policyholder and related expense less present value of future net premium receivable under insurance contract.","units":{"USD":[{"end":"2010-12-31","val":362587000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":362587000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":362587000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2011-06-30","val":371887000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":528730000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":475875000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":475875000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":475875000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":475875000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":475875000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-03-31","val":413498000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":452321000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":425849000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":418689000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":418689000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":418689000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":418689000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":418689000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":395319000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":394454000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":409407000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":384843000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":384843000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":384843000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":384843000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":408925000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":402146000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":411423000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":385915000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":400604000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":396837000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":412072000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":425259000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":425259000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":425259000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":425259000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":485832000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":419191000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":422417000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":476181000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":518911000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":518911000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":518911000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":518911000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":518911000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":547674000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":552500000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":519412000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":486826000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":486826000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":486826000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":486826000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":486826000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":456847000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":450919000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":431926000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":411654000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":411654000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":411654000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":411654000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":417336000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":404249000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":388515000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"LiabilityForFuturePolicyBenefitsAndUnpaidClaimsAndClaimsAdjustmentExpense":{"label":"Liability for Future Policy Benefits and Unpaid Claims and Claims Adjustment Expense","description":"The aggregate amount of policy reserves (provided for future obligations including unpaid claims and claims adjustment expenses) and policy benefits (liability for future policy benefits) as of the balance sheet date; grouped amount of all the liabilities associated with the company's insurance policies.","units":{"USD":[{"end":"2010-12-31","val":1947581000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":1947581000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":1947581000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2011-06-30","val":1903656000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":2051811000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":1974774000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":1974774000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":1974774000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":1974774000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":1974774000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-03-31","val":1887689000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":1911703000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":1871603000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":1842784000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":1842784000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":1842784000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":1842784000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":1842784000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":1799375000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":1759988000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":1757661000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":1704868000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":1704868000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":1704868000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":1704868000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":1706468000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":1702390000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":1703890000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":1667623000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":1669123000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":1669440000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":1667240000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":1661961000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":1661961000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":1661961000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":1661961000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":1722534000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":1649034000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":1635815000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":1671841000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":1706192000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":1706192000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":1706192000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":1706192000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":1706192000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":1727549000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":1704131000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":1658725000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":1621077000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":1621077000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":1621077000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":1621077000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":1621077000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":1568653000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":1551833000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":1531848000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":1491236000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":1491236000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":1491236000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":1491236000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":1481153000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":1456654000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":1432141000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"LiabilityForPolicyholderContractDepositsInterestRateDeferredAnnuityHighEnd":{"label":"Liability for Policyholder Contract Deposits, Interest Rate, Deferred Annuity, High End (Deprecated 2016-01-31)","description":"The maximum interest rate applied to annuity policyholder deposits during the stated period.","units":{"pure":[{"start":"2011-01-01","end":"2011-12-31","val":0.0605,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":0.049,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":0.049,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":0.049,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":0.049,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0.049,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":0.049,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0.049,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2015"}]}},"LiabilityForPolicyholderContractDepositsInterestRateDeferredAnnuityLowEnd":{"label":"Liability for Policyholder Contract Deposits, Interest Rate, Deferred Annuity, Low End (Deprecated 2016-01-31)","description":"The minimum interest rate applied to annuity policyholder deposits during the stated period.","units":{"pure":[{"start":"2011-01-01","end":"2011-12-31","val":0.0025,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":0.0025,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":0.0025,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":0.0025,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":0.0025,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0.0025,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":0.0025,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0.0025,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2015"}]}},"LiabilityForUnpaidClaimsAndClaimsAdjustmentExpensePeriodIncreaseDecrease":{"label":"Liability for Unpaid Claims and Claims Adjustment Expense, Period Increase (Decrease)","description":"Amount, after effects of reinsurance, of increase (decrease) in the liability for unpaid claims and claims adjustment expense.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-6037000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":2108000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-01-01","end":"2010-09-30","val":-4513000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-01-01","end":"2010-12-31","val":831000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":831000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":6114000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":5479000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":5479000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-01-01","end":"2011-09-30","val":9649000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":9649000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-12-31","val":11827000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":11827000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":11827000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":5767000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":5767000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-2801000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":-2801000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-01-01","end":"2012-09-30","val":-7889000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":-7889000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":-5166000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":-5166000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":-5166000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":8169000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":8169000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":6319000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":6319000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":-225000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":-225000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":-12050000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":-12050000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":-12050000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":14953000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":14953000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":14953000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":3462000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":3462000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":3462000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":9563000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":9563000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":9563000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":651000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":651000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":651000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":10468000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":10468000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":6009000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":6009000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-09-30","val":-1388000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":-1388000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-01-01","end":"2015-12-31","val":3471000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":3471000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":3471000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":7624000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":7624000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":777000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":777000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-01-01","end":"2016-09-30","val":-1002000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":-1002000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":5146000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":5146000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":-5040000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":-5040000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":-6515000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":6324000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":123000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":1706000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"}]}},"LifeInsuranceInForceAssumed":{"label":"Life Insurance in Force, Assumed","description":"Amount of life insurance issued and outstanding assumed from other entities. Includes, but not limited to, dividends and adjustments to face value.","units":{"USD":[{"end":"2014-12-31","val":879000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q4I"},{"end":"2015-12-31","val":883000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2015Q4I"},{"end":"2016-12-31","val":924000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2016Q4I"}]}},"LifeInsuranceInForceCeded":{"label":"Life Insurance in Force, Ceded","description":"Amount of life insurance issued and outstanding ceded to other entities. Includes, but not limited to, dividends and adjustments to face value.","units":{"USD":[{"end":"2014-12-31","val":197152000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q4I"},{"end":"2015-12-31","val":188984000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2015Q4I"},{"end":"2016-12-31","val":160455000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2016Q4I"}]}},"LifeInsuranceInForceGross":{"label":"Life Insurance in Force, Gross","description":"Amount before contracts ceded to other entities and contracts assumed by the entity of life insurance issued and outstanding. Includes, but not limited to, dividends and adjustments to face value.","units":{"USD":[{"end":"2014-12-31","val":5289416000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q4I"},{"end":"2015-12-31","val":4959237000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2015Q4I"},{"end":"2016-12-31","val":4586845000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2016Q4I"}]}},"LifeInsuranceInForceNet":{"label":"Life Insurance in Force, Net","description":"Amount after contracts ceded to other entities and contracts assumed by the entity of life insurance issued and outstanding. Includes, but not limited to, dividends and adjustments to face value.","units":{"USD":[{"end":"2014-12-31","val":5093143000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q4I"},{"end":"2015-12-31","val":4771136000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2015Q4I"},{"end":"2016-12-31","val":4427314000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2016Q4I"}]}},"LifeInsuranceInForcePercentageAssumedToNet":{"label":"Life Insurance in Force, Percentage Assumed to Net","description":"Percentage of assumed life insurance issued and outstanding contracts to life insurance issued and outstanding after contracts ceded to other entities and contracts assumed by the entity. Includes, but not limited to, dividends and adjustments to face value.","units":{"pure":[{"end":"2014-12-31","val":0.0002,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q4I"},{"end":"2015-12-31","val":0.0002,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2015Q4I"},{"end":"2016-12-31","val":0.0002,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2016Q4I"}]}},"LifeInsuranceInForcePremiumsPercentageAssumedToNet":{"label":"Life Insurance in Force Premiums, Percentage Assumed to Net (Deprecated 2014-01-31)","description":"Percentage of assumed life insurance in force premiums to net premiums.","units":{"pure":[{"start":"2013-01-01","end":"2013-12-31","val":0.0002,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2013"}]}},"LimitedPartnersCapitalAccountDistributionAmount":{"label":"Limited Partners' Capital Account, Distribution Amount","description":"The total amount of distributions to limited partners.","units":{"USD":[{"start":"2016-01-01","end":"2016-03-31","val":1000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":1000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":1000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":1000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"}]}},"LoansInsurancePolicy":{"label":"Loans, Gross, Insurance Policy","description":"Amount before allowance of loans made to policy and contract holders using their life insurance contracts' cash value or separate accounts as collateral. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums over and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.","units":{"USD":[{"end":"2010-12-31","val":827638000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":827638000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":827638000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2011-06-30","val":806205000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":803462000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":792602000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":792602000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":792602000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":792602000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":792602000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-03-31","val":782062000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":775383000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":766812000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":752437000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":752437000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":752437000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":752437000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":752437000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":741853000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":730474000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":721033000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":710087000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":710087000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":710087000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":710087000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":710087000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":702177000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":702177000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":692331000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":692331000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":682601000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":682601000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":681071000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":681071000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":681071000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":681071000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":681071000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":671667000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":665151000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":661604000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":661466000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":661466000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":661466000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":661466000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":661466000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":652080000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":639350000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":635819000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":632834000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":632834000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":632834000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":632834000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":632834000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":627399000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":618134000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":613687000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":608183000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":608183000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":608183000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":608183000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":597282000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":595279000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":590689000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"LossContingencyUndiscountedAmountOfInsuranceRelatedAssessmentLiability":{"label":"Loss Contingency, Undiscounted Amount of Insurance-related Assessment Liability","description":"The liability as of the balance sheet date representing required funding mandated by statute or regulatory authority that is related directly or indirectly to underwriting activities, including pools for self-insurance and excluding premium taxes and income taxes. The funds derived from the assessments generally enable a government guarantor to pay insurance claims in the event that the underwriting insurer is insolvent or otherwise unable to meet its payment obligations.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":631000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":202000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":202000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":144000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":144000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":144000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":144000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2015-01-01","end":"2015-12-31","val":144000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-12-31","val":144000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-01-01","end":"2015-12-31","val":144000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":144000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":144000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-09-30","val":143000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":140000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":140000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2016-01-01","end":"2016-12-31","val":140000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-01-01","end":"2016-12-31","val":140000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":140000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":140000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":140000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":140000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":83000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"start":"2017-01-01","end":"2017-12-31","val":83000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"start":"2017-01-01","end":"2017-12-31","val":83000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-01-01","end":"2017-12-31","val":83000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":83000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":83000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-01-01","end":"2018-09-30","val":83000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}},"MortgageLoansOnRealEstate":{"label":"SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate","description":"Amount of investment in mortgage loan on real estate by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate.","units":{"USD":[{"end":"2011-12-31","val":55695000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":55695000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":55695000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-06-30","val":54191000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":53440000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":52644000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":52644000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":52644000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":52644000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":52644000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":51852000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":51051000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":47278000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":46459000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":46459000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":46459000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":46459000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":46459000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":45675000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1I"},{"end":"2014-06-30","val":45026000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":58286000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":66703000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":66703000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":66703000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":66703000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":66703000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":65811000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":68885000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":94548000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":92992000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":92992000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":92992000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":92992000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":92992000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":97115000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":107023000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":103629000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":116286000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":116286000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":116286000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":116286000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":116286000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":122386000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":123910000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":25204000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":24969000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":24969000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":24969000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":24969000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":21352000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":21190000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":26026000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"MortgageLoansOnRealEstateCommercialAndConsumerNet":{"label":"Mortgage Loans on Real Estate, Commercial and Consumer, Net","description":"The balance represents the amount of loans that are secured by real estate mortgages, offset by the reserve to cover probable credit losses on the loan portfolio.","units":{"USD":[{"end":"2010-12-31","val":62890000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":62890000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":62890000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2011-06-30","val":57439000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":56399000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":55667000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":55667000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":55667000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":55667000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":55667000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-03-31","val":54918000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":54163000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":53412000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":52619000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":52619000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":52619000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":52619000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":52619000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":51831000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":51025000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":47251000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":46432000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":46432000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":46432000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":46432000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":46432000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":44471000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":44471000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":43864000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":43864000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":58251000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":58251000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":66667000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":66667000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":66667000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":66667000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":66667000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":65778000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":68856000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":94445000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":92914000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":92914000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":92914000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":92914000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":92914000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":97028000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":106949000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":103563000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":116208000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":116208000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":116208000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":116208000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":116208000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":122305000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":123820000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":25194000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":24962000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":24962000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":24962000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":24962000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":21344000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":21182000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":26013000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"MortgageLoansOnRealEstateNumberOfLoans":{"label":"Mortgage Loans on Real Estate, Number of Loans","description":"Indicates the number of mortgages under each classification.","units":{"Loan":[{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":0,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":0,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-09-30","val":0,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"}]}},"MortgageLoansOnRealEstateWriteDownOrReserveAmount":{"label":"Mortgage Loans on Real Estate, Write-down or Reserve, Amount (Deprecated 2013-01-31)","description":"The amount of any write-down or reserve provided in the period on a mortgage loan on real estate.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":28000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":28000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-12-31","val":28000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":28000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-09-30","val":28000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":25000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":25000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2013-01-01","end":"2013-03-31","val":21000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1"}]}},"MortgageLoansOnRealEstateWritedownOrReserveAmount1":{"label":"SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, Write-down or Reserve, Amount","description":"Amount of mortgage loan within investment in mortgage loan on real estate by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate, written down.","units":{"USD":[{"end":"2012-12-31","val":25000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":25000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":25000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-06-30","val":26000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":27000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":27000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":27000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":27000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":27000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":27000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":1204000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1I"},{"end":"2014-06-30","val":1162000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":35000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":36000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":36000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":36000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":36000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":36000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":33000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":29000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":103000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":78000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":78000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":78000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":78000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q4I"},{"end":"2016-03-31","val":87000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":74000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":66000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"}]}},"MortgageServicingRightsMSRImpairmentRecovery":{"label":"Mortgage Servicing Rights (MSR) Impairment (Recovery)","description":"The adjustment to the carrying value of the rights retained or purchased to service mortgages. These adjustments are made when the estimate of the fair value is changed. This element is a noncash adjustment to net income when calculating net cash generated by operating activities using the indirect method.","units":{"USD":[{"start":"2014-06-28","end":"2014-09-30","val":-803000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3"}]}},"NetCashProvidedByUsedInFinancingActivities":{"label":"Net Cash Provided by (Used in) Financing Activities","description":"Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-231228000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-91244000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-01-01","end":"2010-09-30","val":-138700000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-01-01","end":"2010-12-31","val":-181465000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":-181465000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-47227000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-87722000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":-87722000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-01-01","end":"2011-09-30","val":-123270000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":-123270000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-12-31","val":-168928000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":-168928000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":-168928000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-41976000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":-41976000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-74950000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":-74950000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-01-01","end":"2012-09-30","val":-113343000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":-113343000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":-161227000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":-161227000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-41685000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":-41685000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-83225000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":15995000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":-115490000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-12-31","val":-149384000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-26943000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":31534000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2017-01-01","end":"2017-06-30","val":-77273000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":-104399000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-01-01","end":"2018-06-30","val":-272502000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-01-01","end":"2018-09-30","val":-315376000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}},"NetCashProvidedByUsedInFinancingActivitiesContinuingOperations":{"label":"Net Cash Provided by (Used in) Financing Activities, Continuing Operations","description":"Amount of cash inflow (outflow) of financing activities, excluding discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":-162559000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-09-30","val":-2045000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":-131528000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":-131528000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-18840000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":-18840000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":31534000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":31534000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":54327000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":54327000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":54327000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":-29575000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":-29575000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":-29575000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":10953000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":10953000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-51851000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":-51851000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-09-30","val":-95820000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":-95820000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-01-01","end":"2015-12-31","val":-210201000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":-210201000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":-210201000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":-34219000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":-34219000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":-37085000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":-37085000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-01-01","end":"2016-09-30","val":-38065000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":-38065000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":-243357000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":-243357000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":-221363000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":-221363000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":-77273000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":-104399000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":-267731000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":-64099000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"}]}},"NetCashProvidedByUsedInInvestingActivities":{"label":"Net Cash Provided by (Used