{"cik":70684,"entityName":"NATIONAL WESTERN LIFE INSURANCE CO","facts":{"dei":{"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":"2011-06-30","val":360612879,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2011Q2I"},{"end":"2012-06-30","val":487461991,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q2I"},{"end":"2013-06-30","val":652090135,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q2I"},{"end":"2014-06-30","val":568168220,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q2I"}]}}},"us-gaap":{"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":2095000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":933000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":1565000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":2380000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":2056000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":509000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":1369000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":1369000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":2140000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":2140000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":2915000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":2588000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":2588000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":708000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":708000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":1400000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":1400000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":1740000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":1740000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":1458000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":1458000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":1458000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":447000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":447000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":1487000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":1487000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":2040000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":2040000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":2019000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":2019000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":216000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":216000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":465000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":465000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":831000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":653000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":4000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-102000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"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":"2010-12-31","val":0,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"end":"2010-12-31","val":0,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"end":"2010-12-31","val":0,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2010Q4I"},{"end":"2011-06-30","val":3843000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2011Q2I"},{"end":"2011-09-30","val":0,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":5962000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"end":"2011-12-31","val":5962000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":5962000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":5962000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":5962000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-03-31","val":23125000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":1462000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-03-31","val":19861000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":6708000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":10067000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":10067000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":10067000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":10067000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":10067000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":3336000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":3336000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":3336000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":42000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"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":79720000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"end":"2010-12-31","val":79720000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"end":"2010-12-31","val":79720000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2010Q4I"},{"end":"2011-06-30","val":85687000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2011Q2I"},{"end":"2011-09-30","val":89772000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":87875000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"end":"2011-12-31","val":87875000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":87875000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":87875000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":87875000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-03-31","val":92075000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":90176000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":93727000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":92665000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":92665000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":92665000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":92665000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":92665000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-03-31","val":96355000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":95279000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":96847000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":95367000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":95367000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":95367000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":95367000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":95367000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":98564000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":95816000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":100256000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":96127000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":96127000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":96127000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":101545000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":99438000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"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":50408000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"end":"2010-12-31","val":50408000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"end":"2010-12-31","val":50408000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2010Q4I"},{"end":"2011-06-30","val":54909000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2011Q2I"},{"end":"2011-09-30","val":58112000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":53176000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"end":"2011-12-31","val":53176000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":53176000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":53176000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":53176000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-03-31","val":60474000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":64725000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":78751000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":76786000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":76786000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":76786000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":76786000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":76786000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-03-31","val":75412000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":41663000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":39812000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":38080000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":38080000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":38080000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":38080000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":38080000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":47994000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":56670000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":47717000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":41786000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":41786000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":41786000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":50792000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":27410000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"AdditionalPaidInCapital":{"label":"Additional Paid in Capital","description":"Excess of issue price over par or stated value of the entity's capital stock and amounts received from other transactions involving the entity's stock or stockholders. Includes adjustments to additional paid in capital. Some examples of such adjustments include recording the issuance of debt with a beneficial conversion feature and certain tax consequences of equity instruments awarded to employees. Use this element for the aggregate amount of additional paid-in capital associated with common and preferred stock. For additional paid-in capital associated with only common stock, use the element additional paid in capital, common stock. For additional paid-in capital associated with only preferred stock, use the element additional paid in capital, preferred stock.","units":{"USD":[{"end":"2010-12-31","val":37140000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"end":"2010-12-31","val":37140000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"end":"2010-12-31","val":37140000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2010Q4I"},{"end":"2011-06-30","val":38351000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2011Q2I"},{"end":"2011-09-30","val":38041000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":37767000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"end":"2011-12-31","val":37767000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":37767000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":37767000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":37767000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-03-31","val":37767000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":37767000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":37767000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":37767000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":37767000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":37767000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":37767000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":37767000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-03-31","val":37767000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":37767000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":37767000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":37767000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":37767000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":37767000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":37767000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":37767000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":37767000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":38116000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":38116000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":38116000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":38116000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":38116000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":38116000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":38116000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"AllocatedShareBasedCompensationExpense":{"label":"Share-based Payment Arrangement, Expense","description":"Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":-100000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":-800000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":-2200000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":-2600000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":-2600000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":600000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":600000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":400000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":400000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":1100000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":1100000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":1100000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":1500000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":1500000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":3000000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":3000000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":1500000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":4000000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":4000000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":600000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":5700000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":5700000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":1700000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":1700000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":2500000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":2500000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":800000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":800000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":2500000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":4400000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-800000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-1600000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":-800000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"AllowanceForLoanAndLeaseLossesProvisionForLossNet":{"label":"Allowance for Loan and Lease Losses, Provision for Loss, Net (Deprecated 2013-01-31)","description":"Reflects the amount charged against earnings during the period as bad debt expense, net of recoveries of previously expensed credit losses.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":400000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":609000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":609000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":609000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-03-31","val":650000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-12-31","val":650000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":650000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"}]}},"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":"2010-12-31","val":3962000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"end":"2010-12-31","val":3962000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"end":"2010-12-31","val":3962,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2010Q4I"},{"end":"2011-06-30","val":4001000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2011Q2I"},{"end":"2011-09-30","val":4001000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":4571,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"end":"2011-12-31","val":4571000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":4571000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":4571000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":4571000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-03-31","val":4571000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":650000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":650000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":650000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":650000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":650000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-03-31","val":650000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":650000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":650000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":650000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":650000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":650000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":650000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":650000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":650000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":650000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":650000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":650000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":650000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":650000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":650000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":650000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"AllowanceForLoanAndLeaseLossesWriteOffs":{"label":"Allowance for Loan and Lease Losses, Write-offs","description":"Amount of loans and leases that have been written off from both loan receivables and allowance reserve for credit loss.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":4571000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":4571000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"}]}},"AllowanceForLoanAndLeaseLossesWriteoffsNet":{"label":"Allowance for Loan and Lease Losses Write-offs, Net","description":"Amount, after recoveries, of loans and leases that have been written-off.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":4571000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":4571000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"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":"2012-06-30","val":91900000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":91900000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":100500000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":100500000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2013-06-30","val":100500000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"}]}},"AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount":{"label":"Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount","description":"Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.","units":{"shares":[{"start":"2013-01-01","end":"2013-12-31","val":27400,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":22200,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"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":8773948000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"end":"2010-12-31","val":8773948000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"end":"2010-12-31","val":8773948000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"end":"2010-12-31","val":8773948000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010Q4I"},{"end":"2011-06-30","val":9262430000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"end":"2011-06-30","val":9262430000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2I"},{"end":"2011-09-30","val":9502142000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"end":"2011-09-30","val":9502142000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":9727999000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"end":"2011-12-31","val":9727999000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":9727999000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":9727999000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":9727999000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2011-12-31","val":9727999000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011Q4I"},{"end":"2012-03-31","val":9884605000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2012-03-31","val":9884605000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1I"},{"end":"2012-06-30","val":9955461000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2012-06-30","val":9955461000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":10166094000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2012-09-30","val":10166094000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3I"},{"end":"2012-12-31","val":10263858000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":10263858000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":10263858000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":10263858000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":10263858000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2012-12-31","val":10263858000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012Q4I"},{"end":"2013-03-31","val":10476501000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2013-03-31","val":10476501000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1I"},{"end":"2013-06-30","val":10512777000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2013-06-30","val":10512777000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2I"},{"end":"2013-09-30","val":10668468000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2013-09-30","val":10668468000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3I"},{"end":"2013-12-31","val":10830416000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":10830416000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":10830416000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":10830416000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":10830416000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":10912617000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2014-03-31","val":10912617000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1I"},{"end":"2014-06-30","val":11096081000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2014-06-30","val":11096081000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":11259076000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":11351892000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":11351892000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":11351892000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":11462003000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":11515294000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"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":2655797000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":2655797000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":2655797000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-03-31","val":2883891000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1I"},{"end":"2012-06-30","val":2820314000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":2909200000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2012-09-30","val":3035169000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":2883891000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":2883891000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":2883891000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":2883891000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-06-30","val":2891768000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":2871806000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":2820858000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":2820858000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":2820858000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":2820858000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":2820858000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":2816578000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":2945964000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":2834692000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":2842967000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":2842967000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":2842967000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":2950677000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":2913116000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"AssetsHeldByInsuranceRegulators":{"label":"Assets Held by Insurance Regulators","description":"Carrying amount of cash and investment securities on deposit with state regulatory authorities in connection with capital requirements.","units":{"USD":[{"end":"2011-12-31","val":16692000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-12-31","val":16697000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":16697000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-12-31","val":16701000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":16701000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-12-31","val":16568000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"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":144950000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":144950000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q4I"},{"end":"2014-06-30","val":175438000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":152691000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":143234000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":143234000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":167900000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":118021000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"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":32402000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":32402000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q4I"},{"end":"2014-06-30","val":6982000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":9402000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":9132000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":9132000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":5586000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":22811000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"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":"2012-12-31","val":2559052000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q4I"},{"end":"2013-09-30","val":2607607000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":2524118000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":2524118000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":2524118000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q4I"},{"end":"2014-03-31","val":2522950000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":2614493000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":2563976000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":2577275000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":2577275000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":2577275000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":2674761000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":2728343000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"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":4489000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":4489000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q4I"},{"end":"2014-12-31","val":4849000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":4849000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"}]}},"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":757000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":757000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q4I"},{"end":"2014-12-31","val":345000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":345000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"}]}},"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":"2012-12-31","val":9460000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":9460000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-09-30","val":10643000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":11146000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":11146000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":11146000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q4I"},{"end":"2014-12-31","val":12799000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":12799000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"}]}},"AvailableForSaleSecurities":{"label":"Available-for-sale Securities","description":"Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.","units":{"USD":[{"end":"2010-12-31","val":2390107000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"end":"2010-12-31","val":2390107000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"end":"2010-12-31","val":2390107000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2010Q4I"},{"end":"2011-06-30","val":2493163000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2011Q2I"},{"end":"2011-09-30","val":2589228000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":2624953000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"end":"2011-12-31","val":2624953000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":2624953000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":2624953000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":2624953000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-03-31","val":2738151000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":2754759000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":2821367000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":2826001000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":2826001000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":2826001000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":2826001000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":2826001000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-03-31","val":2904202000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":2769878000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":2752530000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":2651544000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":2651544000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":2651544000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":2651544000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":2651544000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":2681662000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":2799450000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":2724880000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":2728680000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":2728680000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":2728680000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":2854690000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":2840589000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainLossBeforeTax":{"label":"Available-for-sale