in) Investing Activities","description":"Amount of cash inflow (outflow) from investing activities, including discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":93868000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-196567000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-01-01","end":"2010-09-30","val":-127955000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-01-01","end":"2010-12-31","val":-149121000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":-149474000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":12031000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":21773000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":21773000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-01-01","end":"2011-09-30","val":-35078000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":-35078000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-12-31","val":-5918000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":-6670000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":-6670000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-46828000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":-50504000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-3247000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":-7581000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-01-01","end":"2012-09-30","val":-30760000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":-37902000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":-55053000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":-55053000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-27491000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":-27491000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":21325000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":-77895000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":-85324000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-12-31","val":-30486000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":17667000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-181523000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2017-01-01","end":"2017-06-30","val":16971000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":36352000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-01-01","end":"2018-06-30","val":219809000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-01-01","end":"2018-09-30","val":222627000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}},"NetCashProvidedByUsedInInvestingActivitiesContinuingOperations":{"label":"Net Cash Provided by (Used in) Investing Activities, Continuing Operations","description":"Amount of cash inflow (outflow) of investing activities, excluding discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":-53721000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-09-30","val":-198769000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":-48342000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":-48342000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":9564000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":9564000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-181523000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":-181523000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":-214186000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":-214186000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":-214186000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":-234176000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":-234176000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":-234176000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-9864000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":-9864000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-51794000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":-51794000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-09-30","val":-21063000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":-21063000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-01-01","end":"2015-12-31","val":41109000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":41109000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":41109000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":102201000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":102201000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":72545000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":72545000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-01-01","end":"2016-09-30","val":102235000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":102235000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":125190000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":125190000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":11452000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":11452000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":16971000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":36352000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":103193000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":165395000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"}]}},"NetCashProvidedByUsedInOperatingActivities":{"label":"Net Cash Provided by (Used in) Operating Activities","description":"Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":137304000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":78789000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-01-01","end":"2010-09-30","val":134923000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-01-01","end":"2010-12-31","val":210352000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":210705000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":54579000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":97534000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":97534000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-01-01","end":"2011-09-30","val":145848000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":145848000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-12-31","val":195076000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":195828000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":192078000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":47451000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":51126000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":79926000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":84260000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-01-01","end":"2012-09-30","val":116508000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":123650000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":184291000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":181664000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":35185000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":35931000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":90868000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":93599000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":132194000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-12-31","val":178211000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":50682000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":91306000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2017-01-01","end":"2017-06-30","val":83091000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":123510000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-01-01","end":"2018-06-30","val":68889000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-01-01","end":"2018-09-30","val":98462000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}},"NetCashProvidedByUsedInOperatingActivitiesContinuingOperations":{"label":"Net Cash Provided by (Used in) Operating Activities, Continuing Operations","description":"Amount of cash inflow (outflow) from operating activities, excluding discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":181664000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-09-30","val":131166000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":178211000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":178211000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":50682000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":50682000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":91306000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":91306000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":153774000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":153774000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":153774000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":197048000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":197048000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":197048000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":48721000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":48721000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":89786000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":89787000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-09-30","val":123772000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":123772000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-01-01","end":"2015-12-31","val":170540000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":170540000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":170540000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":52650000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":52650000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":60133000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":60133000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-01-01","end":"2016-09-30","val":100035000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":100035000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":149529000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":149529000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":49764000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":49764000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":83091000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":123510000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":167001000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":39679000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"}]}},"NetIncomeLoss":{"label":"Net Income (Loss) Attributable to Parent","description":"The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-203101000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":29210000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-04-01","end":"2010-06-30","val":7050000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":100396000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-07-01","end":"2010-09-30","val":71186000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":137862000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":137862000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":26058000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":44524000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":44524000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":18466000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":18466000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-09-30","val":-44748000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":-44748000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":-89272000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-07-01","end":"2011-09-30","val":-89272000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":18659000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":18659000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":18659000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":136999000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":136999000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":137506000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":137506000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":507000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":507000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":160734000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":160734000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":23228000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":23228000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":165876000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":165876000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":164290000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-34033000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":-34033000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-66974000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":-66974000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":-32941000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":-32941000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-81347000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":-81347000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":-14373000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":-14373000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-254452000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":-214302000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":-214302000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":1282000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":15411000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":15411000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-100000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":18543000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":18543000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":-1382000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":3132000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-04-01","end":"2014-06-30","val":3132000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-28898000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":45234000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":45234000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":-28798000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":26691000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-07-01","end":"2014-09-30","val":26691000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":33533000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":33533000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":33533000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":10653000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":10653000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":5698000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":5698000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":-4955000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":-4955000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":9024000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":9024000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":3326000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":3326000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":13658000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":13658000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":13658000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":-6604000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":-6604000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":-903000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":-903000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":5701000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":5701000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":2106000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":2106000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":3009000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":3009000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":-20527000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":-20527000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":24816000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":24816000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":48951000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":48951000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":24135000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":24135000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":74887000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":74887000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":25936000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":25936000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":99405000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":11965000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":9828000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":-2137000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":30277000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":20449000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"NetInvestmentIncome":{"label":"Net Investment Income","description":"Amount, after investment expense, of income earned from investments in securities and real estate. Includes, but is not limited to, real estate investment, policy loans, dividends, and interest. Excludes realized gain (loss) on investments.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":122937000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":64372000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-04-01","end":"2010-06-30","val":33125000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":97063000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-07-01","end":"2010-09-30","val":32691000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":127647000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":127647000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":32585000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":62674000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":62674000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":30089000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":30089000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-09-30","val":100991000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":100991000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":38317000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-07-01","end":"2011-09-30","val":38317000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":127519000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":127519000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":128271000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":27908000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":31583000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":59170000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":63504000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":31262000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":31921000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":86906000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":94048000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":27736000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":30542000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":107106000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":125283000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":125283000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":29835000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":29835000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":59616000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":59616000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":29781000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":29781000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":89319000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":89319000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":29703000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":29703000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":121133000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":121133000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":121133000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":28845000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":28845000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":28845000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":58828000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":58828000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":58828000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":29983000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":29983000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-04-01","end":"2014-06-30","val":29983000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":88343000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":88343000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":88343000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":29515000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":29515000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-07-01","end":"2014-09-30","val":29515000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":116938000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":116938000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":116938000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":29527000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":29527000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":57943000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":57943000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":28416000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":28416000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":83650000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":83650000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":25707000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":25707000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":112184000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":112184000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":112184000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":26452000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":26452000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":54066000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":54066000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":27614000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":27614000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":83290000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":83290000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":29224000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":29224000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":111149000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":111149000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":27944000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":27944000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":54361000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":54361000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":26417000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":26417000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":81788000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":81788000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":27427000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":27427000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":107527000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":23997000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":46499000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":22502000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":68863000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":22364000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"NetInvestmentIncomeInsuranceEntityFixedMaturities":{"label":"Net Investment Income, Insurance Entity, Fixed Maturities (Deprecated 2013-01-31)","description":"The amount of investment earnings, excluding realized and unrealized gain (loss), recognized in the period on holdings of debt securities having stated maturity dates, net of related investment expenses.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":1675000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":491000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":70000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":581000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":90000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":612000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":60000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":101000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":41000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":101000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":101000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2012"}]}},"NotesPayableRelatedPartiesCurrentAndNoncurrent":{"label":"Notes Payable, Related Parties","description":"The amount for notes payable (written promise to pay), due to related parties.","units":{"USD":[{"end":"2017-06-30","val":38000000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-12-31","val":10000000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":10000000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":10000000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":10000000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":10000000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"}]}},"NotesReceivableRelatedParties":{"label":"Notes Receivable, Related Parties","description":"For an unclassified balance sheet, amounts due from parties associated with the reporting entity as evidenced by a written promise to pay.","units":{"USD":[{"end":"2011-03-30","val":50000000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011Q1I"},{"end":"2011-06-30","val":50000000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":50000000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2013-05-21","val":50000000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-05-21","val":50000000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-05-21","val":50000000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-05-21","val":50000000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2013-05-21","val":50000000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2013-05-31","val":50000000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2013-05-31","val":50000000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2013-06-30","val":50000000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":50000000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2014-03-31","val":0,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1I"},{"end":"2014-06-27","val":50000000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-27","val":50000000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-06-27","val":50000000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-06-27","val":50000000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-06-27","val":50000000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-06-27","val":50000000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2014-06-30","val":50000000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":50000000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2015-03-31","val":0,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2015-03-31","val":0,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1I"},{"end":"2015-06-19","val":25000000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2015-06-19","val":25000000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2015-06-19","val":25000000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-06-30","val":25000000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":25000000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":25000000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":25000000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":25000000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":25000000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":25000000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-02-25","val":25000000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2016-03-31","val":50000000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"}]}},"NotesReceivableRelatedPartiesCurrent":{"label":"Notes Receivable, Related Parties, Current","description":"Amounts due from parties associated with the reporting entity as evidenced by a written promise to pay, due within 1 year (or 1 business cycle).","units":{"USD":[{"end":"2010-04-29","val":40000000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010Q1I"},{"end":"2011-03-30","val":50000000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q1I"},{"end":"2011-03-30","val":50000000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-03-30","val":50000000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"}]}},"NumberOfCountriesInWhichEntityOperates":{"label":"Number of Countries in which Entity Operates","description":"The number of countries in which the entity operates as of balance sheet date.","units":{"Country":[{"end":"2012-12-31","val":20,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2012Q4I"},{"end":"2013-12-31","val":20,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2013Q4I"},{"end":"2014-12-31","val":25,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q4I"},{"end":"2015-12-31","val":20,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":20,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":20,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":20,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":20,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2016Q4I"},{"end":"2017-03-31","val":20,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":20,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":20,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":20,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017Q4I"},{"end":"2018-03-31","val":20,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":20,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":20,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"NumberOfReportableSegments":{"label":"Number of Reportable Segments","description":"Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.","units":{"Segment":[{"start":"2013-01-01","end":"2013-06-30","val":2,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":2,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-12-31","val":2,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":2,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":2,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":2,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-12-31","val":2,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":2,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":2,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-09-30","val":2,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-12-31","val":2,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":2,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":2,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-09-30","val":2,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"}]}},"NumberOfStatesInWhichEntityOperates":{"label":"Number of States in which Entity Operates","description":"The number of states the entity operates in as of the balance sheet date.","units":{"State":[{"end":"2012-12-31","val":49,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2012Q4I"},{"end":"2013-12-31","val":49,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2013Q4I"},{"end":"2014-12-31","val":49,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q4I"},{"end":"2015-12-31","val":49,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2015Q4I"},{"end":"2016-03-31","val":49,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":49,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":49,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":49,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2016Q4I"},{"end":"2017-03-31","val":49,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":49,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":49,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":49,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017Q4I"},{"end":"2018-03-31","val":49,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":49,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":49,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"OciBeforeReclassificationsBeforeTaxAttributableToParent":{"label":"OCI, before Reclassifications, before Tax, Attributable to Parent","description":"Amount before tax and reclassification adjustments of other comprehensive income (loss) attributable to parent.","units":{"USD":[{"start":"2014-01-01","end":"2014-12-31","val":68393000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":-52375000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":-2226000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2016"}]}},"OciBeforeReclassificationsNetOfTaxAttributableToParent":{"label":"OCI, before Reclassifications, Net of Tax, Attributable to Parent","description":"Amount after tax, before reclassification adjustments, of other comprehensive income (loss), attributable to parent.","units":{"USD":[{"start":"2015-01-01","end":"2015-06-30","val":-36208000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":-59767000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":-28008000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":8200000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2016-01-01","end":"2016-06-30","val":76378000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":34758000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":70473000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":-5905000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3"}]}},"OperatingLossCarryforwards":{"label":"Operating Loss Carryforwards","description":"Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.","units":{"USD":[{"end":"2011-12-31","val":518325000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":518325000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":518325000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-06-30","val":481963000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":413502000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":426083000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":426083000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":426083000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":426083000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":426083000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":425967000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-12-31","val":459738000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":459738000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":459738000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":459738000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":459738000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-12-31","val":505102000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":505102000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":505102000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":505102000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":505102000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":30087000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":7006000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":109495000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":577762000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":577762000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":577762000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":577762000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":577762000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":589464000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":623721000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":612061000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":627860000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":627860000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":627860000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":627860000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":627860000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":583013000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":583938000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":554908000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":554553000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":554553000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":554553000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":554553000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":543803000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":514798000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":496635000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"OtherAssets":{"label":"Other Assets","description":"Amount of assets classified as other.","units":{"USD":[{"end":"2010-12-31","val":31635000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":32241000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":32241000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2011-06-30","val":34254000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":34306000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":38606000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":38606000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":38606000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":38606000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":38606000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-03-31","val":42108000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":34358000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":36903000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":33118000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":33118000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":33118000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":33118000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":33118000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":40458000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":33487000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":35754000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":28355000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":28355000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":28355000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":28355000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":28355000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":34736000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":34736000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":34591000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":34591000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":35072000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":35072000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":25044000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":25044000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":25044000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":25044000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":25044000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":34891000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":26081000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":28886000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":28448000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":28448000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":28448000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":28448000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":28448000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":32332000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":25075000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":26584000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":35484000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":35484000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":35484000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":35484000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":35484000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":29891000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":36539000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":41083000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":37777000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":37777000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":37777000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":37777000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":33536000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":31333000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":38746000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax":{"label":"OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment, before Tax","description":"Amount, before tax and after adjustment, of unrealized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale) and unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":85170000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-09-30","val":76929000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":41246000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":73707000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":73707000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-15340000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-96401000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":-81061000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-112286000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":-112286000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":-15885000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":-15885000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-123076000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":-123076000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":-124964000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":37199000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":37199000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":35589000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":68460000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":68460000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":65866000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":31261000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":31261000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-04-01","end":"2014-06-30","val":30277000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":56111000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":56111000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":50071000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":-12349000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":-12349000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-07-01","end":"2014-09-30","val":-15795000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":78490000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":72672000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":72672000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":26733000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":26733000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-43326000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":-41562000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":-70059000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":-68295000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":-40858000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":-39094000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":2468000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":2468000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":-69820000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":-68056000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":-68056000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":43402000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":43402000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":87677000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":87677000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":40754000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":40754000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":88656000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":88656000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":979000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":979000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":8996000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":8996000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":6528000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":6528000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":24368000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":24368000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":17840000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":17840000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":25960000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":25960000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":1592000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":1592000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":28071000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":-55643000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":-70170000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":-14527000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":-80250000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":-10080000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax":{"label":"Other Comprehensive Income (Loss), before Reclassifications, Net of Tax","description":"Amount after tax, before reclassification adjustments of other comprehensive income (loss).","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":24082000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-09-30","val":-43237000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":-43237000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":7880000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-42307000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":-42307000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":-34216000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":18844000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":29128000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":33285000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":51917000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":14441000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":22789000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":28396000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":44466000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":-4889000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":-7451000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":68800000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":68393000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":23688000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":23559000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-36974000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":-60662000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":-28961000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":8013000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":-54139000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":38072000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1"}]}},"OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent":{"label":"Other Comprehensive Income (Loss), before Tax, Portion Attributable to Parent","description":"Amount before tax of other comprehensive income (loss) attributable to parent entity.","units":{"USD":[{"start":"2014-01-01","end":"2014-12-31","val":69539000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":-52651000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":-1241000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2016"}]}},"OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax":{"label":"Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, before Tax","description":"Amount before tax, after reclassification adjustments, of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).","units":{"USD":[{"start":"2013-01-01","end":"2013-09-30","val":1160000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":1160000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":1160000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":1160000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":1813000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":1813000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":1813000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-1527000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":-1527000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":-1527000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-3760000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":-3760000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":-3760000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":-2233000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":-2233000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-04-01","end":"2014-06-30","val":-2233000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-1243000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":-1243000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":-1243000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":2517000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":2517000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-07-01","end":"2014-09-30","val":2517000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":483000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":483000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":483000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":288000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":288000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":552000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":552000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":264000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":264000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":5504000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":5504000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":4952000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":4952000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":1906000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":1906000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":1906000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":-1347000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":-1347000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":456000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":456000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":1803000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":1803000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":-2340000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":-2340000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":-2796000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":-2796000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":-5427000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":-5427000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":408000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":408000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":3311000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":3311000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":2903000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":2903000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":1571000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":1571000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":-1740000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":-1740000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":294000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":489000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":281000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":-208000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":512000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":231000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"OtherComprehensiveIncomeLossNetOfTax":{"label":"Other Comprehensive Income (Loss), Net of Tax","description":"Amount after tax and reclassification adjustments of other comprehensive income (loss).","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":37591000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":11240000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":12357000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":44451000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":33211000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":47742000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":47742000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-4505000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":12352000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":12352000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":16857000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":16857000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":25789000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":25789000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":13437000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":13437000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":21481000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":21481000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":21481000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-9944000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":-9944000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-51769000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":-51769000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":-41826000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":-41826000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-50653000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":-50653000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":1116000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":1116000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-57007000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":-57007000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":-57007000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":18681000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":28965000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":28965000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":33849000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":52481000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":52481000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":15168000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":23516000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-04-01","end":"2014-06-30","val":23516000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":29194000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":45264000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":45264000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":-4655000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":-7217000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-07-01","end":"2014-09-30","val":-7217000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":69539000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":69539000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":23921000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":23921000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-35160000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":-59081000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":-27487000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":7673000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":-52651000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":39744000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1"}]}},"OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecrease":{"label":"Other Comprehensive Income (Loss), Net of Tax (Deprecated 2012-01-31)","description":"This element represents Other Comprehensive Income or Loss, Net of Tax, for the period. Includes deferred gains or losses on qualifying hedges, unrealized holding gains or losses on available-for-sale securities, minimum pension liability, and cumulative translation adjustment. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":58531000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":34593000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-04-01","end":"2010-06-30","val":23375000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":63813000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-07-01","end":"2010-09-30","val":29221000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":37591000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-1117000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":11240000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-04-01","end":"2011-06-30","val":12357000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":44451000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-07-01","end":"2011-09-30","val":33211000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":47742000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-4505000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1"}]}},"OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent":{"label":"Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent","description":"Amount after tax of other comprehensive income (loss) attributable to parent entity.","units":{"USD":[{"start":"2014-01-01","end":"2014-12-31","val":69539000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-06-30","val":-35160000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":-59081000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":-27487000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":7673000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":-52651000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":-52651000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":39744000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":75083000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":75083000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":35339000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":35339000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":71258000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":71258000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":-3825000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":-3825000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":-1241000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":-1241000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":5988000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":5988000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":24389000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":24389000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":18401000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":18401000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":23868000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":23868000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":-521000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":-521000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":25149000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":-46376000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":-56884000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":-10508000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":-59823000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":-2939000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeBeforeTax":{"label":"Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, before Tax (Deprecated 2013-01-31)","description":"Before tax amount of the income statement impact of the reclassification adjustment for unrealized gain (loss) realized upon the sale of available-for-sale securities.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":5353000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":-1908000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":105000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-2772000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":-864000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-4121000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-1631000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-2412000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":-781000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":-3683000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":-1271000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-4327000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-75000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1"}]}},"OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax":{"label":"Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, before Tax","description":"Amount before tax of reclassification adjustment from accumulated other comprehensive income for unrealized gain (loss) realized upon the sale of available-for-sale securities.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":4121000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-06-30","val":2412000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":781000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":3683000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":1271000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":4327000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":4327000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":75000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":1062000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":1062000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":987000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":987000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":11777000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":11777000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":10715000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":10715000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":23204000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":23204000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":23204000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":351000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":351000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":351000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-97000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":-97000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":-97000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":-448000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":-448000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-04-01","end":"2014-06-30","val":-448000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-200000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":-200000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":-200000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":-103000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":-103000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-07-01","end":"2014-09-30","val":-103000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":-281000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":-281000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":-281000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-1162000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":-1162000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-1120000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":-1120000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":42000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":42000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":-139000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":-139000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":981000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":981000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":484000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":484000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":-99000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":1800000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":1800000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":1732000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":1732000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":-68000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":-68000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":-43000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":-43000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":-1775000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":-1775000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":-3000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":-861000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":-532000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":-247000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":79000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":-620000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":611000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":-373000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":79000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":-683000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":-63000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":-1100000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":1303000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":-1397000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":-2700000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":-1562000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":-165000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax":{"label":"Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, before Tax","description":"Amount before tax of reclassification adjustment from accumulated other comprehensive income of accumulated gain (loss) realized from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's deferred hedging gain (loss).","units":{"USD":[{"start":"2013-01-01","end":"2013-09-30","val":-152000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":-152000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":-152000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":-152000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-57000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":-57000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":-57000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":2000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":2000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":2000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-677000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":-677000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":-677000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":-679000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":-679000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-04-01","end":"2014-06-30","val":-679000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-933000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":-933000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":-933000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":-256000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":-256000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-07-01","end":"2014-09-30","val":-256000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":-761000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":-761000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":-761000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":800000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":800000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":174000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":174000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":-626000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":-626000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":-273000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":-273000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":-447000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":-447000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":-99000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":-99000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":484000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":197000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":197000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":-316000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":-316000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":-513000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":-513000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":-621000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":-621000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":-305000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":-305000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":-861000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":-3000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":-247000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":-532000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":-620000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":79000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":-373000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":611000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":-683000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":79000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":-63000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":1440000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":11450000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":12360000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":910000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":13572000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":1212000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"OtherComprehensiveIncomeLossTax":{"label":"Other Comprehensive Income (Loss), Tax","description":"Amount of tax expense (benefit) allocated to other comprehensive income (loss).","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":29655000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":19041000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-04-01","end":"2010-06-30","val":12866000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":35123000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-07-01","end":"2010-09-30","val":16082000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":20691000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":20691000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-737000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":6065000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":6065000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":6802000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":6802000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-09-30","val":24345000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":24345000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":18280000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-07-01","end":"2011-09-30","val":18280000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":26157000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":26157000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":26157000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-2482000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":-2482000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":6797000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":6797000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":9279000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":9279000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":14192000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":14192000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":7395000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":7395000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":11821000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":11821000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":11821000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-5473000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":-5473000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-28493000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":-28493000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":-23020000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":-23020000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-27879000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":-27879000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":614000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":614000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-31896000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":-31896000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":-31896000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":10284000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":18632000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":8348000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":16070000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-06-28","end":"2014-09-30","val":-2562000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3"}]}},"OtherComprehensiveIncomeLossTaxPortionAttributableToParent1":{"label":"Other Comprehensive Income (Loss), Tax, Portion Attributable to Parent","description":"Amount of tax expense (benefit) allocated to other comprehensive income (loss) attributable to parent entity.","units":{"USD":[{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":0,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2016"}]}},"OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeBeforeTax":{"label":"Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, before Tax (Deprecated 2012-01-31)","description":"Pre tax reclassification adjustment for gains or losses realized upon the sale of securities.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-23338000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-3524000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-04-01","end":"2010-06-30","val":-4637000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":-5952000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-07-01","end":"2010-09-30","val":-2428000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":-5353000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":2013000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":1908000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-04-01","end":"2011-06-30","val":-105000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":2772000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-07-01","end":"2011-09-30","val":864000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":4121000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":1631000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1"}]}},"OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax":{"label":"Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax","description":"Amount before tax of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).","units":{"USD":[{"start":"2013-01-01","end":"2013-09-30","val":1008000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":1008000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":1008000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":1008000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":1756000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":1756000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":1756000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-1525000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":-1525000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":-1525000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-4437000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":-4437000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":-4437000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":-2912000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":-2912000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-04-01","end":"2014-06-30","val":-2912000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-2176000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":-2176000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":-2176000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":2261000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":2261000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-07-01","end":"2014-09-30","val":2261000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":-278000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":-278000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":-278000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":1088000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":1088000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":726000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":726000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":-362000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":-362000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":5231000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":5231000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":4505000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":4505000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":1807000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":1807000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":1807000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":-1150000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":-1150000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":140000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":140000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":1290000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":1290000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":-2961000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":-2961000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":-3101000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":-3101000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":-6288000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":-6288000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":161000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":161000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":2691000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":2691000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":2530000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":2530000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":888000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":888000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":-1803000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":-1803000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":-806000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":1792000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":-1116000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":-2908000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":-1050000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":66000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax":{"label":"OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment and Tax","description":"Amount, before tax and adjustment, of unrealized holding gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Excludes unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":113729000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":65637000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-04-01","end":"2010-06-30","val":39127000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":125072000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-07-01","end":"2010-09-30","val":59435000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":76723000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":76723000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-2336000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":20528000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":20528000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":22864000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":22864000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-09-30","val":78692000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":78692000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":58164000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-07-01","end":"2011-09-30","val":58164000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":89291000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":89291000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":89291000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":417000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":417000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":38095000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":38095000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":37678000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":37678000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":80612000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":80612000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":42517000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":42517000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":78034000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":78034000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":78034000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-15265000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":-15265000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-95339000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":-95339000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":-80074000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":-80074000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-100509000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":-100509000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":-5170000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":-5170000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-99872000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":-99872000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":-101760000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":37550000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":37550000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":35940000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":68363000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":68363000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":65769000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":30813000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":30813000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-04-01","end":"2014-06-30","val":29829000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":55911000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":55911000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":49871000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":-12452000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":-12452000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-07-01","end":"2014-09-30","val":-15898000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":78209000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":72391000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":72391000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":25571000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":25571000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-44446000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":-42682000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":-70017000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":-68253000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":-40997000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":-39233000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":3449000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":3449000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":-69336000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":-67572000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":-67572000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":45202000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":45202000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":89409000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":89409000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":40686000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":40686000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":88613000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":88613000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":-796000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":-796000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":8993000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":8993000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":5996000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":5996000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":24447000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":24447000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":18451000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":18451000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":26039000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":26039000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":1592000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":1592000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":29511000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":-44193000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":-57810000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":-13617000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":-66678000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":-8868000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"OtherExpenseOfInsuranceEntities":{"label":"Other Expense of Insurance Entities (Deprecated 2013-01-31)","description":"The sum of other expenses reflected on the income statement of the insurance company.