Securities, Accumulated Gross Unrealized Gain (Loss), before Tax","description":"Amount before tax of unrealized gain (loss) in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale.","units":{"USD":[{"end":"2013-12-31","val":149439000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":149439000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":149439000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-06-30","val":181022000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":157906000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":148083000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":148083000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":148083000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":172864000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":122658000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax":{"label":"Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax","description":"Amount before tax of unrealized loss in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale.","units":{"USD":[{"end":"2013-12-31","val":33159000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":33159000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":33159000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-06-30","val":7248000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":9831000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":9477000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":9477000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":9477000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":5742000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":23062000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"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":"2010-12-31","val":2221579000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"end":"2010-12-31","val":2221579000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"end":"2010-12-31","val":2221579,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2010Q4I"},{"end":"2011-06-30","val":2304913000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2011Q2I"},{"end":"2011-09-30","val":2386834000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":2422650,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"end":"2011-12-31","val":2422650000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":2422650000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":2422650000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":2422650000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-03-31","val":2527082000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":2530815000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":2560225000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":2568512000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":2568512000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":2568512000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":2568512000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":2568512000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-03-31","val":2656308000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":2626174000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":2618250000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":2535264000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":2535264000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":2535264000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":2535264000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":2535264000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":2534116000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":2625676000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":2576805000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":2590074000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":2590074000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":2590074000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":2687568000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":2740993000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss":{"label":"Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss","description":"Amount of accumulated unrealized loss on investments in debt and equity securities classified as available-for-sale that have been in a continuous loss position for twelve months or longer.","units":{"USD":[{"end":"2013-12-31","val":4520000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":4520000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":4520000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-06-30","val":6986000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":8446000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":6435000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":6435000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":6435000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":3235000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":5757000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"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":33159000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":33159000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":33159000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-06-30","val":7248000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":9831000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":9477000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":9477000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":9477000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":5742000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":23062000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"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":153421000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":153421000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":153421000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-06-30","val":136142000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":86605000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":106266000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":106266000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":106266000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":106266000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":106266000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-03-31","val":140037000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":535252000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":534097000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":618348000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":618348000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":618348000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":618348000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":618348000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":410673000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":320462000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":459331000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":312384000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":312384000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":312384000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":228722000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":882155000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss":{"label":"Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss","description":"Amount of accumulated unrealized loss on investments in debt and equity securities classified as available-for-sale that have been in a continuous loss position for less than twelve months.","units":{"USD":[{"end":"2013-12-31","val":28639000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":28639000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":28639000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-06-30","val":262000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":1385000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":3042000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":3042000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":3042000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":2507000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":17305000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue":{"label":"Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value","description":"This item represents the aggregate fair value of investments in debt and equity securities categorized neither as held-to-maturity nor trading securities that have been in a continuous unrealized loss position for less than twelve months.","units":{"USD":[{"end":"2011-12-31","val":124570000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":124570000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":124570000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-06-30","val":100126000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":49416000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":85196000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":85196000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":85196000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":85196000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":85196000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-03-31","val":118490000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":513980000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":529937000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":570715000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":570715000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":570715000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":570715000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":570715000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":295254000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":35763000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":182869000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":100678000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":100678000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":100678000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":104836000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":760948000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue":{"label":"Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value","description":"This item represents the aggregate fair value of investments in debt and equity securities categorized neither as held-to-maturity nor trading securities that have been in a continuous unrealized loss position for twelve months or longer.","units":{"USD":[{"end":"2011-12-31","val":28851000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":28851000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":28851000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-06-30","val":36016000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":37189000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":21070000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":21070000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":21070000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":21070000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":21070000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-03-31","val":21547000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":21272000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":4160000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":47633000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":47633000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":47633000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":47633000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":47633000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":115419000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":284699000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":276462000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":211706000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":211706000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":211706000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":123886000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":121207000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesAmortizedCost":{"label":"Available-for-sale Securities, Debt Maturities, Amortized Cost Basis (Deprecated 2014-01-31)","description":"Amount of available-for-sale debt securities at cost, net of adjustments, which include, but are not limited to, accretion, amortization, collection of cash, previous other-than-temporary impairments (OTTI) recognized in earnings (less any cumulative-effect adjustments, as defined) and fair value hedge accounting adjustments.","units":{"USD":[{"end":"2012-12-31","val":2559052000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-12-31","val":2524118000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsAmortizedCostBasis":{"label":"Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, Rolling within One Year, 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, maturing in next rolling fiscal year following latest fiscal year. For interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.","units":{"USD":[{"end":"2012-12-31","val":198155000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-12-31","val":266984000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-12-31","val":265789000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue":{"label":"Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, Rolling within One Year, 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, maturing in next rolling fiscal year following latest fiscal year. For interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.","units":{"USD":[{"end":"2012-12-31","val":202808000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-12-31","val":274424000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-12-31","val":271938000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesRollingAfterYearTenAmortizedCostBasis":{"label":"Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, Rolling after 10 Years, 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, maturing after rolling tenth fiscal year following latest fiscal year. For interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.","units":{"USD":[{"end":"2012-12-31","val":16574000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-12-31","val":22596000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-12-31","val":56778000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesRollingAfterYearTenFairValue":{"label":"Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, Rolling after 10 Years, 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, maturing after rolling tenth fiscal year following latest fiscal year. For interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.","units":{"USD":[{"end":"2012-12-31","val":17185000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-12-31","val":22953000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-12-31","val":58183000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenAmortizedCostBasis":{"label":"Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, Rolling after Five Through Ten Years, 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, maturing in rolling sixth through tenth fiscal year following latest fiscal year. For interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.","units":{"USD":[{"end":"2012-12-31","val":1349544000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-12-31","val":1407290000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-12-31","val":1540081000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenFairValue":{"label":"Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, Rolling after Five Through Ten Years, 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, maturing in rolling sixth through tenth fiscal year following latest fiscal year. For interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.","units":{"USD":[{"end":"2012-12-31","val":1497720000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-12-31","val":1430975000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-12-31","val":1592133000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveAmortizedCostBasis":{"label":"Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, Rolling after One Through Five Years, 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, maturing in next rolling fiscal year through fifth year following latest fiscal year. For interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.","units":{"USD":[{"end":"2012-12-31","val":864018000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-12-31","val":742567000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-12-31","val":665953000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValue":{"label":"Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, Rolling after One Through Five Years, 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, maturing in next rolling fiscal year through fifth year following latest fiscal year. For interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.","units":{"USD":[{"end":"2012-12-31","val":957662000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-12-31","val":818223000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-12-31","val":736333000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"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":"2013-12-31","val":2546575000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-12-31","val":2658587000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"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":"2013-12-31","val":2439437000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-12-31","val":2528601000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"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":"2012-12-31","val":130761000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-12-31","val":84681000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-12-31","val":48674000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"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":"2012-12-31","val":138359000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-12-31","val":90091000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-12-31","val":52790000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"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":"2012-12-31","val":2813734000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":2813734000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q4I"},{"end":"2013-09-30","val":2738977000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":2636666000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":2636666000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":2636666000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":2636666000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q4I"},{"end":"2014-03-31","val":2665975000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":2782949000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":2707265000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":2711377000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":2711377000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":2711377000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":2837075000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":2823553000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"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":"2012-12-31","val":12267000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q4I"},{"end":"2013-09-30","val":13553000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":14878000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":14878000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":14878000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q4I"},{"end":"2014-12-31","val":17303000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":17303000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"}]}},"AvailableForSaleSecuritiesFairValueDisclosure":{"label":"Available-for-sale Securities, Fair Value Disclosure (Deprecated 2013-01-31)","description":"This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents Available-for-sale Securities which consist of all investments in certain debt and equity securities neither classified as trading or held-to-maturity securities. A debt security represents a creditor relationship with an enterprise. Debt securities include, among other items, US Treasury securities, US government securities, municipal securities, corporate bonds, convertible debt, commercial paper, and all securitized debt instruments. An equity security represents an ownership interest in an enterprise or the right to acquire or dispose of an ownership interest in an enterprise at fixed or determinable prices. Equity securities include, among other things, common stock, certain preferred stock, warrant rights, call options, and put options, but do not include convertible debt. An entity may opt to provide the reader with additional narrative text to better understand the nature of investments in debt and equity securities which are categorized as Available-for-sale.","units":{"USD":[{"end":"2011-12-31","val":2624953000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2011-12-31","val":2624953000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":2624953000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2012-06-30","val":2754759000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":2821367000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":2826001000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q4I"},{"end":"2012-12-31","val":2826001000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":2826001000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2013-03-31","val":2904202000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":2769878000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"}]}},"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":9304000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2011-12-31","val":9304000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":9304000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2012-06-30","val":5191000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":4789000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":4661000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q4I"},{"end":"2012-12-31","val":4661000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":4661000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2013-03-31","val":2388000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":24218000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"}]}},"AvailableforsaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLosses2":{"label":"Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses (Deprecated 2013-01-31)","description":"Amount of the excess of amortized cost basis over fair value of securities that have been in a loss position for twelve months or longer for securities which are categorized neither as held-to-maturity nor trading securities.","units":{"USD":[{"end":"2011-12-31","val":4115000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2011-12-31","val":4115000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":4115000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2012-06-30","val":3787000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":2533000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":3585000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q4I"},{"end":"2012-12-31","val":3585000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":3585000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2013-03-31","val":898000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":1113000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"}]}},"AvailableforsaleSecuritiesContinuousUnrealizedLossPositionAggregateLosses2":{"label":"Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses (Deprecated 2013-01-31)","description":"Amount of the excess of amortized cost basis over fair value of securities in a loss position and categorized neither as held-to-maturity nor trading securities.","units":{"USD":[{"end":"2011-12-31","val":9304000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2011-12-31","val":9304000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":9304000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2012-06-30","val":5191000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":4789000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":4661000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q4I"},{"end":"2012-12-31","val":4661000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":4661000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2013-03-31","val":2388000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":24218000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"}]}},"AvailableforsaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLosses2":{"label":"Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses (Deprecated 2013-01-31)","description":"Amount of the excess of amortized cost basis over fair value of securities that have been in a loss position for less than twelve months for securities categorized neither as held-to-maturity nor trading securities.","units":{"USD":[{"end":"2011-12-31","val":5189000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2011-12-31","val":5189000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":5189000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2012-06-30","val":1404000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":2256000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":1076000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q4I"},{"end":"2012-12-31","val":1076000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":1076000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2013-03-31","val":1490000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":23105000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"}]}},"AvailableforsaleSecuritiesGrossUnrealizedGain":{"label":"Available-for-sale Securities, Gross Unrealized Gains (Deprecated 2013-01-31)","description":"This item represents the gross unrealized gains 