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":75713000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":32361000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-04-01","end":"2010-06-30","val":14528000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":42161000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-07-01","end":"2010-09-30","val":9800000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":53940000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":53940000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-03-31","val":15721000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":29165000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-01-01","end":"2011-06-30","val":29165000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-03-31","end":"2011-06-30","val":13444000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":13444000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-09-30","val":41427000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-09-30","val":41427000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-07-01","end":"2011-09-30","val":12262000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":12262000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-12-31","val":49176000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":49176000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2012-01-01","end":"2012-03-31","val":12453000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":12453000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-06-30","val":25152000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":12699000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":37526000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":12374000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":49636000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":12093000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1"}]}},"OtherExpenses":{"label":"Other Expenses","description":"Amount of expense classified as other.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":49176000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-06-30","val":25152000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":12699000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":37526000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":12374000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":49636000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":49636000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":12093000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":26548000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":26548000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":14455000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":14455000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":38242000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":38242000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":11694000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":11694000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":50786000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":50786000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":11028000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":11028000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":11028000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":23149000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":23149000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":23149000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":12121000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":12121000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-04-01","end":"2014-06-30","val":12121000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":34433000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":34433000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":34433000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":11284000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":11284000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-07-01","end":"2014-09-30","val":11284000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":45121000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":11257000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":22896000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":11639000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":34391000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":11495000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3"}]}},"OtherInvestments":{"label":"Other Investments","description":"Amount of investments classified as other.","units":{"USD":[{"end":"2013-12-31","val":5044000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":5044000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":5021000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":30214000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":29820000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":29820000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":64518000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":64518000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":64518000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q4I"},{"end":"2015-03-31","val":65395000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":65824000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"}]}},"OtherLiabilities":{"label":"Other Liabilities","description":"Amount of liabilities classified as other.","units":{"USD":[{"end":"2010-12-31","val":5177000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":5783000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":9163000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2011-06-30","val":5623000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":6271000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":7382000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":7382000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":7382000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":7382000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":7382000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-03-31","val":4291000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":6395000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":6813000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":5217000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":5217000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":5217000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":5217000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":5217000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":1865000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":3579000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":3551000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":2754000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":2754000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":2754000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":2754000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":2754000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":3040000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":3040000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":7257000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":7257000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":5825000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":5825000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":4260000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":4260000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":4260000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":4260000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":4260000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":3897000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":13226000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":4733000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":5086000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":5086000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":5086000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":5086000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":5086000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":7896000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":4552000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":8259000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":12461000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":12461000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":12461000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":12461000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":12461000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":11174000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":9351000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":7230000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":18097000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":18097000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":18097000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":18097000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":10690000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":12114000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":14327000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"OtherPolicyholderFunds":{"label":"Other Policyholder Funds","description":"Amount due to policyholders for funds held that are returnable under the terms of insurance contracts, classified as other.","units":{"USD":[{"end":"2010-12-31","val":3380000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":3380000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2010Q4I"},{"end":"2011-06-30","val":5342000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":3841000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2012-12-31","val":1383757000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-12-31","val":1291737000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":1291737000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":1291737000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":1257003000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1I"},{"end":"2014-06-30","val":1249958000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"}]}},"OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsAdditionalCreditLosses":{"label":"Other than Temporary Impairment, Credit Losses Recognized in Earnings, Additions, Additional Credit Losses","description":"This item represents an increase to the cumulative amount of credit losses recognized in earnings for an other than temporary impairment (OTTI) of a debt security held for which a previous OTTI was recognized and the investor does not intend to sell the debt security and it is not more likely than not that the investor will be required to sell the debt security before recovery of its amortized cost basis.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":1004000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-01-01","end":"2011-12-31","val":1004000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-12-31","val":1004000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011"},{"start":"2012-01-01","end":"2012-06-30","val":251000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-09-30","val":251000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":294000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":294000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2012-01-01","end":"2012-12-31","val":294000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-01-01","end":"2012-12-31","val":294000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":294000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":51000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":51000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":127000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-12-31","val":436000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":436000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2013-01-01","end":"2013-12-31","val":436000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-12-31","val":436000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":436000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":100000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":104000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":100000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":104000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-12-31","val":104000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":104000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-12-31","val":104000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":104000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-06-30","val":102000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-09-30","val":109000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-12-31","val":109000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":109000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2015-01-01","end":"2015-12-31","val":109000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-12-31","val":109000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-01-01","end":"2015-12-31","val":109000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":121000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":121000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-09-30","val":121000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":121000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":121000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2016-01-01","end":"2016-12-31","val":121000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-01-01","end":"2016-12-31","val":121000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":121000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"}]}},"OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsNoPreviousImpairment":{"label":"Other than Temporary Impairment, Credit Losses Recognized in Earnings, Additions, No Previous Impairment","description":"This item represents an increase to the cumulative amount of credit losses recognized in earnings for an other than temporary impairment (OTTI) of a debt security held for which no such other than temporary impairment (OTTI) was previously recognized.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":27000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-01-01","end":"2011-12-31","val":27000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-12-31","val":27000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011"},{"start":"2015-01-01","end":"2015-06-30","val":1764000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-09-30","val":1764000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-12-31","val":1764000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":1764000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":3548000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1"}]}},"OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld":{"label":"Other than Temporary Impairment, Credit Losses Recognized in Earnings, Credit Losses on Debt Securities Held","description":"The cumulative amount of credit losses recognized in earnings related to debt securities held for which a portion of an other than temporary impairment (OTTI) was recognized in other comprehensive income (a component of shareholders' equity).","units":{"USD":[{"end":"2010-12-31","val":2014000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2010-12-31","val":2014000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2010-12-31","val":2014000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010Q4I"},{"end":"2011-12-31","val":2229000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":2229000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":2229000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2011-12-31","val":2229000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2011-12-31","val":2229000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2011-12-31","val":2229000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2011-12-31","val":2229000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011Q4I"},{"end":"2012-06-30","val":1985000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":1645000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":1420000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":1420000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":1420000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":1420000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":1420000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2012-12-31","val":1420000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2012-12-31","val":1420000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2012-12-31","val":1420000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2012-12-31","val":1420000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012Q4I"},{"end":"2013-03-31","val":1190000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":871000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":653000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":714000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":714000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":714000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":714000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":714000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2013-12-31","val":714000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2013-12-31","val":714000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2013-12-31","val":714000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2013-12-31","val":714000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":597000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":-185000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":304000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":-44000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":-185000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":-185000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":-185000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":-185000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":-185000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":-445000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":1198000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":969000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":829000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2015Q4I"}]}},"OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsPeriodIncreaseDecrease":{"label":"Other than Temporary Impairment, Credit Losses Recognized in Earnings, Period Increase (Decrease)","description":"Amount of increase (decrease) in the cumulative amount of credit losses recognized in earnings related to debt securities held for which a portion of an other than temporary impairment (OTTI) was recognized in other comprehensive income (loss).","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":-816000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-01-01","end":"2011-12-31","val":-816000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-12-31","val":-816000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011"},{"start":"2012-01-01","end":"2012-06-30","val":-495000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-09-30","val":-835000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":-1103000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":-1103000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2012-01-01","end":"2012-12-31","val":-1103000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-01-01","end":"2012-12-31","val":-1103000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":-1103000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-281000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-600000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":-894000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-12-31","val":-1142000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":-1142000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2013-01-01","end":"2013-12-31","val":-1142000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-12-31","val":-1142000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":-1142000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-217000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":-1003000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-510000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":-862000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-12-31","val":-1003000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":-1003000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-12-31","val":-1003000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":-1003000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-260000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-483000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-09-30","val":-719000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-12-31","val":-859000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":-859000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2015-01-01","end":"2015-12-31","val":-859000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-12-31","val":-859000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-01-01","end":"2015-12-31","val":-859000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":-345000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":-502000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-09-30","val":-988000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":-1226000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2016"}]}},"OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities":{"label":"Other than Temporary Impairment Losses, Investments, Available-for-sale Securities","description":"The amount by which the fair value of an investment in debt and equity securities categorized as Available-for-sale is less than the amortized cost basis or carrying amount of that investment at the balance sheet date and the decline in fair value is deemed to be other than temporary, before considering whether or not such amount is recognized in earnings or other comprehensive income.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":14719000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":3310000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-04-01","end":"2010-06-30","val":3310000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":5469000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-07-01","end":"2010-09-30","val":2159000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":5469000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":5469000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":1788000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":1788000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":1788000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":1788000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-09-30","val":3601000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":3601000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":1813000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-07-01","end":"2011-09-30","val":1813000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":3743000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":3743000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":3743000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":66000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":66000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":66000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-09-30","val":307000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":307000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":307000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":307000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":387000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":387000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":387000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2015-01-01","end":"2015-06-30","val":1764000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":1764000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":1764000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-01-01","end":"2015-12-31","val":1764000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":1764000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":3548000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":4563000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":4563000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":1015000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":1015000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":4563000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":4563000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":4563000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":4563000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"}]}},"OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxIncludingPortionAttributableToNoncontrollingInterestAvailableforsaleSecurities":{"label":"Other-than-temporary Impairment Loss, Debt Securities, Available-for-sale, Portion in Other Comprehensive Loss, before Tax, Including Portion Attributable to Noncontrolling Interest","description":"Amount, before tax, of other-than-temporary impairment (OTTI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), recognized in other comprehensive income (OCI).","units":{"USD":[{"start":"2011-01-01","end":"2011-06-30","val":-1759000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":-1759000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":3572000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":1813000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":0,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":0,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":0,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":0,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2016-01-01","end":"2016-03-31","val":0,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":0,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":0,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":0,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":0,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":0,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":0,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":0,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":0,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":0,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2017-01-01","end":"2017-03-31","val":0,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":0,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":0,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":0,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":0,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3"}]}},"OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxIncludingPortionAttributableToNoncontrollingInterestHeldtomaturitySecurities":{"label":"Other-than-temporary Impairment Loss, Debt Securities, Held-to-maturity, Recognized in Other Comprehensive Loss, before Tax, Including Portion Attributable to Noncontrolling Interest","description":"Amount, before tax, of other-than-temporary impairment (OTTI) on investment in debt security measured at amortized cost (held-to-maturity), recognized in other comprehensive income (OCI).","units":{"USD":[{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2"}]}},"OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent":{"label":"Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, before Tax, Portion Attributable to Parent","description":"Amount before tax of other than temporary impairment loss (OTTI) on investments in available-for-sale and held-to-maturity debt securities, recognized in other comprehensive loss and attributable to parent entity.","units":{"USD":[{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"}]}},"OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParentAvailableforsaleSecurities":{"label":"Other than Temporary Impairment Loss, Investments, Portion in Other Comprehensive Loss, before Tax, Portion Attributable to Parent, Available-for-sale Securities","description":"Amount before tax of other than temporary impairment (OTTI) on investment in available-for-sale debt security, recognized in other comprehensive loss, attributable to parent entity.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":-3572000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"}]}},"OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet":{"label":"Other than Temporary Impairment Losses, Investments, Portion Recognized in Earnings, Net","description":"The amount of other than temporary impairment (OTTI) losses on equity securities, OTTI related to credit losses on debt securities, and OTTI losses on debt securities when the entity intends to sell the securities or it is more likely than not that the entity will be required to sell the securities before recovery of its amortized cost basis. Additionally, this item includes OTTI losses recognized during the period on investments accounted for under the cost method of accounting.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":9860000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":1284000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-04-01","end":"2010-06-30","val":861000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":1557000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-07-01","end":"2010-09-30","val":273000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":1557000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":1557000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":72000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":903000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":903000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":831000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":831000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-09-30","val":982000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":982000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":79000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-07-01","end":"2011-09-30","val":79000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":1175000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":1175000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":1175000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":59000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":59000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":216000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":216000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":157000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":157000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":216000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":216000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":325000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":325000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":325000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":51000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":51000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":51000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":51000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":0,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":434000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":434000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":383000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":383000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":708000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":708000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":708000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":100000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":100000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":100000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":100000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":100000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":100000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":104000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":104000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":104000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":4000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":4000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-07-01","end":"2014-09-30","val":4000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":104000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":104000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":104000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":1866000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":1866000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":1866000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":1866000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":1873000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":1873000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":7000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":7000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":1873000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":1873000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":1873000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":3669000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":3669000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":4684000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":4684000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":1015000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":1015000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":4684000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":4684000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":4684000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":4684000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":0,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":0,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":0,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":0,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":0,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":0,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q3"},{"start":"2018-01-01","end":"2018-03-31","val":0,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":0,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":0,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":0,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":0,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"OtherThanTemporaryImpairmentLossesInvestmentsReclassificationAdjustmentOfNoncreditPortionFromHeldtomaturityToAvailableforsaleSecuritiesBeforeTax":{"label":"Other than Temporary Impairment Losses, Investments, Reclassification Adjustment of Noncredit Portion from Held-to-maturity to Available-for-sale Securities, before Tax","description":"Amount before tax of other than temporary impairment (OTTI) related to factors other than credit loss transferred from held-to-maturity to available-for-sale securities.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":259000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-09-30","val":127000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":76000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":321000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":321000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":100000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":100000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":100000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":100000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":104000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":104000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-06-28","end":"2014-09-30","val":4000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":4000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":104000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":104000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":104000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-06-30","val":1866000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":102000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":1866000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":102000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":109000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":7000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":1873000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":109000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":109000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":3669000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":121000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":121000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":121000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-01-01","end":"2016-09-30","val":121000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":121000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":121000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":121000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"}]}},"OtherThanTemporaryImpairmentLossesInvestmentsReclassificationAdjustmentOfNoncreditPortionIncludedInNetIncomeAvailabeforsaleSecuritiesBeforeTax":{"label":"Other than Temporary Impairment Losses, Investments, Reclassification Adjustment of Noncredit Portion Included in Net Income, Availabe-for-sale Securities, before Tax","description":"Amount before tax of reclassification adjustment for other than temporary impairment (OTTI) related to factors other than credit loss on a previously impaired investment in available-for-sale debt security.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":1004000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-09-30","val":251000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":294000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":294000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":51000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":51000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":127000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":127000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":76000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":76000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":356000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":356000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":356000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":100000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":100000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":100000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":100000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":100000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":100000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":104000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":104000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":-104000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":4000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":4000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-07-01","end":"2014-09-30","val":-4000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":104000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":104000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":104000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-06-30","val":1866000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":102000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":1866000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":102000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":-1873000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":109000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":-7000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":7000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":1873000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":109000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":109000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":3669000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":3669000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":121000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":121000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-01-01","end":"2016-09-30","val":121000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":121000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":121000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":121000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"}]}},"PaymentsForDerivativeInstrumentInvestingActivities":{"label":"Payments for Derivative Instrument, Investing Activities","description":"The cash outflow for derivative instruments during the period, which are classified as investing activities, excluding those designated as hedging instruments.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":2608000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":2608000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":3711000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":5311000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-01-01","end":"2012-09-30","val":5798000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":7808000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":7808000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":7808000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":1935000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":1935000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":3295000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":3295000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":40186000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":40186000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":303826000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":303826000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":303826000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":48125000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":48125000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":48125000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":63417000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":63417000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":63417000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":97528000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":97528000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":97528000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":119059000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":119059000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":119059000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":24946000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":24946000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":82632000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":82632000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-09-30","val":112364000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":112364000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-01-01","end":"2015-12-31","val":135918000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":135918000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":135918000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":34911000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":34911000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":34410000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":34410000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-01-01","end":"2016-09-30","val":59300000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":59300000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":110962000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":110962000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":44904000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":44904000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":79808000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":79808000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":91553000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":91553000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":123848000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":21654000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":57534000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-01-01","end":"2018-09-30","val":85560000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}},"PaymentsForProceedsFromDerivativeInstrumentInvestingActivities":{"label":"Payments for (Proceeds from) Derivative Instrument, Investing Activities","description":"The net cash outflow or inflow from derivative instruments during the period, which are classified as investing activities, excluding those designated as hedging instruments.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":-353000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":-1270000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":-1270000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-01-01","end":"2011-12-31","val":-988000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2011"},{"start":"2012-01-01","end":"2012-06-30","val":977000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-12-31","val":30225000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-09-30","val":7910000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":-8052000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":-8052000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":1363000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":1363000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":4784000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":4784000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":5760000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":5760000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":5760000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":7819000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":7819000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":7819000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":1316000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":1316000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":1359000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":1359000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-09-30","val":-1658000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":-1658000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-01-01","end":"2015-12-31","val":3030000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":3030000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":3030000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":-2549000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":-2549000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":-4532000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":-4532000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-01-01","end":"2016-09-30","val":-2978000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":-2978000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":5989000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":5989000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":469000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":469000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":-1025000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":-1025000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":-525000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":-525000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":-1153000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":4052000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":1308000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-01-01","end":"2018-09-30","val":1122000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}},"PaymentsForProceedsFromOtherInvestingActivities":{"label":"Payments for (Proceeds from) Other Investing Activities","description":"Amount of cash (inflow) outflow from investing activities classified as other.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-1957000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":1210000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-01-01","end":"2010-09-30","val":1274000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-01-01","end":"2010-12-31","val":-873000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":-873000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":908000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":1195000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":1195000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-01-01","end":"2011-09-30","val":2062000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":2062000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-12-31","val":218000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":218000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":218000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":5000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":5000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":444000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":444000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-01-01","end":"2012-09-30","val":-330000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":-330000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":-115000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":-115000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":-115000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-92000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":-92000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-431000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":-431000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":-647000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":-647000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":-153000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":-153000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":-153000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-23000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":-23000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":-23000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":170000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":170000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":170000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":584000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":584000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":584000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":436000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":436000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":436000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":1128000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":1128000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":1557000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":1557000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-09-30","val":-715000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":-715000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-01-01","end":"2015-12-31","val":-778000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":-778000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":-778000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":-2541000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":-2541000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":-2628000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":-2628000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"}]}},"PaymentsOfDividends":{"label":"Payments of Dividends","description":"Cash outflow in the form of capital distributions and dividends to common shareholders, preferred shareholders and noncontrolling interests.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":100000000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":100000000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":100000000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-03-31","val":0,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":0,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":75000000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":75000000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-01-01","end":"2016-09-30","val":75000000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":75000000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":75000000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":75000000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":0,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":0,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":0,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":140000000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-06-30","val":200000000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-01-01","end":"2018-09-30","val":200000000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}},"PaymentsToAcquireAvailableForSaleSecurities":{"label":"Payments to Acquire Available-for-sale Securities","description":"The cash outflow to acquire debt and equity securities not classified as either held-to-maturity securities or trading securities which would be classified as available-for-sale securities and reported at fair value, with unrealized gains and losses excluded from earnings and reported in a separate component of shareholders' equity.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":363846000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":670850000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-01-01","end":"2010-09-30","val":755546000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-01-01","end":"2010-12-31","val":861126000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":861126000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":156466000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":177746000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":177746000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-01-01","end":"2011-09-30","val":374776000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":374776000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-12-31","val":428704000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":428704000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":428704000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":184406000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":184406000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":261946000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":261946000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-01-01","end":"2012-09-30","val":458895000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":458895000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":520809000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":520809000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":520809000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":48894000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":48894000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":232974000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":232974000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":731970000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":731970000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":917337000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":917337000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":917337000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":55745000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":55745000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":55745000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":223544000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":223544000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":223544000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":344445000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":344445000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":344445000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":476897000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":476897000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":476897000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":172780000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":172780000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":257896000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":257896000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-09-30","val":371497000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":371497000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-01-01","end":"2015-12-31","val":475044000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":475044000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":475044000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":88960000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":88960000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":297825000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":297825000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-01-01","end":"2016-09-30","val":437145000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":437145000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":593984000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":593984000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":74313000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":74313000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":126246000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":126246000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":356979000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":356979000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":445747000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":11287000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":80922000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-01-01","end":"2018-09-30","val":159433000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}},"PaymentsToAcquireLimitedPartnershipInterests":{"label":"Payments to Acquire Limited Partnership Interests","description":"Cash outflow related to the acquisition or continued holding of limited partnership interests held for investment purposes.","units":{"USD":[{"start":"2014-01-01","end":"2014-06-30","val":25000000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":25000000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":25000000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":25000000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":25000000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":25000000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":60000000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":60000000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":60000000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2016-01-01","end":"2016-03-31","val":10500000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":10500000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":11145000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":11145000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-01-01","end":"2016-09-30","val":11372000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":11372000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":11562000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":11562000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":870000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":870000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":66025000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":66025000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":66065000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":66065000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":3673000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"}]}},"PaymentsToFundPolicyLoans":{"label":"Payments to Fund Policy Loans","description":"The initial funding or additional funding of loans receivable to policy holders principally secured by the benefits under the policy.","units":{"USD":[{"start":"2015-01-01","end":"2015-12-31","val":55796000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":49386000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":8974000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":19734000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":32319000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":46591000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":10841000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":20957000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-01-01","end":"2018-09-30","val":32009000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}},"PolicyChargesInsurance":{"label":"Policy Charges, Insurance (Deprecated 2013-01-31)","description":"An amount that an insurer adds to a policy's premium, or deducts from a policy's cash value or contract holder's account, as compensation for services rendered; may include fees.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":203926000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":104187000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-04-01","end":"2010-06-30","val":51495000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":154339000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-07-01","end":"2010-09-30","val":50152000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":204618000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":204618000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-03-31","val":51682000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":103456000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-01-01","end":"2011-06-30","val":103456000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-03-31","end":"2011-06-30","val":51774000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":51774000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-09-30","val":152709000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-09-30","val":152709000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-07-01","end":"2011-09-30","val":49253000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":49253000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-12-31","val":202216000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":202216000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2012-01-01","end":"2012-03-31","val":48170000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":48170000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-06-30","val":94288000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":46118000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":140774000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":46486000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":187707000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":45998000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1"}]}},"PolicyholderBenefitsAndClaimsIncurredNet":{"label":"Policyholder Benefits and Claims Incurred, Net","description":"Amount, after effects of policies assumed or ceded, of expense related to the provision for policy benefits and costs incurred.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":51104000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":109421000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-04-01","end":"2010-06-30","val":92221000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":58941000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-07-01","end":"2010-09-30","val":-50480000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":30630000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":30630000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":6309000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":34249000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":34249000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":27940000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":27940000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-09-30","val":219378000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":219378000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":185129000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-07-01","end":"2011-09-30","val":185129000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":181292000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":181292000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":183935000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-49944000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":-49944000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":10060000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":10060000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":60004000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":60004000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":656000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":656000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":-9404000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":-9404000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":17618000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":24533000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":19000000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-15478000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":-12327000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":10294000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":14835000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":25772000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":27162000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":51358000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":55899000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":41064000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":41064000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":43131000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":46872000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":46872000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":20571000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":20471000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":20471000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":27313000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":27213000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":27213000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":6742000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":6742000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-04-01","end":"2014-06-30","val":6742000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":57906000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":54106000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":54106000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":30593000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":26893000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-07-01","end":"2014-09-30","val":26893000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":77877000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":77877000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":77877000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":13305000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":13305000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":37831000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":37831000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":24526000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":24526000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":109221000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":109221000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":71390000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":71390000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":105246000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":105246000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":43054000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":64913000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":21859000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":59146000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":-5767000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":65067000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2016"}]}},"PolicyholderFunds":{"label":"Policyholder Account Balance","description":"Amount due to policyholder. Includes, but is not limited to, unpaid policy dividend, retrospective refund, and undistributed earnings on participating business. Excludes future policy benefit and claim expense.","units":{"USD":[{"end":"2013-12-31","val":1291737000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":1269255000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":1249226000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":1236769000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":1234752000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":1217317000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":1207763000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":1207763000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":1207763000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":1207763000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":1207763000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":1190436000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":1178450000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":1168109000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":1154871000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":1154871000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":1154871000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":1154871000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":1154871000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":1139841000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":1118444000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":1107905000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":1096695000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":1096695000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":1096695000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":1096695000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":1096695000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":1079290000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":1069873000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":1056042000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":1041903000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":1041903000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":1041903000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":1041903000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":1024432000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":1017043000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":1006666000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"PremiumsNetLifeInsuranceInForce":{"label":"Premiums, Net, Life Insurance in Force (Deprecated 2014-01-31)","description":"Amount, after premiums ceded to other entities and premiums assumed by the entity, of life insurance in force premiums.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":4583007000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2013"}]}},"PriorPeriodReclassificationAdjustment":{"label":"Prior Period Reclassification Adjustment","description":"The amount of a reclassification adjustment made to prior period financial statement amounts.","units":{"USD":[{"start":"2018-01-01","end":"2018-06-30","val":4500000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":4500000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":4500000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}},"ProceedsFromCollectionOfPolicyLoans":{"label":"Proceeds from Collection of Policy Loans","description":"The cash inflow associated with the collection of policy loans receivable.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":46521000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":19455000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-01-01","end":"2010-09-30","val":31778000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-01-01","end":"2010-12-31","val":39723000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":39723000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":13457000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":21433000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":21433000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-01-01","end":"2011-09-30","val":24176000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":24176000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-12-31","val":35036000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":35036000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":35036000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":10540000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":10540000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":17219000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":17219000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-01-01","end":"2012-09-30","val":25790000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":25790000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":40165000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":40165000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":40165000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":10584000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":10584000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":21963000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":21963000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":31404000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":31404000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":42350000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":42350000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":42350000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":7909000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":7909000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":7909000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":17756000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":17756000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":17756000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":27486000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":27486000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":27486000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":29015000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":29015000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":29015000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":9405000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":9405000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":15921000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":15921000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-09-30","val":19467000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":19467000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-01-01","end":"2015-12-31","val":19606000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":19606000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":75402000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":9385000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":9385000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":22116000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":22116000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-01-01","end":"2016-09-30","val":25647000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":25647000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":28632000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":78018000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":5435000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":14409000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":14700000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":34434000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":19146000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":51465000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":71242000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":21741000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":33861000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-01-01","end":"2018-09-30","val":49503000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}},"ProceedsFromContributedCapital":{"label":"Proceeds from Contributed Capital","description":"The cash inflow associated with the amount received by a corporation from a shareholder during the period.","units":{"USD":[{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":5525000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":5525000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":5525000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":99319000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":99319000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":99319000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":132222000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":132222000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":132222000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":179029000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":179029000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2014-01-01","end":"2014-12-31","val":179029000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-12-31","val":179029000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":179029000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":179029000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":10608000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":6842000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-09-30","val":11666000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-12-31","val":68492000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":68492000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":68492000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2018-01-01","end":"2018-03-31","val":15047000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":9627000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-01-01","end":"2018-09-30","val":2727000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}},"ProceedsFromDerivativeInstrumentInvestingActivities":{"label":"Proceeds from Derivative Instrument, Investing Activities","description":"The cash inflow provided by derivative instruments during the period, which are classified as investing activities, excluding those designated as hedging instruments.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":2844000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":2844000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2013-01-01","end":"2013-06-30","val":9594000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":9594000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":36295000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":36295000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":76288000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":76288000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":76288000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":2666000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":2666000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":2666000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":3871000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":3871000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":3871000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":8469000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":8469000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":8469000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":18828000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":18828000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":18828000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":5691000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":5691000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":18547000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":18547000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-09-30","val":48683000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":48683000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-01-01","end":"2015-12-31","val":76494000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":76494000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":76494000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":53953000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":53953000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":21338000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":21338000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-01-01","end":"2016-09-30","val":20177000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":20177000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":28797000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":28797000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":27754000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":27754000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":48623000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":48623000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":50677000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":50677000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":55289000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":3696000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":14223000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-01-01","end":"2018-09-30","val":38215000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}},"ProceedsFromIncomeTaxRefunds":{"label":"Proceeds from Income Tax Refunds","description":"The amount of cash received during the period as refunds for the overpayment of taxes.