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":211607000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2011-12-31","val":211607000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":211607000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2012-06-30","val":229135000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":265931000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":262150000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q4I"},{"end":"2012-12-31","val":262150000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":262150000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2013-03-31","val":250282000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":167922000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"}]}},"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":499168000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":183847000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-04-01","end":"2010-06-30","val":66774000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":314401000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":130554000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":471429000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":471429000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":152572000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":273310000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":273310000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":120738000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":120738000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":336404000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":336404000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":63093000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":63093000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":489911000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":489911000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":489911000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":166950000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":166950000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":260612000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":260612000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":93662000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":93662000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":412867000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":412867000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":152255000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":152255000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":524081000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":524081000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":524081000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":205718000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":205718000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":349301000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":349301000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":143583000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":143583000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":500647000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":500647000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":151346000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":151346000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":718570000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":718570000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":127941000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":127941000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":291924000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":291924000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":163983000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":163983000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":408216000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":116292000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":551259000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":116467000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":228890000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":112423000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"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":41070000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-51046000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":-79669000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":-28534000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":-28534000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-18011000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":335000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":335000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":11570000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":11570000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":38958000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":38958000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":38958000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-43799000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":-43799000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-8026000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":-8026000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":8655000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":8655000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":5271000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":5271000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":5271000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-37745000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":-37745000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-56329000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":-56329000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":-30103000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":-30103000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":-3702000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":-3702000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":11980000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":11980000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":12647000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":12647000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":623000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":156219000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-205974000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-205368000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"CashCashEquivalentsAndShortTermInvestments":{"label":"Cash, Cash Equivalents, and Short-term Investments","description":"Cash includes currency on hand as well as demand deposits with banks or financial institutions. It also includes other kinds of accounts that have the general characteristics of demand deposits in that the customer may deposit additional funds at any time and effectively may withdraw funds at any time without prior notice or penalty. Cash equivalents, excluding items classified as marketable securities, include short-term, highly liquid Investments that are both readily convertible to known amounts of cash, and so near their maturity that they present minimal risk of changes in value because of changes in interest rates. Generally, only investments with original maturities of three months or less qualify under that definition. Original maturity means original maturity to the entity holding the investment. For example, both a three-month US Treasury bill and a three-year Treasury note purchased three months from maturity qualify as cash equivalents. However, a Treasury note purchased three years ago does not become a cash equivalent when its remaining maturity is three months. Short-term investments, exclusive of cash equivalents, generally consist of marketable securities intended to be sold within one year (or the normal operating cycle if longer) and may include trading securities, available-for-sale securities, or held-to-maturity securities (if maturing within one year), as applicable.","units":{"USD":[{"end":"2008-12-31","val":67796000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2008Q4I"},{"end":"2009-12-31","val":108866000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"end":"2009-12-31","val":108866000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"end":"2009-12-31","val":108866000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"end":"2009-12-31","val":108866000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2009Q4I"},{"end":"2010-06-30","val":57820000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2010Q2I"},{"end":"2010-09-30","val":29197000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2010Q3I"},{"end":"2010-12-31","val":80332000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"end":"2010-12-31","val":80332000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"end":"2010-12-31","val":80332000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"end":"2010-12-31","val":80332000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2010-12-31","val":80332000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2010-12-31","val":80332000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2010-12-31","val":80332000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2010-12-31","val":80332000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2010Q4I"},{"end":"2011-03-31","val":62321000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1I"},{"end":"2011-06-30","val":80667000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"end":"2011-06-30","val":80667000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2I"},{"end":"2011-09-30","val":91902000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"end":"2011-09-30","val":91902000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":119290000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"end":"2011-12-31","val":119290000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":119290000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":119290000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":119290000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2011-12-31","val":119290000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2011-12-31","val":119290000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2011-12-31","val":119290000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2011-12-31","val":119290000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2011-12-31","val":119290000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2011Q4I"},{"end":"2012-03-31","val":75491000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2012-03-31","val":75491000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1I"},{"end":"2012-06-30","val":111264000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2012-06-30","val":111264000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":127945000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2012-09-30","val":127945000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3I"},{"end":"2012-12-31","val":124561000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":124561000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":124561000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":124561000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":124561000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2012-12-31","val":124561000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2012-12-31","val":124561000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2012-12-31","val":124561000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2012-12-31","val":124561000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012Q4I"},{"end":"2013-03-31","val":86816000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2013-03-31","val":86816000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1I"},{"end":"2013-06-30","val":68232000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2013-06-30","val":68232000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2I"},{"end":"2013-09-30","val":94458000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2013-09-30","val":94458000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3I"},{"end":"2013-12-31","val":120859000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":120859000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":120859000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":120859000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":120859000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2013-12-31","val":120859000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2013-12-31","val":120859000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2013Q4I"},{"end":"2014-03-31","val":132839000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2014-03-31","val":132839000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1I"},{"end":"2014-06-30","val":133506000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2014-06-30","val":133506000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":121482000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":277078000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":277078000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":277078000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":71104000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":71710000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"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":"2012-01-01","end":"2012-12-31","val":5400000000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":5400000000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013"}]}},"CommonStockDividendsPerShareCashPaid":{"label":"Common Stock, Dividends, Per Share, Cash Paid","description":"Aggregate dividends paid during the period for each share of common stock outstanding.","units":{"USD/shares":[{"start":"2011-01-01","end":"2011-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"}]}},"CommonStockDividendsPerShareDeclared":{"label":"Common Stock, Dividends, Per Share, Declared","description":"Aggregate dividends declared during the period for each share of common stock outstanding.","units":{"USD/shares":[{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"}]}},"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":128602000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":68379000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-04-01","end":"2010-06-30","val":37589000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":102056000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":105545000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":105545000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":16741000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":36502000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":36502000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":19761000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":19761000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":58969000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":58969000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":22467000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":58395000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":58395000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":58395000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":27039000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":27039000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":54536000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":54536000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":27497000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":27497000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":92884000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":92884000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":38348000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":38348000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":116168000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":116168000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":116168000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":15257000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":15257000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":8500000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":8500000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":-6757000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":-6757000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":31431000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":31431000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":22931000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":22931000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":57541000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":57541000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":29739000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":29739000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":67599000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":67599000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":37860000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":37860000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":87112000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":19513000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":109294000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":30332000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":35808000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":5476000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"ContractsInForceSubjectToParticipationThroughReinsuranceValue":{"label":"Contracts in Force Subject to Participation Through Reinsurance, Value (Deprecated 2013-01-31)","description":"The value of insurance contracts that are subject to reinsurance participation agreements (risk assumed from other insurers).","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":5600000000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":5400000000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012"}]}},"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":"2010-01-01","end":"2010-12-31","val":27468000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":39928000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":39928000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":51886000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":51886000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":51886000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":71709000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":71709000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":29395000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"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":"2010-01-01","end":"2010-12-31","val":4198000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":-12719000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":-12719000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":-3863000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":-3863000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":-3863000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":-26259000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":-26259000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":22538000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"DeferredIncomeTaxLiabilities":{"label":"Deferred Tax Liabilities, Gross","description":"Amount of deferred tax liability attributable to taxable temporary differences.","units":{"USD":[{"end":"2010-12-31","val":57857000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"end":"2010-12-31","val":57857000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"end":"2010-12-31","val":57857000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2010Q4I"},{"end":"2011-06-30","val":46695000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2011Q2I"},{"end":"2011-09-30","val":64851000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":46481000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"end":"2011-12-31","val":46481000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":46481000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":46481000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":342193000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-03-31","val":36217000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":44023000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":52795000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":351720000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":351720000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-12-31","val":332404000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":341080000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-12-31","val":351818000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"DeferredPolicyAcquisitionCostAmortizationExpense":{"label":"Deferred Policy Acquisition Costs, Amortization Expense","description":"Amount of amortization expense (reversal of expense) for deferred policy acquisition costs.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":115163000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2009-01-01","end":"2009-12-31","val":96449000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":42006000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-04-01","end":"2010-06-30","val":18237000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":74614000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":32608000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":96449000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":96449000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":27489000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":66337000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":66337000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":38848000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":38848000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":96246000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":96246000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":29909000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":29909000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":133088000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":133088000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":133088000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":31711000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":31711000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":63060000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":63060000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":31349000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":31349000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":91463000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":91463000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":28403000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":28403000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":121922000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":121922000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":121922000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":30804000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":30804000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":59656000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":59656000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":28852000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":28852000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":83900000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":83900000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":24244000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":24244000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":108233000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":108233000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":28579000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":28579000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":55837000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":55837000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":27258000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":27258000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":79304000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":23467000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":115154000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":27652000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":55722000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":28070000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"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":"2010-01-01","end":"2010-12-31","val":4100000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":7800000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":7800000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":12800000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":12800000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":12800000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":15800000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":15800000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":7200000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"DeferredPolicyAcquisitionCostAmortizationExpenseUnrealizedInvestmentGainsLosses":{"label":"Deferred Policy Acquisition Cost, Unrealized Investment Gain (Loss) (Deprecated 2016-01-31)","description":"Amount of increase (decrease) in deferred policy acquisition cost (DAC) due to unrealized investment gain (loss).","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":29853000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":17827000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":17827000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":23740000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":23740000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":23740000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":-54560000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":-54560000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":9501000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"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":691939000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"end":"2010-12-31","val":691939000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"end":"2010-12-31","val":691939000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"end":"2010-12-31","val":7200000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010Q4I"},{"end":"2011-06-30","val":702458000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2011Q2I"},{"end":"2011-09-30","val":715134000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":722542000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"end":"2011-12-31","val":722542000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":722542000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":722542000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":9800000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2011-12-31","val":722542000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2011Q4I"},{"end":"2012-03-31","val":713377000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":708220000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":698283000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":6600000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":9800000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2012-12-31","val":705397000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012Q4I"},{"end":"2013-12-31","val":6600000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":785706000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":785706000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":785706000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-06-30","val":774530000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":795452000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":802919000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":802919000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":802919000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":792992000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":826083000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"DeferredPolicyAcquisitionCostsAdditions":{"label":"Deferred Policy Acquisition Cost, Capitalization","description":"Amount of deferred policy acquisition cost capitalized.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":191801000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":181518000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":181518000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":128517000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":128517000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":128517000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":133982000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":133982000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":141868000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"DeferredPolicyAcquisitionCostsNet":{"label":"Deferred Policy Acquisition Costs, Net (Deprecated 2014-01-31)","description":"The unamortized portion as of the balance sheet date of capitalized acquisition costs that are related directly to the successful acquisition of new and renewal insurance contracts.","units":{"USD":[{"end":"2009-12-31","val":626440000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2009Q4I"},{"end":"2010-12-31","val":691939000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2010Q4I"},{"end":"2010-12-31","val":691939000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2011-12-31","val":722542000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011Q4I"},{"end":"2011-12-31","val":722542000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":705397000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2012-12-31","val":705397000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":705397000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":705397000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":705397000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2013-03-31","val":709329000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":753105000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":768309000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":785706000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q4I"},{"end":"2013-12-31","val":785706000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2014-03-31","val":774741000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"}]}},"DeferredSalesInducementsAdditions":{"label":"Deferred Sale Inducement Cost, Capitalization","description":"Amount of deferred sale inducement cost capitalized.