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":5400000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-09-30","val":3589000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-01-01","end":"2010-12-31","val":3589000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":3589000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-09-30","val":0,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":478000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":478000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":8488000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":8525000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":8525000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":8491000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":8491000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":505000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":505000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":505000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":505000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":505000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":505000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":505000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":505000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":505000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":719000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":9000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"}]}},"ProceedsFromInsurancePremiumsCollected":{"label":"Proceeds from Insurance Premiums Collected","description":"Cash received as payments for insurance premiums during the current period.","units":{"USD":[{"start":"2011-01-01","end":"2011-06-30","val":75000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":75000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":75000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-12-31","val":75000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":75000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":0,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":0,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-06-28","end":"2014-09-30","val":0,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3"}]}},"ProceedsFromInterestReceived":{"label":"Proceeds from Interest Received","description":"Interest received on loans and other debt instruments during the current period.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":65000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":109000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":109000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":1000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":32000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":31000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":64000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":32000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":94000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":94000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":94000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":6000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":6000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":19000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":19000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":29000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":29000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":4000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":4000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":4000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":18000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":18000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":18000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":31000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":31000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":1000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-09-30","val":9000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-12-31","val":18000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":18000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":31000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":31000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":0,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":6000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":6000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":7000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":1000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":2000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-01-01","end":"2018-09-30","val":2000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}},"ProceedsFromLimitedPartnershipInvestments":{"label":"Proceeds from Limited Partnership Investments","description":"Cash inflow received as distributions, returns of capital, or sale proceeds from partnership interests held for investment purposes.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":2660000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":857000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-01-01","end":"2010-09-30","val":1911000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-01-01","end":"2010-12-31","val":3189000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":3189000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":987000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":2289000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":2289000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-01-01","end":"2011-09-30","val":2301000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":2301000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-12-31","val":2877000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":2877000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":2877000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":620000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":620000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":1097000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":1097000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-01-01","end":"2012-09-30","val":1097000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":1097000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":1455000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":1455000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":1455000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":596000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":596000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":797000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":797000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":1099000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":1099000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":1351000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":1351000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":1351000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-09-30","val":808000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":808000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":808000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":962000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":962000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":962000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":252000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":252000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":252000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":252000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-09-30","val":252000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":252000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-01-01","end":"2015-12-31","val":252000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":252000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":252000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":667000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":667000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":2516000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":2516000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-01-01","end":"2016-09-30","val":3788000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":3788000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":4041000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":4041000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":801000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":801000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":67130000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":67130000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":97497000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":97497000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":76478000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":129000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":129000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-01-01","end":"2018-09-30","val":211000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}},"ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities":{"label":"Proceeds from Maturities, Prepayments and Calls of Debt Securities, Available-for-sale","description":"Amount of cash inflow from maturity, prepayment and call of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":173439000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":97614000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-01-01","end":"2010-09-30","val":120603000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-01-01","end":"2010-12-31","val":160270000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":160270000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":32572000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":62822000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":62822000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-01-01","end":"2011-09-30","val":83340000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":83340000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-12-31","val":116349000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":116349000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":116349000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":45463000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":45463000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":106184000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":106184000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-01-01","end":"2012-09-30","val":155551000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":155551000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":193317000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":193317000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":193317000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":89652000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":89652000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":173210000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":173210000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":223539000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":223539000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":285378000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":285378000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":285378000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":73351000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":73351000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":73351000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":116153000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":116153000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":116153000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":213784000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":213784000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":213784000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":273144000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":273144000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":273144000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":109307000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":109307000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":189440000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":189440000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-09-30","val":277976000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":277976000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-01-01","end":"2015-12-31","val":351597000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":351597000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":351597000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":90934000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":90934000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":138364000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":138364000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-01-01","end":"2016-09-30","val":218467000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":218467000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":263745000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":263745000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":44315000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":44315000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":82417000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":82417000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":139435000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":139435000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":176014000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":59920000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":109846000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-01-01","end":"2018-09-30","val":148358000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}},"ProceedsFromRepurchaseOfEquity":{"label":"Proceeds from (Repurchase of) Equity","description":"The net cash inflow or outflow resulting from the entity's share transaction.","units":{"USD":[{"start":"2015-01-01","end":"2015-03-31","val":10608000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":6842000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-09-30","val":11666000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-01-01","end":"2015-12-31","val":68492000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2015-01-01","end":"2015-12-31","val":68492000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-12-31","val":68492000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015"}]}},"ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities":{"label":"Proceeds from Sale and Maturity of Debt Securities, Available-for-sale","description":"Amount of cash inflow from sale, maturity, prepayment and call of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":479248000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":74060000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":14663000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":140087000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":66027000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":178888000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":81173000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":112147000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":112147000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":30974000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":30974000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-09-30","val":239298000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":127151000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":267437000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":6895000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":22302000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":15407000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2"}]}},"ProceedsFromSaleOfAvailableForSaleSecurities":{"label":"Proceeds from Sale of Available-for-sale Securities","description":"The cash inflow associated with the sale of debt and equity securities classified as available-for-sale securities.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":354643000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":302580000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-01-01","end":"2010-09-30","val":416074000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-01-01","end":"2010-12-31","val":483148000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":483148000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":62197000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":76935000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":76935000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-01-01","end":"2011-09-30","val":142961000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":142961000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-12-31","val":181763000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":181763000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":178888000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":81173000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":81173000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":112147000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":112147000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-01-01","end":"2012-09-30","val":239298000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":239298000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":127151000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":267437000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":267437000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":267437000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":6895000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":6895000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":22302000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":22302000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":15407000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":335385000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":335385000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":313083000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":313083000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":756322000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":756322000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":756322000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":30848000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":30848000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":47612000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":47612000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":16764000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":16764000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":56858000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":56858000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":9246000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":9246000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":106257000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":106257000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":106257000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":65521000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":65521000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":92219000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":92215000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":26696000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":26696000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":138614000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":138614000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":46395000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":46395000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":226843000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":226843000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":226843000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":101543000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":101543000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":199431000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":199431000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":97888000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":97888000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":311047000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":311047000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":111616000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":111616000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":494524000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":494524000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":53703000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":53703000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":65967000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":65967000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":12264000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":12264000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":112406000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":112406000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":46439000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":46439000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":211613000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":124733000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":223147000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":98414000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":260716000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":37569000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"ProceedsFromSaleOfTradingSecuritiesHeldforinvestment":{"label":"Proceeds from Sale of Debt and Equity Securities, FV-NI, Held-for-investment","description":"The cash inflow associated with the sale of securities classified as trading securities and held for investment purposes. Excludes proceeds from trading securities purchased and held principally for the purpose of selling them in the near term (thus held for only a short period of time).","units":{"USD":[{"start":"2011-01-01","end":"2011-03-31","val":12443000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":20944000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":20944000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-01-01","end":"2011-09-30","val":20944000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":20944000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-12-31","val":20943000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":20943000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":20943000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-06-30","val":2632000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":2632000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-01-01","end":"2012-09-30","val":2632000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":2632000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":2632000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":2632000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":2632000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"}]}},"ProceedsFromSalesOfAssetsInvestingActivities":{"label":"Proceeds from Sales of Assets, Investing Activities","description":"Aggregate cash proceeds received from a combination of transactions that are classified as investing activities in which assets, which may include one or more investments, are sold to third-party buyers. This element can be used by entities to aggregate proceeds from all asset sales that are classified as investing activities.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":267437000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-06-30","val":22302000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":338313000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":759249000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":759249000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":30848000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":30848000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":47612000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":47612000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":47612000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":58584000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":58584000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":58584000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":108086000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":108086000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":108086000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":65651000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":65651000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":92490000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":92490000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-09-30","val":139047000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":139047000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-01-01","end":"2015-12-31","val":231374000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":231374000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":231374000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":101543000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":101543000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":199431000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":199431000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-01-01","end":"2016-09-30","val":313995000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":313995000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":497472000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":497472000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":53703000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":53703000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":75155000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":75155000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":243669000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":243669000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":342876000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":127743000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":222471000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-01-01","end":"2018-09-30","val":264464000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}},"ProceedsFromShortTermDebt":{"label":"Proceeds from Short-term Debt","description":"The cash inflow from a borrowing having initial term of repayment within one year or the normal operating cycle, if longer.","units":{"USD":[{"start":"2017-01-01","end":"2017-06-30","val":38000000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":38000000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":38000000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":48000000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"}]}},"ProfitLoss":{"label":"Net Income (Loss), Including Portion Attributable to Noncontrolling Interest","description":"The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.","units":{"USD":[{"start":"2017-01-01","end":"2017-06-30","val":48951000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":74887000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-01-01","end":"2018-06-30","val":9828000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-01-01","end":"2018-09-30","val":30277000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}},"RealizedInvestmentGainsLosses":{"label":"Realized Investment Gains (Losses)","description":"Amount of realized gain (loss) on investment.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-58285000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":5874000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-04-01","end":"2010-06-30","val":14737000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":-8845000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-07-01","end":"2010-09-30","val":-14719000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":-24446000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-5765000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-7158000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-04-01","end":"2011-06-30","val":-1393000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":12016000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-07-01","end":"2011-09-30","val":19174000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-11899000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":6672000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-19883000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-09-30","val":5340000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":1833000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":6849000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":6849000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-36000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":253000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":289000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":3989000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":3989000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":3736000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":3736000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-4495000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":-4495000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":-4495000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":458000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":458000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":458000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":1003000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":1003000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":1003000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":545000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":545000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-04-01","end":"2014-06-30","val":545000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":2293000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":2293000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":2293000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":1290000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":1290000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-07-01","end":"2014-09-30","val":1290000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":2628000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":2628000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":2628000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":143000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":143000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-1003000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":-1003000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":-1146000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":-1146000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":1169000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":1169000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":2172000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":2172000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":1690000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":1690000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":1690000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":-134000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":-134000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":-77000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":-77000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":57000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":57000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":1613000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":1613000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":1690000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":1690000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":458000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":458000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":31000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":31000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":2215000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":2215000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":2184000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":2184000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":6926000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":6926000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":4711000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":4711000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":8404000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":11774000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":8886000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":-2888000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":8970000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":84000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax":{"label":"Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax","description":"Amount after tax of reclassification adjustments of other comprehensive income (loss).","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":2601000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-09-30","val":7416000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":7416000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":6764000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":14700000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":14700000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":22791000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":163000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":163000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-564000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":-564000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":-727000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":-727000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-798000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":-798000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":-234000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":-234000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":-739000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":-1146000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":1146000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-233000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":-362000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-1814000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":1048000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":-1581000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":686000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":-1474000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":521000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":340000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":-527000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":-1488000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":-276000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":276000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":-1672000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":-1672000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":-1295000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":1295000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":581000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":-581000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":785000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":-785000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":2080000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":-2080000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":985000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":-985000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":-779000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":779000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":-541000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":541000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":238000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":-238000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":-604000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":604000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":-63000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":63000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":340000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":-12753000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":-10963000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":1790000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":-12010000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":-1047000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"ReclassificationFromAociCurrentPeriodBeforeTaxAttributableToParent":{"label":"Reclassification from AOCI, Current Period, before Tax, Attributable to Parent","description":"Amount before tax of reclassification adjustments of other comprehensive income (loss) attributable to parent.","units":{"USD":[{"start":"2014-01-01","end":"2014-12-31","val":-1146000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":276000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015"},{"start":"2016-01-01","end":"2016-12-31","val":-985000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2016"}]}},"ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent":{"label":"Reclassification from AOCI, Current Period, Net of Tax, Attributable to Parent","description":"Amount after tax of reclassification adjustments of other comprehensive income (loss) attributable to parent.","units":{"USD":[{"start":"2015-01-01","end":"2015-06-30","val":-1048000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":-686000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":-521000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":527000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2016-01-01","end":"2016-06-30","val":1295000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":-581000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":-785000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":-2080000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3"}]}},"ReinsuranceCostsAndRecoveriesNet":{"label":"Policyholder Benefits and Claims Incurred, Assumed and Ceded","description":"Amount of recovery (expense) related to provision for policy benefits and costs incurred for policies assumed and ceded.","units":{"USD":[{"start":"2010-01-01","end":"2010-06-30","val":12678000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-04-01","end":"2010-06-30","val":1598000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":15048000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-07-01","end":"2010-09-30","val":2370000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2010Q3"},{"start":"2011-01-01","end":"2011-06-30","val":8775000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-04-01","end":"2011-06-30","val":2355000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":12627000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-07-01","end":"2011-09-30","val":3852000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3"},{"start":"2012-01-01","end":"2012-12-31","val":12444000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-09-30","val":10239000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":527000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":10562000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":10562000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":3213000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":3213000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":4046000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":4046000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":833000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-04-01","end":"2014-06-30","val":833000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":4192000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":4192000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":4192000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":146000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":146000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-07-01","end":"2014-09-30","val":146000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":4403000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":4403000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":4403000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":576000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":576000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":2032000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":2032000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":1456000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":1456000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":1615000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":1615000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":159000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":159000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":2321000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":2321000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":2321000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":548000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":548000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":1207000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":1207000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":420000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":420000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":3517000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":3517000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":2310000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":2310000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":3773000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":3773000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":415000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":415000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":1173000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":1173000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":758000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":758000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":1385000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":1385000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":212000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":212000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":1667000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":1708000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":2853000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":1145000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":3035000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":182000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"ReinsurancePayable":{"label":"Reinsurance Payable","description":"The carrying amount as of the balance sheet date of the known and estimated amounts owed to insurers under reinsurance treaties or other arrangements.","units":{"USD":[{"end":"2011-06-30","val":51000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2013-12-31","val":249000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":249000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":249000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":249000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":249000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-12-31","val":49000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":49000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":49000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":49000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":49000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-09-30","val":140000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2016-03-31","val":3640000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":211000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":206000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":203000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":203000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":203000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":203000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":203000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":200000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2017-03-31","val":194000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1I"},{"end":"2017-06-30","val":194000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":195000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":194000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":194000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":194000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":194000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":192000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":187000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":184000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"ReinsuranceReceivablesCaseBasis":{"label":"Reinsurance Recoverables, Case Basis","description":"The sum for all reinsurance arrangements of the known and estimated amount recoverable as of the balance sheet date from a given reinsurer for claims paid or incurred by the ceding insurer and associated claims settlement expenses for each reinsurance arrangement (or, the sum of all cases determined individually, probably applying different assumptions to each arrangement).","units":{"USD":[{"end":"2016-09-30","val":2000000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"}]}},"ReinsuranceReceivablesPaidLossesRecoverable":{"label":"Reinsurance Receivables (Deprecated 2016-01-31)","description":"Amount after valuation allowance currently billed or billable under reinsurance contracts.","units":{"USD":[{"end":"2011-12-31","val":383000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":383000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":383000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-12-31","val":0,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-12-31","val":0,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":0,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":0,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":0,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":0,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":0,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1I"},{"end":"2014-06-30","val":0,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":0,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":0,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":0,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":0,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":0,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":0,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":0,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":0,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":0,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":0,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":0,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q4I"},{"end":"2016-03-31","val":0,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"}]}},"ReinsuranceRecoverables":{"label":"Reinsurance Recoverables, Including Reinsurance Premium Paid","description":"Amount, after valuation allowance, recoverable under reinsurance contracts including premium paid under reinsurance contracts. Examples include, but are not limited to, settled and unsettled claims, incurred but not reported losses, loss adjustment expense, premium paid, policy benefits and policy reserves.","units":{"USD":[{"end":"2010-12-31","val":4158000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":4158000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":4158000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2011-09-30","val":705000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":2439000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":2439000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":2439000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":2439000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":2439000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-03-31","val":3908000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":1265000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":1539000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":2186000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":2186000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":2186000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":2186000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":2186000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":5883000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":5141000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":1987000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2014-03-31","val":2862000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":2862000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":3293000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":3293000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":523000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":523000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2015-03-31","val":429000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":928000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-12-31","val":68000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":68000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":68000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":68000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":68000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":533000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":541000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":2000000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":166000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":166000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":166000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":166000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":166000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":330000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2017-03-31","val":239000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1I"},{"end":"2017-06-30","val":80000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":200000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":239000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":239000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":239000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":239000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":1606000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":1172000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":1090000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"ReinsuranceRecoverablesOnPaidLosses":{"label":"Reinsurance Recoverable for Paid Claims and Claims Adjustments","description":"Amount, after valuation allowance, recoverable under reinsurance contracts for losses reported to and paid by the ceding insurer.","units":{"USD":[{"end":"2015-12-31","val":0,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":0,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":0,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-06-30","val":0,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":0,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":0,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":0,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":0,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":0,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-12-31","val":0,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017Q4I"},{"end":"2018-03-31","val":0,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":0,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":0,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"ReinsuranceRetentionPolicyAmountRetained":{"label":"Reinsurance Retention Policy, Amount Retained","description":"Stated amount that is the upper retention limit per entity policy.","units":{"USD":[{"start":"2013-01-01","end":"2013-09-30","val":1000000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-12-31","val":1000000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":1000000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":1000000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":1000000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-12-31","val":1000000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":1000000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":1000000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-09-30","val":1000000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-12-31","val":1000000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":1000000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":1000000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-09-30","val":1000000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":1000000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":1000000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":1000000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":1000000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":1000000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":1000000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":1000000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-01-01","end":"2018-09-30","val":1000000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}},"RelatedPartyTransactionAmountsOfTransaction":{"label":"Related Party Transaction, Amounts of Transaction","description":"Amount of transactions with related party during the financial reporting period.","units":{"USD":[{"end":"2014-12-22","val":50000000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014Q4I"},{"end":"2016-02-25","val":25000000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q1I"},{"start":"2016-01-01","end":"2016-03-31","val":25000000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"end":"2016-06-18","val":25000000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2016-06-18","val":25000000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2016Q2I"},{"start":"2017-01-01","end":"2017-03-31","val":0,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1"}]}},"RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty":{"label":"Related Party Transaction, Expenses from Transactions with Related Party","description":"Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":10040000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":4343000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":2152000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":6391000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":2048000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":8417000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":8417000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":2873000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":5621000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":5621000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":2748000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":2748000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":8438000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":8438000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":2818000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":2818000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":11514000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":11514000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":11514000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":2844000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":2844000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":5470000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":5470000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":2626000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":2626000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":7936000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":7936000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":2466000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":2466000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":10751000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":10751000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":10751000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":2710000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":2710000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":4947000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":4947000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":2237000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":2237000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":7361000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":7361000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":2414000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":2414000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":9690000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":9690000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":9690000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":3325000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":3325000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":14017000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":5505000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":10692000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":2635000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":16043000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":7977000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":2026000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":2472000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":10818000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":10818000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":10818000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":2414000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":2414000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":4788000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":4788000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":2374000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":2374000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":7587000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":7587000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":2799000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":2799000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":10223000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":10223000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":2707000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":2707000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":5507000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":5507000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":2800000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":2800000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":8286000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":7587000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":2779000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":2799000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":11554000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":2763000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":5501000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":2738000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":8510000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":3009000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"RelatedPartyTransactionRate":{"label":"Related Party Transaction, Rate","description":"Identify the stated interest rate per the agreement, for example, leasing and debt arrangements between related parties.","units":{"pure":[{"start":"2010-04-01","end":"2010-04-29","val":0.0021,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-03-01","end":"2011-03-30","val":0.0025,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-01","end":"2011-03-30","val":0.0025,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-03-01","end":"2011-03-30","val":0.0025,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-03-29","end":"2011-03-30","val":0.0025,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-05-20","end":"2013-05-21","val":0.001,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-05-21","val":0.001,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-05-21","val":0.001,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-05-21","val":0.001,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2013-05-21","val":0.001,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013Q2I"},{"start":"2013-04-30","end":"2013-05-31","val":0.001,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-04-30","end":"2013-05-31","val":0.001,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2014-06-27","val":0.0011,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-27","val":0.0011,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-06-27","val":0.0011,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-06-27","val":0.0011,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-06-27","val":0.0011,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-06-27","val":0.0011,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q2I"},{"end":"2014-12-22","val":0.0011,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014Q4I"},{"end":"2015-06-19","val":0.0013,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2015-06-19","val":0.0013,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2015-06-19","val":0.0013,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2015Q2I"},{"end":"2016-02-25","val":0.0036,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2016-02-25","val":0.0036,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q1I"},{"start":"2016-01-01","end":"2016-03-31","val":0.0036,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"end":"2016-06-18","val":0.0013,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2016-06-18","val":0.0013,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2016Q2I"}]}},"RepaymentsOfShortTermDebt":{"label":"Repayments of Short-term Debt","description":"The cash outflow for a borrowing having initial term of repayment within one year or the normal operating cycle, if longer.","units":{"USD":[{"start":"2017-01-01","end":"2017-09-30","val":38000000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":38000000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":38000000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-06-30","val":10000000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-01-01","end":"2018-09-30","val":10000000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}},"RetainedEarningsAccumulatedDeficit":{"label":"Retained Earnings (Accumulated Deficit)","description":"The cumulative amount of the reporting entity's undistributed earnings or deficit.","units":{"USD":[{"end":"2010-12-31","val":-200121000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":-200121000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":-200121000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2011-06-30","val":-155597000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":-244869000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":-181462000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":-181462000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":-181462000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":-181462000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":-181462000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-03-31","val":-44463000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":-43956000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":-20728000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":-15586000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":-15586000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":-15586000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":-15586000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":-15586000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":-49619000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":-82560000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":-96933000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":-270038000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":-270038000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":-270038000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":-270038000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":-228938000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":-268756000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":-213527000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":-270138000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":-210395000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":-298936000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":-183704000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":-295405000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":-295405000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":-295405000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":-295405000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":-295405000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":-284752000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":-289707000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":-286381000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":-281747000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":-281747000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":-281747000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":-281747000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":-281747000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":-288351000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":-357650000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":-354641000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":-377274000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":-377274000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":-377274000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":-377274000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":-377274000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":-352458000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":-328323000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":-302387000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":-417869000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":-417869000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":-417869000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":-417869000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":-602881000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":-605018000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":-584569000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"Revenues":{"label":"Revenues","description":"Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":268578000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":174433000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-04-01","end":"2010-06-30","val":99357000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":242557000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-07-01","end":"2010-09-30","val":68124000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":307819000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":307819000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":78502000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":158972000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":158972000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":80470000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":80470000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-09-30","val":265716000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":265716000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":106744000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-07-01","end":"2011-09-30","val":106744000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":317836000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":317836000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":317836000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":56195000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":56195000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":138281000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":138281000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":82086000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":82086000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":202893000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":202893000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":64612000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-07-01","end":"2012-09-30","val":64612000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":271437000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":271437000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":271437000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-23777000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":-23777000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":22496000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":22496000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":46273000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-04-01","end":"2013-06-30","val":46273000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":64314000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":64314000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-07-01","end":"2013-09-30","val":41818000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-07-01","end":"2013-09-30","val":41818000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":42334000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":42334000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":33775000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":61689000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":61689000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":61689000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":100334000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":100334000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":97184000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":38645000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-04-01","end":"2014-06-30","val":38645000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-04-01","end":"2014-06-30","val":37097000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":184273000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":184273000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":180005000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-06-28","end":"2014-09-30","val":83939000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-07-01","end":"2014-09-30","val":83939000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-07-01","end":"2014-09-30","val":82821000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":226710000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":221326000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":221326000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":52609000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":51464000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":108188000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":108188000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-04-01","end":"2015-06-30","val":56724000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-04-01","end":"2015-06-30","val":56724000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":213928000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":213928000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-07-01","end":"2015-09-30","val":105740000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-07-01","end":"2015-09-30","val":105740000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":243163000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":243163000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":243163000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":66728000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":66728000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":125594000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":125594000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-04-01","end":"2016-06-30","val":58866000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-04-01","end":"2016-06-30","val":58866000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2016Q2"},{"start":"2016-01-01","end":"2016-09-30","val":160617000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":160617000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":35023000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-07-01","end":"2016-09-30","val":35023000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2016Q3"},{"start":"2016-01-01","end":"2016-12-31","val":172815000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":172815000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":41223000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":41223000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":100653000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":100653000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":59430000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-04-01","end":"2017-06-30","val":59430000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":161006000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":161006000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":60353000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-07-01","end":"2017-09-30","val":60353000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":216840000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":62112000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":102296000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":40184000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":145554000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":43258000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"SecuritiesForReverseRepurchaseAgreements":{"label":"Securities for Reverse Repurchase Agreements","description":"The carrying value of securities purchased to be resold in reverse repurchase transactions as of the balance sheet date.","units":{"USD":[{"end":"2016-12-31","val":46401000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":46401000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":46401000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":46401000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":19905000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":20043000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":66812000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":36337000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":36337000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":36337000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":36337000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":35454000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":9959000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":10139000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"SecuritiesLoaned":{"label":"Securities Loaned","description":"Amount, after the effects of master netting arrangements, of securities loaned to entities in exchange for collateral. Includes liabilities not subject to a master netting arrangement and not elected to be offset.","units":{"USD":[{"end":"2010-12-31","val":160363000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":160363000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":160363000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2011-06-30","val":233609000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":271548000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":243982000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":243982000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":243982000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":243982000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":243982000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-03-31","val":265106000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":283508000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":276202000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":242650000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":242650000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":242650000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":242650000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":242650000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":172376000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":341870000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":356095000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":260506000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":260506000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":260506000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":260506000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":260506000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":268609000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":268609000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":253030000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":253030000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":274886000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":274886000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":265880000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":265880000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":265880000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":265880000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":265880000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":301807000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":268050000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":248993000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":194537000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":194537000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":194537000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":194537000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":194537000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":194881000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":297136000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":326606000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":245702000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2016Q4I"}]}},"SecuritiesSoldUnderAgreementsToRepurchase":{"label":"Securities Sold under Agreements to Repurchase","description":"Amount, after the effects of master netting arrangements, of funds outstanding borrowed in the form of a security repurchase agreement between the entity and another party for the sale and repurchase of identical or substantially the same securities at a date certain for a specified price. Includes liabilities not subject to a master netting arrangement and not elected to be offset.","units":{"USD":[{"end":"2015-06-30","val":29920000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":30434000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":0,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2015Q4I"},{"end":"2016-06-30","val":66846000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":110962000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":46401000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2016Q4I"}]}},"SeparateAccountAssets":{"label":"Separate Account Asset","description":"Amount of asset at fair value held for benefit of separate account policyholder.","units":{"USD":[{"end":"2010-12-31","val":8163032000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":8163032000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":8163032000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2011-06-30","val":7956543000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":6793453000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":7007468000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":7007468000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":7007468000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":7007468000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":7007468000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-03-31","val":7417388000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":6959138000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":7116735000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":6968855000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":6968855000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":6968855000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":6968855000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":6968855000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":7156781000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":6959946000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":7105367000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":7342243000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":7342243000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":7342243000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":7342243000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":7342243000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":7191736000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":7191736000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":7166355000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":7166355000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":6871471000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":6871471000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":6771369000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":6771369000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":6771369000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":6771369000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":6771369000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":6694558000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":6475583000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":5908398000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":5940665000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":5940665000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":5940665000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":5940665000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":5940665000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":5753933000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":5668318000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":5725666000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":5659950000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":5659950000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":5659950000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":5659950000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":5659950000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":5723657000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":5713098000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":5753735000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":5793834000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":5793834000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":5793834000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":5793834000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":5599734000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":5531025000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":5561785000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"SeparateAccountsLiability":{"label":"Separate Account, Liability","description":"Amount of liability for variable contract in which all or portion of contract holder's funds is allocated to specific separate account and supported by assets held in separate