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":22917000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":8898000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":17486000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":28985000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":51093000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":5117000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":5225000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":5225000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":12386000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":12386000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":232788000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":46709000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":46709000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":1314000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":158000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":2965000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-12-31","val":31758000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":31758000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":31758000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":26159000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":26159000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":18355000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"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":"2010-01-01","end":"2010-12-31","val":7373000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":4981000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":-4981000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":7406000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":-7406000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":-7406000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":15924000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":15924000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":-1802000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"DeferredSalesInducementsAmortizationExpense":{"label":"Deferred Sales Inducement Cost, Amortization Expense","description":"Amount of amortization expense (reversal of expense) for deferred sales inducement cost.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":22108000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":29819000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":29819000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":27261000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":27261000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":27261000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":25357000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":25357000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":26357000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"DeferredSalesInducementsNet":{"label":"Deferred Sale Inducement Cost","description":"Amount of deferred sale inducement cost capitalized on contract remaining in force.","units":{"USD":[{"end":"2009-12-31","val":122232000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2009Q4I"},{"end":"2010-12-31","val":143844000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"end":"2010-12-31","val":143844000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"end":"2010-12-31","val":143844000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"end":"2010-12-31","val":143844000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2010-12-31","val":143844000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2010Q4I"},{"end":"2011-06-30","val":146045000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2011Q2I"},{"end":"2011-09-30","val":151414000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":155753000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"end":"2011-12-31","val":155753000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":155753000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":155753000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":155753000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2011-12-31","val":155753000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2011-12-31","val":155753000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2011Q4I"},{"end":"2012-03-31","val":155222000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":152360000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":150939000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":152844000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":152844000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":152844000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":152844000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":152844000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2012-12-31","val":152844000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012Q4I"},{"end":"2013-03-31","val":154673000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":166984000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":168206000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":169570000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":169570000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":169570000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":169570000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":169570000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":163038000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":159143000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":160614000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":159766000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":159766000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":159766000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":152352000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":156371000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"DeferredTaxAssetsCapitalLossCarryforwards":{"label":"Deferred Tax Assets, Capital Loss Carryforwards","description":"Amount before allocation of valuation allowances of deferred tax asset attributable to deductible capital loss carryforwards.","units":{"USD":[{"end":"2011-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2012-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2013-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"}]}},"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":295712000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-12-31","val":296666000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":296666000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-12-31","val":325205000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":333881000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-12-31","val":320143000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","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":-850000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-12-31","val":-4690000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":-4690000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-12-31","val":-4315000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":6000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-12-31","val":6000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions":{"label":"Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Pensions","description":"Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from pension benefits.","units":{"USD":[{"end":"2011-12-31","val":7841000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-12-31","val":8461000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":8461000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-12-31","val":9055000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":9055000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-12-31","val":11333000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities":{"label":"Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Accrued Liabilities","description":"Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from accrued liabilities.","units":{"USD":[{"end":"2011-12-31","val":6535000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-12-31","val":7380000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":7380000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-12-31","val":6778000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":6778000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-12-31","val":5588000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"DeferredTaxAssetsUnrealizedCurrencyLosses":{"label":"Deferred Tax Assets, Unrealized Currency Losses","description":"Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from unrealized losses on foreign currency transactions.","units":{"USD":[{"end":"2013-12-31","val":4355000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-12-31","val":4318000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"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":46481000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-12-31","val":55054000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":55054000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":55054000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":55054000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":55054000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-03-31","val":36556000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":22491000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":22501000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":7199000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":7199000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":7199000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":7199000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":7199000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":22622000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":30256000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":36421000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":31675000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":31675000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":31675000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":44987000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":40001000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"DeferredTaxLiabilitiesOther":{"label":"Deferred Tax Liabilities, Other","description":"Amount of deferred tax liability attributable to taxable temporary differences classified as other.","units":{"USD":[{"end":"2011-12-31","val":35000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-12-31","val":337000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":337000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-12-31","val":46000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":4367000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-12-31","val":4696000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"DeferredTaxLiabilitiesPropertyPlantAndEquipment":{"label":"Deferred Tax Liabilities, Property, Plant and Equipment","description":"Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment.","units":{"USD":[{"end":"2011-12-31","val":3249000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-12-31","val":2342000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":2342000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-12-31","val":897000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":897000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-12-31","val":757000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"DeferredTaxLiabilitiesUnrealizedCurrencyTransactionGains":{"label":"Deferred Tax Liabilities, Unrealized Currency Transaction Gains","description":"Amount of deferred tax liability attributable to taxable temporary differences from unrealized gains on foreign currency transactions.","units":{"USD":[{"end":"2011-12-31","val":-3276000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-12-31","val":-4118000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2012-12-31","val":-4118000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2013-12-31","val":-4355000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"}]}},"DeferredTaxLiabilitiesUnrealizedGainsOnTradingSecurities":{"label":"Deferred Tax Liabilities, Unrealized Gains on Trading Securities","description":"Amount of deferred tax liability attributable to taxable temporary differences from unrealized gains on trading securities.","units":{"USD":[{"end":"2011-12-31","val":37025000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-12-31","val":45927000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":45927000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-12-31","val":21150000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":21150000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-12-31","val":25185000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"DefinedBenefitPlanAccumulatedBenefitObligation":{"label":"Defined Benefit Plan, Accumulated Benefit Obligation","description":"Amount of actuarial present value of benefits attributed to employee service rendered, excluding assumptions about future compensation level.","units":{"USD":[{"end":"2011-12-31","val":21900000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-12-31","val":23500000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":23500000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-12-31","val":21200000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":21200000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-12-31","val":23300000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"DefinedBenefitPlanAmortizationOfNetGainsLosses":{"label":"Defined Benefit Plan, Amortization of Net Gains (Losses) (Deprecated 2013-01-31)","description":"The amounts in accumulated other comprehensive income related to gains and losses that are not recognized immediately and are expected to be recognized as components of net periodic benefit cost over the next fiscal year that follows the most recent annual statement of financial position presented.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":66000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012"}]}},"DefinedBenefitPlanAmortizationOfNetPriorServiceCostCredit":{"label":"Defined Benefit Plan, Amortization of Net Prior Service Cost (Credit) (Deprecated 2013-01-31)","description":"The amounts in accumulated other comprehensive income related to prior service cost or credit expected to be recognized as components of net periodic benefit cost over the next fiscal year that follows the most recent annual statement of financial position presented.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":103000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012"}]}},"DefinedBenefitPlanFutureAmortizationOfGainLoss":{"label":"Defined Benefit Plan, Future Amortization of Gain (Loss) (Deprecated 2017-01-31)","description":"Amount included in accumulated other comprehensive income (AOCI) related to gain (loss) expected to be recognized as components of net periodic benefit cost for the fiscal year that follows the most recent annual statement of financial position.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"DefinedBenefitPlanFutureAmortizationOfPriorServiceCostCredit":{"label":"Defined Benefit Plan, Future Amortization of Prior Service Cost (Credit) (Deprecated 2017-01-31)","description":"Amount included in accumulated other comprehensive income (AOCI) related to prior service cost (credit) expected to be recognized as components of net periodic benefit cost for the fiscal year that follows the most recent annual statement of financial position.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":103000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":103000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"DefinedContributionPlanCostRecognized":{"label":"Defined Contribution Plan, Cost","description":"Amount of cost for defined contribution plan.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":323000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012"}]}},"DefinedContributionPlanEmployerDiscretionaryContributionAmount":{"label":"Defined Contribution Plan, Employer Discretionary Contribution Amount","description":"Amount of discretionary contributions made by an employer to a defined contribution plan.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":410000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013"}]}},"DefinedContributionPlanEmployerMatchingContributionPercent":{"label":"Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay","description":"Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan.","units":{"pure":[{"start":"2012-01-01","end":"2012-12-31","val":0.01,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":0.03,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0.03,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"DefinedContributionPlanMaximumAnnualContributionPerEmployeePercent":{"label":"Defined Contribution Plan, Maximum Annual Contribution Per Employee, Percent (Deprecated 2013-01-31)","description":"Maximum percentage of employee gross pay, by the terms of the plan, that the employer may contribute to a defined contribution plan.","units":{"pure":[{"start":"2012-01-01","end":"2012-12-31","val":0.02,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012"}]}},"DepreciationAmortizationAndAccretionNet":{"label":"Depreciation, Amortization and Accretion, Net","description":"The aggregate net amount of depreciation, amortization, and accretion recognized during an accounting period. As a noncash item, the net amount 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":-502000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":2191000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":3475000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":2386000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":4727000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":195000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":390000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":390000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":603000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":4019000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":792000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":5251000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":5251000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":10823000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":1417000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":1113000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":2841000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":4246000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":4246000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":5688000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":5688000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":5688000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":1406000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":1406000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":2813000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":2813000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":3742000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":3742000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":4674000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":4674000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":883000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":883000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":1741000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":1741000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":2522000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":3421000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":841000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":1671000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"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":"2010-12-31","val":80284000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"end":"2010-12-31","val":80284000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"end":"2010-12-31","val":80284000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2010Q4I"},{"end":"2011-06-30","val":97698000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2011Q2I"},{"end":"2011-09-30","val":17769000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":30844000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"end":"2011-12-31","val":30844000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":30844000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":30844000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":30844000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-03-31","val":83693000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2012-03-31","val":57890000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1I"},{"end":"2012-06-30","val":65555000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":87833000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2012-09-30","val":130967000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":57890000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":57890000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":57890000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":57890000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":57890000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-03-31","val":130967000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":121890000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":119276000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":169314000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":169314000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":169314000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":169314000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":169314000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":134916000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":146514000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":109812000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":114287000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":114287000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":114287000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":95987000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":72527000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"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":"2011-12-31","val":47129000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":47129000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":47129000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-03-31","val":72470000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1I"},{"end":"2012-06-30","val":76737000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":98396000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2012-09-30","val":149895000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":72470000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":72470000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":72470000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":72470000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-06-30","val":138114000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":136742000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":187399000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":187399000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":187399000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":187399000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":187399000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":153437000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":163770000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":127622000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":133236000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":133236000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":133236000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":111627000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":88109000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"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":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":0.35,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":0.35,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":0.35,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0.35,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"EffectOfExchangeRateOnCashAndCashEquivalents":{"label":"Effect of Exchange Rate on Cash and Cash Equivalents","description":"Amount of increase (decrease) from the effect of exchange rate changes on cash and cash equivalent balances held in foreign currencies.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-70000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-95000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":-137000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":-308000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":-308000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-75000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-134000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":-134000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":-154000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":-154000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":-217000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":-217000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":-217000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":386000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":386000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":286000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":286000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":307000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":307000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":221000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":221000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":221000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":590000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":590000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":592000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":593000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":555000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":555000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":652000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":652000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-511000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":-511000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-633000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":-633000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":-635000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":-913000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":41000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-12000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"EmployeeServiceShareBasedCompensationCashReceivedFromExerciseOfStockOptions":{"label":"Employee Service Share-based Compensation, Cash Received from Exercise of Stock Options (Deprecated 2017-01-31)","description":"Aggregate proceeds received by the entity during the annual period from exercises of stock or unit options and conversion of similar instruments granted under equity-based payment arrangements.","units":{"USD":[{"start":"2011-01-01","end":"2011-06-30","val":167000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-07-01","end":"2011-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":513000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":300000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":400000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":400000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":500000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":300000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":300000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":400000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":400000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":400000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":400000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":700000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":700000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":400000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":400000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":600000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":600000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":700000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":1100000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":300000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":600000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized":{"label":"Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount","description":"Amount of cost not yet recognized for nonvested award under share-based payment arrangement.","units":{"USD":[{"end":"2011-06-30","val":3100000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2I"},{"end":"2011-09-30","val":1700000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":1600000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-03-31","val":1600000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1I"},{"end":"2012-06-30","val":2200000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2012-06-30","val":2200000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":2000000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2012-09-30","val":2000000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3I"},{"end":"2012-12-31","val":2700000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":2700000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-03-31","val":4100000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2013-03-31","val":4100000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1I"},{"end":"2013-06-30","val":4400000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2013-06-30","val":4400000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2I"},{"end":"2013-09-30","val":4600000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2013-09-30","val":5900000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3I"},{"end":"2013-12-31","val":5900000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":5900000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":7100000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2014-03-31","val":7100000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1I"},{"end":"2014-06-30","val":7700000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2014-06-30","val":7700000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":7700000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":9300000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"},{"end":"2015-03-31","val":8400000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":7300000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions":{"label":"Share-based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount","description":"Amount of cost to be recognized for option under share-based payment arrangement.","units":{"USD":[{"end":"2009-12-31","val":1800000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2009Q4I"},{"end":"2010-12-31","val":2200000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2010Q4I"},{"end":"2011-12-31","val":2200000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-06-30","val":1900000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":1600000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":1700000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":1700000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2012-12-31","val":1700000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012Q4I"},{"end":"2013-03-31","val":1800000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":1900000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":1900000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":3700000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":3700000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":3400000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":3100000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":2700000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":2300000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"},{"end":"2015-03-31","val":2000000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":1800000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense":{"label":"Share-based Payment Arrangement, Expense, Tax Benefit","description":"Amount of tax benefit for recognition of expense of award under share-based payment arrangement.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":300000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":800000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":-900000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":-900000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-200000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":200000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":-100000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":100000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":400000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":400000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":400000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":500000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":500000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":1000000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":1000000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":500000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":1400000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":1400000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":200000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":2000000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":2000000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":600000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":-600000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":800000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":800000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":300000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":-300000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":800000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":1500000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":300000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-600000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":300000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLoss":{"label":"Fair Value, Asset, Recurring Basis, Still Held, Unrealized Gain (Loss)","description":"Amount of unrealized gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3) and still held.","units":{"USD":[{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":107897000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":2821000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":44200000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":44200000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":43313000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":29895000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":747000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":40350000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-6843000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-17830000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":-11922000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLossIncludedInOtherIncome":{"label":"Fair Value, Assets Measured on Recurring Basis, Change in Unrealized Gain (Loss) Included in Other Income (Deprecated 2013-01-31)","description":"This item represents the amount of the total change in unrealized (holding) gains or losses for the period which are included in the statement of income (or changes in net assets) in other income. Such unrealized (holding) gains or losses relate to those assets still held at the reporting date for which fair value is measured on a recurring basis using significant unobservable inputs (Level 3).","units":{"USD":[{"start":"2011-01-01","end":"2011-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"}]}},"FairValueLiabilitiesMeasuredOnRecurringBasisChangeInUnrealizedGainLoss":{"label":"Fair Value, Liability, Recurring Basis, Still Held, Unrealized Gain (Loss)","description":"Amount of unrealized gain (loss) recognized in income from liability measured at fair value on recurring basis using unobservable input (level 3) and still held.","units":{"USD":[{"start":"2012-01-01","end":"2012-09-30","val":-583000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":68000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":1337000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":1551000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":3742000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":2190000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-5343000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":5343000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":-1601000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":1601000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":7419000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":5725000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":2085000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":1667000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":3091000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":3091000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":1006000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":1006000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":3266000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":175000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":44722000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-787000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-1600000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":-813000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"FairValueLiabilitiesMeasuredOnRecurringBasisChangeInUnrealizedGainLossIncludedInOtherIncome":{"label":"Fair Value, Liabilities Measured on Recurring Basis, Change in Unrealized Gain (Loss) Included in Other Income (Deprecated 2013-01-31)","description":"This item represents the amount of the total change in unrealized (holding) gains or losses for the period which are included in the statement of income (or changes in net assets) in other income. Such unrealized (holding) gains or losses relate to those liabilities still held at the reporting date for which fair value is measured on a recurring basis using significant unobservable inputs (Level 3).","units":{"USD":[{"start":"2011-01-01","end":"2011-06-30","val":865000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":196000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":1642000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":1375000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-1674000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-30000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-651000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":-651000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":-621000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":-621000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":-583000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":68000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":1337000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-1551000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-3742000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":-2190000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"}]}},"FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1":{"label":"Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings","description":"Amount of gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3).","units":{"USD":[{"start":"2011-01-01","end":"2011-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":548000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":45799000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":45799000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":45251000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":45251000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":49278000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":3479000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":68616000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"start":"2014-01-01","end":"2014-12-31","val":548000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-8287000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-17069000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":-8782000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss":{"label":"Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Other Comprehensive Income (Loss)","description":"Amount of gain (loss) recognized in other comprehensive income (OCI) from asset measured at fair value on recurring basis using unobservable input (level 3).","units":{"USD":[{"start":"2011-01-01","end":"2011-06-30","val":-259000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":-1115000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-2060000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":-1802000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-3084000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":897000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":897000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":897000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":897000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":897000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":897000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":897000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues":{"label":"Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Issuances","description":"Amount of issuances 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":[{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases":{"label":"Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases","description":"Amount of purchases 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":[{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":15337000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-04-01","end":"2014-06-30","val":18232000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-12-31","val":73937000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":18456000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":39929000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":21473000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements":{"label":"Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases, (Sales), Issuances, (Settlements)","description":"Amount of purchases, (sales), issuances and (settlements) 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":[{"start":"2011-01-01","end":"2011-06-30","val":632000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":787000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":602000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":-30000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":601000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":34946000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":68599000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":33653000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":108780000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":40181000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"}]}},"FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales":{"label":"Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Sales","description":"Amount of sale 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":[{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements":{"label":"Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Settlements","description":"Amount of settlement 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":[{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":50283000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-04-01","end":"2014-06-30","val":51885000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-12-31","val":197580000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":28469000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":64620000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":36151000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet":{"label":"Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers, Net","description":"Amount of transfer of financial instrument classified as an asset into (out of) level 3 of the fair value hierarchy.","units":{"USD":[{"start":"2011-01-01","end":"2011-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-14363000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-9015000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-9015000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":-9015000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":-9015000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":-9015000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-9015000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":-9015000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":169314000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":169314000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"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":"2010-12-31","val":26166000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2010-12-31","val":26166000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2010-12-31","val":26166000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010Q4I"},{"end":"2011-03-31","val":27177000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q1I"},{"end":"2011-06-30","val":25275000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-06-30","val":25276000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q2I"},{"end":"2011-09-30","val":23504000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":8118000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":8118000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":8118000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2011-12-31","val":8118000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2011-12-31","val":8118000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2011-12-31","val":8118000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2011-12-31","val":8118000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011Q4I"},{"end":"2012-03-31","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2012-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-03-31","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2012-06-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2012-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-06-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q2I"},{"end":"2012-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2012-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3I"},{"end":"2012-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2012-12-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2012-12-31","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2012-12-31","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2012-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012Q4I"},{"end":"2013-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2013-03-31","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2013-03-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-03-31","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2013-06-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2013-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-06-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q2I"},{"end":"2013-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2013-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3I"},{"end":"2013-12-31","val":169314000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":169314000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":169314000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":169314000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":169314000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2013-12-31","val":169314000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2013-12-31","val":169314000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2013Q4I"},{"end":"2014-03-31","val":134916000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2014-03-31","val":134916000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2014-03-31","val":134916000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-03-31","val":134916000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q1I"},{"end":"2014-06-30","val":146514000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2014-06-30","val":146514000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2014-06-30","val":146514000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":109812000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":114287000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":114287000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":114287000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":95987000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2015-03-31","val":95987000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q1I"},{"end":"2015-06-30","val":72527000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings":{"label":"Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings","description":"Amount of gain (loss) recognized in income from liability measured at fair value on recurring basis using unobservable input (level 3).","units":{"USD":[{"start":"2011-01-01","end":"2011-06-30","val":-865000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":-196000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-2240000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":-1375000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-2308000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-7000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":587000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":587000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":594000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":594000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":422000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":422000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":-166000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":-166000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":1144000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":1144000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":1481000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":1481000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":2966000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":2966000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":1484000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":1484000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":3976000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":3976000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":1010000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":1010000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":5725000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":5725000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":2651000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":47430000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":47430000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":44779000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":44779000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":51529000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":4099000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":73851000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"start":"2014-01-01","end":"2014-12-31","val":2651000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-12383000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-22036000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":-9653000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInOtherComprehensiveIncome":{"label":"Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Other Comprehensive Income (Loss)","description":"Amount of gain (loss) recognized in other comprehensive income (OCI) from liability measured at fair value on recurring basis using unobservable input (level 3).","units":{"USD":[{"start":"2011-01-01","end":"2011-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityIssues":{"label":"Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Issuances","description":"Amount of issuances 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":[{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchases":{"label":"Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Purchases","description":"Amount of purchases 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":[{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":15337000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":33569000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":18232000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-12-31","val":73937000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":18456000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":39929000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":21473000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchasesSalesIssuancesSettlements":{"label":"Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Purchases, (Sales), Issuances, (Settlements)","description":"Amount of purchases, (sales), issuances and (settlements) 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":[{"start":"2011-01-01","end":"2011-06-30","val":557000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":225000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":557000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":557000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":17000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":17000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":17000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":66000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":66000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":48000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":48000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":73000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":-73000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":126000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":126000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":1314000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":-1314000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":1187000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":1187000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":2141000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":-2141000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":827000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":827000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-2504000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":35453000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-69340000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":33887000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-109541000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":40201000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"}]}},"FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySales":{"label":"Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Sales","description":"Amount of sales 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":[{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements":{"label":"Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Settlements","description":"Amount of settlements 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":[{"start":"2013-01-01","end":"2013-12-31","val":2504000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":50790000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":102909000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":52119000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-12-31","val":198634000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":28578000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":65017000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":36439000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityTransfersNet":{"label":"Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Transfers, Net","description":"Amount of transfers of financial instrument classified as a liability into (out of) level 3 of the fair value hierarchy.","units":{"USD":[{"start":"2011-01-01","end":"2011-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":187399000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":187399000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"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":"2010-12-31","val":4512000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2010-12-31","val":4512000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2010-12-31","val":4512000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010Q4I"},{"end":"2011-03-31","val":3511000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q1I"},{"end":"2011-06-30","val":3090000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-06-30","val":3090000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q2I"},{"end":"2011-09-30","val":1715000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":1647000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":1647000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":1647000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2011-12-31","val":1647000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2011-12-31","val":1647000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2011-12-31","val":1647000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2011-12-31","val":1647000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011Q4I"},{"end":"2012-03-31","val":1623000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2012-03-31","val":1623000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-03-31","val":1623000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":2217000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2012-06-30","val":2217000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2012-06-30","val":2217000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-06-30","val":2217000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q2I"},{"end":"2012-09-30","val":2003000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2012-09-30","val":2003000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3I"},{"end":"2012-12-31","val":2718000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":2718000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":2718000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":2718000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":2718000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2012-12-31","val":2718000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2012-12-31","val":2718000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2012-12-31","val":2718000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2012-12-31","val":2718000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012Q4I"},{"end":"2013-03-31","val":4073000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2013-03-31","val":4073000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2013-03-31","val":4073000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-03-31","val":4073000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":4370000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2013-06-30","val":4370000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2013-06-30","val":4370000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-06-30","val":4370000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q2I"},{"end":"2013-09-30","val":4553000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2013-09-30","val":4553000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3I"},{"end":"2013-12-31","val":193338000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":193338000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":193338000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":193338000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":193338000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2013-12-31","val":193338000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2013-12-31","val":193338000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2013Q4I"},{"end":"2014-03-31","val":160536000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2014-03-31","val":160536000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2014-03-31","val":160536000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-03-31","val":160536000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q1I"},{"end":"2014-06-30","val":171428000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2014-06-30","val":171428000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2014-06-30","val":171428000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":135326000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":142492000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":142492000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":142492000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":119987000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2015-03-31","val":119987000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q1I"},{"end":"2015-06-30","val":95368000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"GainLossOnDispositionOfAssets":{"label":"Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property","description":"Amount of gain (loss) on sale or disposal of property, plant and equipment assets, excluding oil and gas property and timber property.