account.","units":{"USD":[{"end":"2010-12-31","val":8163032000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":8163032000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":8163032000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2011-06-30","val":7956543000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":6793453000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":7007468000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":7007468000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":7007468000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":7007468000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":7007468000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-03-31","val":7417388000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":6959138000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":7116735000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":6968855000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":6968855000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":6968855000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":6968855000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":6968855000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":7156781000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":6959946000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":7105367000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":7342243000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":7342243000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":7342243000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":7342243000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":7342243000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":7191736000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":7191736000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":7166355000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":7166355000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":6871471000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":6871471000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":6771369000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":6771369000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":6771369000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":6771369000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":6771369000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":6694558000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":6475583000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":5908398000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":5940665000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":5940665000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":5940665000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":5940665000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":5940665000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":5753933000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":5668318000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":5725666000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":5659950000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":5659950000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":5659950000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":5659950000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":5659950000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":5723657000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":5713098000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":5753735000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":5793834000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":5793834000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":5793834000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":5793834000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":5599734000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":5531025000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":5561785000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"StatutoryAccountingPracticesStatutoryAmountAvailableForDividendPaymentsWithoutRegulatoryApproval":{"label":"Statutory Accounting Practices, Statutory Amount Available for Dividend Payments without Regulatory Approval","description":"Amount of dividends that can be declared or paid without approval of regulatory agency.","units":{"USD":[{"end":"2012-12-31","val":215556000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-12-31","val":438112000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":438112000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-12-31","val":309501000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":309501000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-12-31","val":79025000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":79025000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-12-31","val":142822000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":142822000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-12-31","val":226423000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017Q4I"}]}},"StatutoryAccountingPracticesStatutoryCapitalAndSurplusBalance":{"label":"Statutory Accounting Practices, Statutory Capital and Surplus, Balance","description":"The amount of statutory capital and surplus (stockholders' equity) as of the balance sheet date using prescribed or permitted statutory accounting practices (rather than GAAP, if different) of the state or country.","units":{"USD":[{"end":"2011-12-31","val":438047000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":438047000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":438047000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-06-30","val":509705000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":645383000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":636158000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":636158000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":636158000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":636158000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":636158000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":694945000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":772898000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":807521000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":774085000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":733415000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":733415000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":733415000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":733415000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":784801000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1I"},{"end":"2014-06-30","val":821449000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":915460000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":912090000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":912090000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":912090000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":912090000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":912090000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":938509000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":975042000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":840767000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":790252000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":790252000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":790252000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":790252000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":790252000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":721010000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":680416000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":705438000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":696073000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":696073000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":696073000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":696073000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":696073000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":738178000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":774251000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":822000000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":731065000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":731065000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":731065000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":731065000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":740115000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":563748000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":570441000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"StatutoryAccountingPracticesStatutoryNetIncomeAmount":{"label":"Statutory Accounting Practices, Statutory Net Income Amount","description":"Amount of net income for the period determined using accounting principles prescribed or permitted by insurance regulators.","units":{"USD":[{"start":"2012-01-01","end":"2012-09-30","val":177119000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":376539000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"}]}},"StockholdersEquity":{"label":"Stockholders' Equity Attributable to Parent","description":"Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.","units":{"USD":[{"end":"2009-12-31","val":1021049000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009Q4I"},{"end":"2010-12-31","val":1196502000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":1196502000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":1196502000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2010-12-31","val":1196502000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010Q4I"},{"end":"2011-06-30","val":1252266000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":1196205000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":1262903000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":1262903000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":1262903000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":1262903000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":1262903000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2011-12-31","val":1262903000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011Q4I"},{"end":"2012-03-31","val":1395397000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":1412761000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":1449426000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":1450260000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":1450260000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":1450260000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":1450260000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":1450260000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2012-12-31","val":1451210000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012Q4I"},{"end":"2013-03-31","val":1406283000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":1331517000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":1318260000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":1138801000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":1138801000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":1138801000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":1138801000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":1179901000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2013-12-31","val":1179901000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":1164289000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":1229802000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":1271869000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":1350244000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":1271319000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":1402621000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":1362002000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":1362002000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":1362002000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":1362002000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":1362002000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2014-12-31","val":1362002000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014Q4I"},{"end":"2015-03-31","val":1407184000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":1339382000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":1355205000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":1291501000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":1291501000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":1291501000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":1291501000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":1291501000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2015-12-31","val":1291501000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015Q4I"},{"end":"2016-03-31","val":1294152000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":1277180000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":1284103000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":1106392000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":1106392000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":1106392000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":1106392000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":1106392000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":1123756000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":1134892000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":1169387000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":1043441000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":1043441000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":1043441000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":1043441000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":824077000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":806012000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":816622000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"TaxesPayableCurrentAndNoncurrent":{"label":"Taxes Payable","description":"Carrying value as of the balance sheet date of obligations incurred and payable for statutory income, sales, use, payroll, excise, real, property and other taxes.","units":{"USD":[{"end":"2010-12-31","val":4106000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2010-12-31","val":4106000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":4106000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2011-06-30","val":2040000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":1799000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":2450000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2011-12-31","val":2450000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":2450000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":2450000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":2450000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2012-03-31","val":4578000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2013-03-31","val":1858000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"}]}},"TradingSecuritiesDebt":{"label":"Debt Securities, Trading","description":"Amount of investment in debt security measured at fair value with change in fair value recognized in net income (trading).","units":{"USD":[{"end":"2010-12-31","val":23138000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2010-12-31","val":23138000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":23138000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2011-06-30","val":3300000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":2542000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":2521000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2011-12-31","val":2521000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":2521000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":2521000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":2521000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2012-03-31","val":2813000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"}]}},"UnrealizedGainLossOnInvestments":{"label":"Unrealized Gain (Loss) on Investments","description":"Amount of unrealized gain (loss) on investment.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":-1462000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":1175000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-03-31","end":"2011-06-30","val":269000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":416000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-07-01","end":"2011-09-30","val":-759000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":394000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":292000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":1069000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-04-01","end":"2012-06-30","val":777000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":1069000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":1069000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2012"},{"start":"2016-01-01","end":"2016-09-30","val":-1053000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":-1053000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":-99000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":-99000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":1630000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":1630000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":1911000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":1911000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":2999000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":2999000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":3270000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":-173000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":-268000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-01-01","end":"2018-09-30","val":20000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}},"UnrealizedGainLossOnSecurities":{"label":"Unrealized Gain (Loss) on Securities","description":"Amount of unrealized gain (loss) recognized in the income statement on unsold other securities.","units":{"USD":[{"start":"2018-01-01","end":"2018-03-31","val":-371000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":-541000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-04-01","end":"2018-06-30","val":-170000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":-809000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":-268000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3"}]}},"UnrecognizedTaxBenefits":{"label":"Unrecognized Tax Benefits","description":"Amount of unrecognized tax benefits.","units":{"USD":[{"end":"2010-12-31","val":4299000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2010-12-31","val":4299000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2010-12-31","val":4299000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010Q4I"},{"end":"2011-12-31","val":2522000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":2522000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":2522000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2011-12-31","val":2522000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2011-12-31","val":2522000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2011-12-31","val":2522000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2011-12-31","val":2522000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011Q4I"},{"end":"2012-06-30","val":2522000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":2648000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":2648000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":2648000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":2648000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":2648000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":2648000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2012-12-31","val":2648000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2012-12-31","val":2648000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2012-12-31","val":2648000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2012-12-31","val":2648000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012Q4I"},{"end":"2013-03-31","val":2648000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":2648000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":2931000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":2931000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":2931000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":2931000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":2931000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":2931000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2013-12-31","val":2931000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2013-12-31","val":2931000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2013-12-31","val":2931000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2013-12-31","val":2931000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":2931000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2014Q1I"},{"end":"2014-06-30","val":2931000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13","frame":"CY2014Q2I"},{"end":"2014-09-30","val":3041000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14","frame":"CY2014Q3I"},{"end":"2014-12-31","val":3041000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":3041000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":3041000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":3041000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":3041000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2014-12-31","val":3041000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2014-12-31","val":3041000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2014-12-31","val":3041000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2014-12-31","val":3041000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014Q4I"},{"end":"2015-03-31","val":3041000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":3041000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":3697000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":3404000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":3404000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":3404000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":3404000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":3404000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2015-12-31","val":3404000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2015-12-31","val":3404000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2015-12-31","val":3404000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2015-12-31","val":3404000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015Q4I"},{"end":"2016-03-31","val":3404000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":3404000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":3556000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":4391000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":4391000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":4391000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":4391000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":4391000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2016-12-31","val":4391000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2016-12-31","val":4391000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2016-12-31","val":4391000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2016Q4I"},{"end":"2017-03-31","val":4391000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":4391000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":4395000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":2637000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":2637000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":2637000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":2637000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":2637000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":2637000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":2977000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"UnrecognizedTaxBenefitsDecreasesResultingFromCurrentPeriodTaxPositions":{"label":"Unrecognized Tax Benefits, Decrease Resulting from Current Period Tax Positions","description":"Amount of decrease in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return.","units":{"USD":[{"start":"2015-01-01","end":"2015-12-31","val":293000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":293000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2015-01-01","end":"2015-12-31","val":293000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-12-31","val":293000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-01-01","end":"2015-12-31","val":293000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":0,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1"}]}},"UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions":{"label":"Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions","description":"Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":1777000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":1777000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-12-31","val":1777000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"}]}},"UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions":{"label":"Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions","description":"Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return.","units":{"USD":[{"start":"2015-01-01","end":"2015-09-30","val":293000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-12-31","val":293000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":293000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2015-01-01","end":"2015-12-31","val":293000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-12-31","val":293000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-01-01","end":"2015-12-31","val":293000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":0,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1"}]}},"UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions":{"label":"Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions","description":"Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.","units":{"USD":[{"start":"2012-01-01","end":"2012-09-30","val":126000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":126000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":126000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2012-01-01","end":"2012-12-31","val":126000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-01-01","end":"2012-12-31","val":126000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":126000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012"},{"start":"2013-01-01","end":"2013-09-30","val":283000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-12-31","val":283000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":283000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2013-01-01","end":"2013-12-31","val":283000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-12-31","val":283000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":283000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-09-30","val":110000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-12-31","val":110000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":110000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2014-01-01","end":"2014-12-31","val":110000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-12-31","val":110000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":110000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-09-30","val":363000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-12-31","val":363000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":363000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2015-01-01","end":"2015-12-31","val":363000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-12-31","val":363000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-01-01","end":"2015-12-31","val":363000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":0,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-09-30","val":152000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":987000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":987000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2016-01-01","end":"2016-12-31","val":987000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-01-01","end":"2016-12-31","val":987000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":987000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-06-30","val":0,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":4000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":4000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"start":"2017-01-01","end":"2017-12-31","val":4000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"start":"2017-01-01","end":"2017-12-31","val":4000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-01-01","end":"2017-12-31","val":4000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":0,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":0,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-01-01","end":"2018-09-30","val":340000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}},"ValueOfBusinessAcquiredVOBA":{"label":"Present Value of Future Insurance Profits, Net","description":"Amount, after accumulated amortization, of present value of future profits of insurance contract acquired in business combination.","units":{"USD":[{"end":"2010-12-31","val":335051000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":335051000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":335051000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2010Q4I"},{"end":"2011-06-30","val":323235000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":315526000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":309559000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"end":"2011-12-31","val":309559000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":309559000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"end":"2011-12-31","val":309559000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"end":"2011-12-31","val":309559000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2011Q4I"},{"end":"2012-03-31","val":304457000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":300803000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":286310000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13","frame":"CY2012Q3I"},{"end":"2012-12-31","val":271351000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"end":"2012-12-31","val":271351000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"end":"2012-12-31","val":271351000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"end":"2012-12-31","val":271351000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"end":"2012-12-31","val":271351000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2012Q4I"},{"end":"2013-03-31","val":276448000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2013Q1I"},{"end":"2013-06-30","val":266851000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13","frame":"CY2013Q2I"},{"end":"2013-09-30","val":285276000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13","frame":"CY2013Q3I"},{"end":"2013-12-31","val":286702000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"end":"2013-12-31","val":286702000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2013-12-31","val":286702000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2013-12-31","val":286702000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2013-12-31","val":284602000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013Q4I"},{"end":"2014-03-31","val":281346000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"end":"2014-03-31","val":279346000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q1I"},{"end":"2014-06-30","val":275205000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"end":"2014-06-30","val":273205000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q2I"},{"end":"2014-09-30","val":272932000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"end":"2014-09-30","val":272932000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014Q3I"},{"end":"2014-12-31","val":268079000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"end":"2014-12-31","val":268079000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":268079000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"end":"2014-12-31","val":268079000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"end":"2014-12-31","val":268079000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":260057000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":262221000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13","frame":"CY2015Q2I"},{"end":"2015-09-30","val":255330000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12","frame":"CY2015Q3I"},{"end":"2015-12-31","val":259493000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"end":"2015-12-31","val":259493000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"end":"2015-12-31","val":259493000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"end":"2015-12-31","val":259493000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"end":"2015-12-31","val":259493000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2015Q4I"},{"end":"2016-03-31","val":248956000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2016Q1I"},{"end":"2016-06-30","val":234554000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12","frame":"CY2016Q2I"},{"end":"2016-09-30","val":216823000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14","frame":"CY2016Q3I"},{"end":"2016-12-31","val":222299000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"end":"2016-12-31","val":222299000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"end":"2016-12-31","val":222299000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"end":"2016-12-31","val":222299000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"end":"2016-12-31","val":222299000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016Q4I"},{"end":"2017-03-31","val":218960000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2017Q1I"},{"end":"2017-06-30","val":212889000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14","frame":"CY2017Q2I"},{"end":"2017-09-30","val":200436000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14","frame":"CY2017Q3I"},{"end":"2017-12-31","val":201299000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29"},{"end":"2017-12-31","val":201299000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14"},{"end":"2017-12-31","val":201299000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"end":"2017-12-31","val":201299000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2017Q4I"},{"end":"2018-03-31","val":207091000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1I"},{"end":"2018-06-30","val":204859000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14","frame":"CY2018Q2I"},{"end":"2018-09-30","val":209360000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14","frame":"CY2018Q3I"}]}},"WithdrawalFromContractHoldersFunds":{"label":"Withdrawal from Contract Holders Funds","description":"The cash outflow for a segregated fund account during the period.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":516074000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":111533000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2010-01-01","end":"2010-09-30","val":169590000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2010-01-01","end":"2010-12-31","val":222249000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2010-01-01","end":"2010-12-31","val":222249000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":55162000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":102071000,"accn":"0001193125-11-220925","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"start":"2011-01-01","end":"2011-06-30","val":102071000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2011-01-01","end":"2011-09-30","val":144363000,"accn":"0001193125-11-310554","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"start":"2011-01-01","end":"2011-09-30","val":144363000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2011-01-01","end":"2011-12-31","val":196520000,"accn":"0001193125-12-139751","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-29"},{"start":"2011-01-01","end":"2011-12-31","val":196520000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2011-01-01","end":"2011-12-31","val":196520000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":50482000,"accn":"0001193125-12-227917","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"start":"2012-01-01","end":"2012-03-31","val":50482000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":85996000,"accn":"0001193125-12-352247","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13"},{"start":"2012-01-01","end":"2012-06-30","val":85996000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2012-01-01","end":"2012-09-30","val":133841000,"accn":"0001193125-12-466538","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-13"},{"start":"2012-01-01","end":"2012-09-30","val":133841000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2012-01-01","end":"2012-12-31","val":190048000,"accn":"0001193125-13-131942","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-28"},{"start":"2012-01-01","end":"2012-12-31","val":190048000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2012-01-01","end":"2012-12-31","val":190048000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":52814000,"accn":"0001193125-13-215943","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-13"},{"start":"2013-01-01","end":"2013-03-31","val":52814000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":97146000,"accn":"0001193125-13-332092","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-13"},{"start":"2013-01-01","end":"2013-06-30","val":97146000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2013-01-01","end":"2013-09-30","val":138200000,"accn":"0001193125-13-439744","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-13"},{"start":"2013-01-01","end":"2013-09-30","val":138200000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2013-01-01","end":"2013-12-31","val":175979000,"accn":"0001193125-14-118610","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-27"},{"start":"2013-01-01","end":"2013-12-31","val":175979000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2013-01-01","end":"2013-12-31","val":175979000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":39013000,"accn":"0001193125-14-199178","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-14"},{"start":"2014-01-01","end":"2014-03-31","val":39013000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-03-31","val":39013000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":70277000,"accn":"0001193125-14-308379","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-13"},{"start":"2014-01-01","end":"2014-06-30","val":70277000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-06-30","val":70277000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2014-01-01","end":"2014-09-30","val":105881000,"accn":"0001193125-14-413043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-14"},{"start":"2014-01-01","end":"2014-09-30","val":105881000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-09-30","val":105881000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2014-01-01","end":"2014-12-31","val":128712000,"accn":"0001193125-15-131238","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":128712000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2014-01-01","end":"2014-12-31","val":128712000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":39536000,"accn":"0001193125-15-190060","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"start":"2015-01-01","end":"2015-03-31","val":39536000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":70697000,"accn":"0001193125-15-289856","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-13"},{"start":"2015-01-01","end":"2015-06-30","val":70697000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2015-01-01","end":"2015-09-30","val":110216000,"accn":"0001193125-15-375614","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-12"},{"start":"2015-01-01","end":"2015-09-30","val":110216000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2015-01-01","end":"2015-12-31","val":134335000,"accn":"0001193125-16-541697","fy":2015,"fp":"FY","form":"10-K","filed":"2016-04-15"},{"start":"2015-01-01","end":"2015-12-31","val":134335000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2015-01-01","end":"2015-12-31","val":134335000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":33328000,"accn":"0001193125-16-590462","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-13"},{"start":"2016-01-01","end":"2016-03-31","val":33328000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":75048000,"accn":"0001193125-16-680787","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-12"},{"start":"2016-01-01","end":"2016-06-30","val":75048000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2016-01-01","end":"2016-09-30","val":104484000,"accn":"0001193125-16-767852","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-14"},{"start":"2016-01-01","end":"2016-09-30","val":104484000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2016-01-01","end":"2016-12-31","val":135940000,"accn":"0001193125-17-104095","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-30"},{"start":"2016-01-01","end":"2016-12-31","val":135940000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2016"},{"start":"2017-01-01","end":"2017-03-31","val":31940000,"accn":"0001564590-17-010692","fy":2017,"fp":"Q1","form":"10-Q","filed":"2017-05-12"},{"start":"2017-01-01","end":"2017-03-31","val":31940000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":57381000,"accn":"0001564590-17-017576","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-08-14"},{"start":"2017-01-01","end":"2017-06-30","val":57381000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2017-01-01","end":"2017-09-30","val":84737000,"accn":"0001564590-17-023723","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-11-14"},{"start":"2017-01-01","end":"2017-09-30","val":84737000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"},{"start":"2017-01-01","end":"2017-12-31","val":116958000,"accn":"0001564590-18-007157","fy":2017,"fp":"FY","form":"10-K","filed":"2018-03-29","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":32782000,"accn":"0001564590-18-013441","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-14","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":56487000,"accn":"0001564590-18-021637","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-14"},{"start":"2018-01-01","end":"2018-09-30","val":83361000,"accn":"0001564590-18-029579","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-14"}]}}}}}