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":235000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":233000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":233000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":-478000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"GainLossOnInvestments":{"label":"Gain (Loss) on Investments","description":"Amount of realized and unrealized gain (loss) on investment.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-4145000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":6932000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":6932000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":3582000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":6520000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":6082000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":6082000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":6082000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":1167000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":7743000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":7743000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":8112000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":8112000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":13201000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":13201000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":13201000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":2313000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":2313000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":3914000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":3914000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":7199000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":7199000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":8653000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":8653000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":1513000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":1513000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":4578000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":4578000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":7225000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":11605000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":978000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":5236000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"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":354000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-70000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-04-01","end":"2010-06-30","val":137000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":2017000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":2087000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":6204000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":6204000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":3092000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":3582000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":3582000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":490000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":490000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":6542000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":6542000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":2960000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":2960000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":6202000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":6202000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":6202000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":1366000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":1366000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":3791000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":3791000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":2425000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":2425000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":9242000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":9242000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":5451000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":5451000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":14541000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":14541000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":14541000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":2374000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":2374000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":4153000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":4153000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":1779000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":1779000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":7451000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":7451000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":3298000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":3298000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":8958000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":8958000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":1548000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":1548000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":4613000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":4613000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":3065000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":3065000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":6782000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":2169000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":11755000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":978000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":5343000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":4365000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"GainLossOnSaleOfMortgageLoans":{"label":"Gain (Loss) on Sale of Mortgage Loans","description":"The gains (losses) included in earnings that represent the difference between the sale price and the carrying value of loans made to finance real estate acquisitions. This element refers to the gain (loss) and not to the cash proceeds of the sale. This element is a noncash adjustment to net income when calculating net cash generated by operating activities using the indirect method.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":-387000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":-609000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":-609000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":-638000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":-638000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":-638000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"GainLossOnSaleOfOtherInvestments":{"label":"Gain (Loss) on Sale of Other Investments","description":"Amount of gain (loss) included in earnings for investments classified as other.","units":{"USD":[{"start":"2011-01-01","end":"2011-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":12000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":12000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":12000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":12000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-478000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":-478000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"}]}},"GainLossOnSaleOfSecuritiesNet":{"label":"Gain (Loss) on Sale of Securities, Net (Deprecated 2018-01-31)","description":"The net gain (loss) realized from the sale, exchange, redemption, or retirement of securities, not separately or otherwise categorized as trading, available-for-sale, or held-to-maturity.","units":{"USD":[{"start":"2012-07-01","end":"2012-09-30","val":2700000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":2700000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012"}]}},"GainsLossesOnSalesOfInvestmentRealEstate":{"label":"Gains (Losses) on Sales of Investment Real Estate","description":"The net gain (loss) resulting from sales and other disposals of real estate owned for investment purposes.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":-178000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-09-30","val":50000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-70000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":-70000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":159000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":159000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":-2485000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":2485000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":-2644000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":2644000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":2485000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":2485000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":2485000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":55000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":55000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":55000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":55000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":262000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":262000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":89000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":89000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":134000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":134000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":45000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":45000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":954000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":820000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":955000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"HeldToMaturitySecurities":{"label":"Debt Securities, Held-to-maturity","description":"Amount of investment in debt security measured at amortized cost (held-to-maturity).","units":{"USD":[{"end":"2010-12-31","val":4977516000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"end":"2010-12-31","val":4977516000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"end":"2010-12-31","val":4977516000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2010Q4I"},{"end":"2011-06-30","val":5302866000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2011Q2I"},{"end":"2011-09-30","val":5484905000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":5641909000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"end":"2011-12-31","val":5641909000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":5641909000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":5641909000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":5641909000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-03-31","val":5673932000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":5738777000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":5849916000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":5962120000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":5962120000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":5962120000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":5962120000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":5962120000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-03-31","val":6078141000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":6232872000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":6345116000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":6510320000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":6510320000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":6510320000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":6510320000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":6510320000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":6605854000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":6641083000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":6898038000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":6841543000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":6841543000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":6841543000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":7042233000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":7121439000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain":{"label":"Debt Securities, Held-to-maturity, Accumulated Unrecognized Gain","description":"Amount of accumulated unrecognized gain on investment in debt security measured at amortized cost (held-to-maturity).","units":{"USD":[{"end":"2013-12-31","val":281623000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":281623000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":281623000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-06-30","val":374085000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":339495000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":357805000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":357805000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":357805000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":434263000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":302044000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss":{"label":"Debt Securities, Held-to-maturity, Accumulated Unrecognized Loss","description":"Amount of accumulated unrealized loss on investment in debt security measured at amortized cost (held-to-maturity).","units":{"USD":[{"end":"2013-12-31","val":135799000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":135799000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":135799000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-06-30","val":35823000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":42092000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":23905000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":23905000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":23905000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":6363000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":52887000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss":{"label":"Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss","description":"Amount of accumulated unrealized loss on investment in debt security measured at amortized cost (held-to-maturity), in continuous loss position for 12 months or longer.","units":{"USD":[{"end":"2013-12-31","val":14179000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":14179000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":14179000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-06-30","val":35477000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":39946000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":20598000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":20598000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":20598000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":5119000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":17412000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLosses":{"label":"Held-to-maturity Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses (Deprecated 2013-01-31)","description":"This item represents the excess of amortized cost basis over fair value of securities that have been in a loss position for twelve months or longer for those securities which are categorized as held-to-maturity.","units":{"USD":[{"end":"2011-12-31","val":12620000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2011-12-31","val":12620000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":12620000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2012-06-30","val":6835000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":4222000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":2579000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q4I"},{"end":"2012-12-31","val":2579000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":2579000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2013-03-31","val":2116000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":2042000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"}]}},"HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAggregateLosses":{"label":"Held-to-maturity Securities, Continuous Unrealized Loss Position, Aggregate Losses (Deprecated 2013-01-31)","description":"This item represents the excess of amortized cost basis over fair value of securities in a loss position and which are categorized as held-to-maturity.","units":{"USD":[{"end":"2011-12-31","val":21350000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2011-12-31","val":21350000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":21350000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2012-06-30","val":10610000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":4998000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":5097000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q4I"},{"end":"2012-12-31","val":5097000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":5097000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2013-03-31","val":7417000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":84709000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"}]}},"HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue":{"label":"Debt Securities, Held-to-maturity, Unrealized Loss Position, Fair Value","description":"Fair value of investment in debt security measured at amortized cost (held-to-maturity), in unrealized loss position.","units":{"USD":[{"end":"2011-12-31","val":446929000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":446929000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":446929000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-06-30","val":311798000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":230077000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":410636000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":410636000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":410636000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":410636000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":410636000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-03-31","val":492469000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":1837817000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":1988254000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":2455712000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":2455712000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":2455712000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":2455712000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":2455712000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":1917762000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":1390944000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":1726021000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":1135105000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":1135105000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":1135105000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":560967000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":2126866000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss":{"label":"Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss","description":"Amount of accumulated unrealized loss on investment in debt security measured at amortized cost (held-to-maturity), in continuous loss position for less than 12 months.","units":{"USD":[{"end":"2013-12-31","val":121620000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":121620000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":121620000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-06-30","val":346000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":2146000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":3307000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":3307000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":3307000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":1244000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":35475000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLosses":{"label":"Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses (Deprecated 2013-01-31)","description":"This item represents the excess of amortized cost basis over fair value of securities that have been in a loss position for less than twelve months for those securities which are categorized as held-to-maturity.","units":{"USD":[{"end":"2011-12-31","val":8730000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2011-12-31","val":8730000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":8730000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2012-06-30","val":3775000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":776000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":2518000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q4I"},{"end":"2012-12-31","val":2518000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":2518000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2013-03-31","val":5301000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":82667000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"}]}},"HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue":{"label":"Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value","description":"Fair value of investment in debt security measured at amortized cost (held-to-maturity), in continuous unrealized loss position for less than 12 months.","units":{"USD":[{"end":"2011-12-31","val":275489000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":275489000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":275489000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-06-30","val":237844000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":162362000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":362671000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":362671000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":362671000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":362671000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":362671000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-03-31","val":457269000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":1806543000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":1956395000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":2306154000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":2306154000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":2306154000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":2306154000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":2306154000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":1538768000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":144086000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":469419000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":183821000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":183821000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":183821000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":132157000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":1710436000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue":{"label":"Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value","description":"Fair value of investment in debt security measured at amortized cost (held-to-maturity), in continuous unrealized loss position for 12 months or longer.","units":{"USD":[{"end":"2011-12-31","val":171440000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":171440000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":171440000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-06-30","val":73954000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":67715000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":47965000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":47965000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":47965000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":47965000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":47965000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-03-31","val":35200000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":31274000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":31859000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":149558000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":149558000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":149558000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":149558000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":149558000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":378994000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":1246858000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":1256602000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":951284000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":951284000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":951284000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":428810000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":416430000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount":{"label":"Debt Securities, Held-to-Maturity, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10","description":"Amount of investment in debt security measured at amortized cost (held-to-maturity), 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":"2012-12-31","val":2686026000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-12-31","val":3335564000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-12-31","val":3448906000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount":{"label":"Debt Securities, Held-to-Maturity, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year One Through Five","description":"Amount of investment in debt security measured at amortized cost (held-to-maturity), 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":"2012-12-31","val":758183000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-12-31","val":935765000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-12-31","val":1181707000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount":{"label":"Debt Securities, Held-to-Maturity, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year 10","description":"Amount of investment in debt security measured at amortized cost (held-to-maturity), 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":"2012-12-31","val":270574000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-12-31","val":300341000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-12-31","val":356995000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"HeldToMaturitySecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue":{"label":"Debt Securities, Held-to-maturity, Maturity, Allocated and Single Maturity Date, Rolling within One Year, Fair Value","description":"Fair value of investment in debt security measured at amortized cost (held-to-maturity), with single maturity date and allocated without single maturity date, maturing in next rolling fiscal year following latest fiscal year. For interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.","units":{"USD":[{"end":"2012-12-31","val":384706000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-12-31","val":219206000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-12-31","val":218435000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"HeldToMaturitySecuritiesDebtMaturitiesRollingAfterTenYearsFairValue":{"label":"Debt Securities, Held-to-maturity, Maturity, Allocated and Single Maturity Date, Rolling after 10 Years, Fair Value","description":"Fair value of investment in debt security measured at amortized cost (held-to-maturity), with single maturity date and allocated without single maturity date, maturing after tenth rolling fiscal year following latest fiscal year. For interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.","units":{"USD":[{"end":"2012-12-31","val":289330000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-12-31","val":291934000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-12-31","val":379739000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"HeldToMaturitySecuritiesDebtMaturitiesRollingYearSixThroughTenFairValue":{"label":"Debt Securities, Held-to-maturity, Maturity, Allocated and Single Maturity Date, Rolling after Five Through Ten Years, Fair Value","description":"Fair value of investment in debt security measured at amortized cost (held-to-maturity), with single maturity date and allocated without single maturity date, maturing in sixth through tenth rolling fiscal year following latest fiscal year. For interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.","units":{"USD":[{"end":"2012-12-31","val":2982889000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-12-31","val":3358778000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-12-31","val":3562392000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"HeldToMaturitySecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValue":{"label":"Debt Securities, Held-to-maturity, Maturity, Allocated and Single Maturity Date, Rolling after One Through Five Years, Fair Value","description":"Fair value of investment in debt security measured at amortized cost (held-to-maturity), with single maturity date and allocated without single maturity date, maturing in second through fifth rolling fiscal year following latest fiscal year. For interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.","units":{"USD":[{"end":"2012-12-31","val":841425000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-12-31","val":1036211000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-12-31","val":1309733000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis":{"label":"Debt Securities, Held-to-maturity, Maturity, Allocated and Single Maturity Date, Amortized Cost","description":"Amortized cost of investment in debt security measured at amortized cost (held-to-maturity), with single maturity date and allocated without single maturity date.","units":{"USD":[{"end":"2013-12-31","val":4786130000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-12-31","val":5200961000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue":{"label":"Debt Securities, Held-to-maturity, Maturity, Allocated and Single Maturity Date, Fair Value","description":"Fair value of investment in debt security measured at amortized cost (held-to-maturity), with single maturity date and allocated without single maturity date.","units":{"USD":[{"end":"2013-12-31","val":4906129000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-12-31","val":5470299000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount":{"label":"Debt Securities, Held-to-Maturity, Amortized Cost, Maturity, Allocated and Single Maturity Date, Year One","description":"Amount of investment in debt security measured at amortized cost (held-to-maturity), 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":"2012-12-31","val":380099000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-12-31","val":214460000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-12-31","val":213353000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue":{"label":"Debt Securities, Held-to-maturity, Maturity, without Single Maturity Date, Fair Value","description":"Fair value of investment in debt security measured at amortized cost (held-to-maturity), without single maturity date and not allocated over maturity grouping.","units":{"USD":[{"end":"2012-12-31","val":2005277000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-12-31","val":1750015000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-12-31","val":1705144000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount":{"label":"Debt Securities, Held-to-maturity, Maturity, without Single Maturity Date, Amortized Cost","description":"Amortized cost of investment in debt security measured at amortized cost (held-to-maturity), without single maturity date and not allocated over maturity grouping.","units":{"USD":[{"end":"2012-12-31","val":1867238000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-12-31","val":1724190000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-12-31","val":1640582000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"HeldToMaturitySecuritiesFairValue":{"label":"Debt Securities, Held-to-maturity, Fair Value","description":"Fair value of investment in debt security measured at amortized cost (held-to-maturity).","units":{"USD":[{"end":"2010-12-31","val":5259332000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"end":"2010-12-31","val":5259332000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"end":"2010-12-31","val":5259332,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2010Q4I"},{"end":"2011-06-30","val":5636086000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2011Q2I"},{"end":"2011-09-30","val":5943190000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":6082330,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"end":"2011-12-31","val":6082330000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":6082330000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":6082330000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":6082330000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-03-31","val":6125668000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":6245687000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":6414859000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":6503627000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":6503627000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":6503627000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":6503627000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":6503627000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-03-31","val":6588874000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":6491176000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":6574186000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":6656144000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":6656144000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":6656144000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":6656144000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":6656144000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":6853264000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":6979345000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":7195441000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":7175443000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":7175443000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":7175443000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":7470133000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":7370596000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"HeldToMaturitySecuritiesSoldSecurityAtCarryingValue":{"label":"Held-to-maturity Securities, Sold Security, at Carrying Value (Deprecated 2018-01-31)","description":"For any sales of securities categorized as held-to-maturity, this item represents the net carrying amount of the sold security.","units":{"USD":[{"end":"2012-12-31","val":1000000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"}]}},"HeldToMaturitySecuritiesUnrecognizedHoldingLoss":{"label":"Held-to-maturity Securities, Unrecognized Holding Loss (Deprecated 2013-01-31)","description":"As of the balance sheet date, the excess of carrying value (amortized cost) over fair value of a debt security categorized as held-to-maturity, exclusive of dividend or interest income recognized but not yet received and exclusive of any write-downs for other-than-temporary impairment. Such item represents the gross unrecognized holding loss.","units":{"USD":[{"end":"2011-12-31","val":21350000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2011-12-31","val":21350000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":21350000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2012-06-30","val":10610000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":4998000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":5097000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q4I"},{"end":"2012-12-31","val":5097000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":5097000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2013-03-31","val":7417000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":84709000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"}]}},"HeldtomaturitySecuritiesUnrecognizedHoldingGain":{"label":"Held-to-maturity Securities, Unrecognized Holding Gain (Deprecated 2013-01-31)","description":"As of the balance sheet date, the excess of fair value over carrying value (amortized cost) of a debt security categorized as held-to-maturity, exclusive of dividend or interest income recognized but not yet received and exclusive of any write-downs for other-than-temporary impairment. Such item represents the gross unrecognized holding gain.","units":{"USD":[{"end":"2011-12-31","val":461771000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2011-12-31","val":461771000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":461771000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2012-06-30","val":517520000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":569941000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":546604000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q4I"},{"end":"2012-12-31","val":546604000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":546604000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2013-03-31","val":518150000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":343013000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"}]}},"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":"2009-01-01","end":"2009-12-31","val":13847000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":334000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-04-01","end":"2010-06-30","val":86000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":846000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":538000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":729000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":729000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":0,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":0,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":0,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":1741000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":1741000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":1741000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":1741000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":1752000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":1752000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":1752000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":277000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":277000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":462000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":462000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":185000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":185000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":-788000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":-788000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":-1250000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":-1250000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-1023000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":-1023000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":-1023000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-382000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":-382000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-310000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":-310000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":72000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":72000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-524000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":-524000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":-214000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":-214000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-846000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":-846000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":32000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":32000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":32000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":32000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":32000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":18000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-160000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-158000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":2000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"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":"2009-01-01","end":"2009-12-31","val":69238000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-09-30","val":77935000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":20657000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":104563000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":104563000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":27795000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":47208000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":19413000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":76468000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":76468000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":29261000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":29261000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":82836000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":82836000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":82836000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":29712000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":29712000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":63659000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":63659000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":33947000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":33947000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":102389000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":102389000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":38730000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":38730000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":140581000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":140581000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":140581000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":25314000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":25314000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":64590000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":64590000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":39276000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":39276000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":101436000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":101436000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":36846000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":36846000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":141697000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":141697000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":30062000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":30062000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":72920000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":72920000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":42858000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":42858000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":116248000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":43328000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":157521000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":31423000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":74218000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":42795000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"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":"2010-01-01","end":"2010-06-30","val":57278000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-04-01","end":"2010-06-30","val":30067000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2010Q2"},{"start":"2011-01-01","end":"2011-06-30","val":47208000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":19413000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2011Q2"}]}},"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":23754000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":18058000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-04-01","end":"2010-06-30","val":9255000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":25276000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":7218000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":31666000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":31666000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":9584000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":15207000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":15207000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":5623000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":5623000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":25203000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":25203000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":9996000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":9996000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":27209000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":27209000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":27209000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":9971000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":9971000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":20672000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":20672000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":10701000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":10701000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":35080000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":35080000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":14408000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":14408000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":48023000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":48023000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":48023000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":8682000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":8682000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":20967000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":20967000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":12285000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":12285000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":33031000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":33031000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":12064000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":12064000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":45450000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":45450000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":10236000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":10236000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":23911000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":23911000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":13675000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":13675000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":38773000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":14862000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":51933000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":10097000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":24034000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":13937000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"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":47659000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":35840000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":35600000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":40850000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":40850000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":0,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":24211000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":24211000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":30209000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":30209000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":31331000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":31331000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":31331000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":6539000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":6539000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":33495000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":33495000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":49540000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":49540000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":62540000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":62540000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":62540000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":2484000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":2484000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":22695000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":22695000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":48658000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":48658000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":57350000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":57350000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":11918000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":11918000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":24416000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":24416000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":30515000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":36123000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":5247000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":22647000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"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":"2010-12-31","val":427000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"end":"2010-12-31","val":427000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"end":"2010-12-31","val":427000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2010Q4I"},{"end":"2011-06-30","val":0,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2011Q2I"},{"end":"2011-09-30","val":8447000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":0,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"end":"2011-12-31","val":0,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-03-31","val":0,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":1368000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":5655000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":5655000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":5655000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":5655000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":5655000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":8068000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q4I"},{"end":"2014-03-31","val":1786000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":3434000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":5650000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":7546000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"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":1077000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":1178000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":1178000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":1292000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":1292000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":1292000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":1140000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":1140000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":1076000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"IncomeTaxReconciliationForeignIncomeTaxRateDifferential":{"label":"Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, 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 foreign income tax expense (benefit).","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":-482000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":-24000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":-24000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":245000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":245000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":245000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":-214000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":-214000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":-358000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"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":36597000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":28993000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":28993000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":49204000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":49204000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":49204000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":49594000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":49594000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":55133000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"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":113000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":114000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":114000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":116000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":116000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":116000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"IncomeTaxReconciliationNondeductibleExpenseLifeInsurance":{"label":"Effective Income Tax Rate Reconciliation, Nondeductible Expense, Life Insurance, 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 life insurance expense.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":160000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":160000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":160000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":160000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":160000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":160000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":160000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":160000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":160000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"IncomeTaxReconciliationNondeductibleExpenseMealsAndEntertainment":{"label":"Effective Income Tax Rate Reconciliation, Nondeductible Expense, Meals and Entertainment, 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 meals and entertainment expense.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":30000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":38000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":38000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":110000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":110000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":112000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":120000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":121000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":277000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"IncomeTaxReconciliationNondeductibleExpenseOther":{"label":"Effective Income Tax Rate Reconciliation, Nondeductible Expense, Other, 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 nondeductible expenses.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":7000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":7000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":2000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":2000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2013-01-01","end":"2013-12-31","val":1000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013"}]}},"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":123000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":10000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":10000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":211000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":211000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":211000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":-733000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":-733000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":-49000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"IncomeTaxReconciliationPriorYearIncomeTaxes":{"label":"Effective Income Tax Rate Reconciliation, Prior Year 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 revisions of previously reported income tax expense (benefit).","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":-1944000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":1122000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":1122000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":1244000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":1244000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":1244000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":-273000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":-273000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":1000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"IncomeTaxReconciliationTaxExemptIncome":{"label":"Effective Income Tax Rate Reconciliation, Tax Exempt Income, 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 income (loss) exempt from income taxes.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":1854000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":2033000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":2033000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":1977000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":1977000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":1977000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":2065000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":2065000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":2155000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"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":"2012-01-01","end":"2012-12-31","val":-10617000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":15722000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":-6731000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"IncreaseDecreaseInAccruedInvestmentIncomeReceivable":{"label":"Increase (Decrease) in Accrued Investment Income Receivable","description":"The increase (decrease) during the reporting period in investment income that has been earned but not yet received in cash.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":6699000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":4276000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":9283000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":8148000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":8148000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":8035000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":5967000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":5967000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":10052000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":10052000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":8155000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":8155000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":8155000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":4200000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":4200000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":2301000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":2301000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":5852000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":5852000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":4790000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":4790000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":4790000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":4933000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":4933000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":2224000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":2224000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":3792000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":3792000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":2312000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":2312000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":3197000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":3197000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":449000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":449000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":4889000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":760000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":5418000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":3311000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"IncreaseDecreaseInDeferredIncomeTaxes":{"label":"Increase (Decrease) in Deferred Income Taxes","description":"The increase (decrease) during the reporting period in the account that represents the temporary difference that results from Income or Loss that is recognized for accounting purposes but not for tax purposes and vice versa.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":4437000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":23654000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-9715000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-12517000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-12-31","val":-22538000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-8327000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-15735000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"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":34348000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":50732000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":77107000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":124191000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":124191000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":19730000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":26674000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":26674000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":52324000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":52324000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":65073000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":65073000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":65073000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-2427000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":-2427000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-3664000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":-3664000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":3604000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":3604000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":10623000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":10623000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":10623000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":453000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":453000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":4984000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":4984000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":15433000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":15433000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":26165000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":26165000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-2344000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":-2344000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":6062000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":6062000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":16197000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":18336000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-2919000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":2190000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"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":-4361000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":13308000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":26109000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":38775000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":38775000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":6905000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":7775000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":7775000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":17250000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":17250000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":24245000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":24245000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":24245000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":1923000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":1923000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":3602000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":3602000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":8335000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":8335000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":13536000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":13536000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":13536000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":2748000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":2748000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":5349000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":5349000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":8960000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":8960000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":9664000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":9664000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-648000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":-648000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":1344000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":1344000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":3956000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":7698000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-129000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":2588000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"IncreaseDecreaseInIncomeTaxesPayableNetOfIncomeTaxesReceivable":{"label":"Increase (Decrease) in Income Taxes Payable, Net of Income Taxes Receivable","description":"The increase (decrease) during the reporting period in the amounts payable to taxing authorities for taxes that are based on the reporting entity's earnings, net of amounts receivable from taxing authorities for refunds of overpayments or recoveries of income taxes.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-23898000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-17355000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":-10184000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":-6023000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":-6023000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":9847000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-8555000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":-8555000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":-4353000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":-4353000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":-7971000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":-7971000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":-7971000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":3298000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":3298000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-12757000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":-12757000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":-14391000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":-14391000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":-15054000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":-15054000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":8281000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":8281000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-563000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":-563000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":-14151000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":-14151000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":-7932000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-2138000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":-11853000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-984000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":-13501000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":7691000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2015-01-01","end":"2015-03-31","val":-3294000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-10882000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"IncreaseDecreaseInOperatingLiabilities":{"label":"Increase (Decrease) in Operating Liabilities","description":"The increase (decrease) during the reporting period in the aggregate amount of liabilities that result from activities that generate operating income.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":37415000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":19437000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":554000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":-6230000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":-6230000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-3532000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-2390000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":-2390000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":-322000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":-322000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":-11104000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":-11104000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":-11104000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":2932000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":2932000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":3385000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":3385000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":18416000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":18416000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":13076000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":13076000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":13076000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-7324000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":-7324000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":87000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":87000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":2390000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":2390000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":-660000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":-660000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-213000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":-213000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-2806000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":-2806000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":1848000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":-394000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":6804000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":4658000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"IncreaseDecreaseInOtherOperatingAssets":{"label":"Increase (Decrease) in Other Operating Assets","description":"Amount of increase (decrease) in operating assets classified as other.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":8544000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":14362000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":14268000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":18523000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":21188000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":7329000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":2756000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":2756000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":2599000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":6015000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":-3637000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":1149000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":1149000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":14058000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":4734000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":2232000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":3960000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":6088000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":6088000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":7176000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":7176000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":7176000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":500000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":500000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":2594000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":2594000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":20271000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":20271000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":17343000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":17343000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":1515000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":1515000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":1635000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":1635000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":-28000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":867000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":7227000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":6938000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"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":-748000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-1000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":522000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":1000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":1000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":0,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":0,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":0,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":-111000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":-111000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":-111000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-127000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":-127000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-128000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":-128000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":1000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":1000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-1000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":-1000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":1000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":1000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":-1000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"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":"2009-01-01","end":"2009-12-31","val":35037000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":3483000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":8104000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":22597000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":22597000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":3541000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-5774000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":-5774000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":-3142000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":-3142000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":-219000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":-219000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":-219000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-740000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":-740000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":2797000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":2797000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":1417000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":1417000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":-2747000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":-2747000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":-2747000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":6921000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":6921000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":16669000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":16669000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":11261000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":11261000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":-5974000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":-5974000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":1151000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":1151000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":7127000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":7127000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":-412000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":-3365000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":14168000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":4558000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"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":132133000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-09-30","val":109776000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":36924000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":149328000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":149328000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":37899000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":78262000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":40363000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":111785000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":111785000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":33523000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":33523000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":148388000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":148388000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":38005000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":38005000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":76222000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":76222000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":38217000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":38217000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":112824000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":36602000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":150596000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":37313000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":75658000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":38345000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"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":242816000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":80631000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-04-01","end":"2010-06-30","val":17931000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":167423000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":86792000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":266603000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":266603000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":92149000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":145381000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":145381000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":53232000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":53232000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":147254000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":147254000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":1873000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":1873000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":232788000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":232788000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":232788000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":101543000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":101543000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":127547000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":127547000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":26004000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":26004000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":216933000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":216933000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":89386000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":89386000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":262339000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":262339000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":262339000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":140300000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":140300000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":211738000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":211738000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":71438000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":71438000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":299224000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":299224000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":87486000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":87486000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":454594000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":454594000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":62936000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":62936000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":165365000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":165365000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":102429000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":102429000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":224576000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":59211000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":298259000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":49039000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":98470000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":49431000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"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":33000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":20000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":30000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":40000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":40000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":10000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":10000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":10000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":10000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":10000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":10000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":10000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":20000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":20000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":30000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":30000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":40000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":40000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":40000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":20000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":20000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":30000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":30000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":40000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":40000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":50000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":50000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":10000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":10000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":20000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":20000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":30000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":40000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":10000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":20000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"InvestmentIncomeInterestAndDividend":{"label":"Investment Income, Interest and Dividend","description":"Amount before accretion (amortization) of purchase discount (premium) of interest income and dividend income on nonoperating securities.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":403763000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":392073000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":392073000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":461210000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":461210000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":461210000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":661459000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":661459000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":506516000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"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":2380000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":1039000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":1039000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":1162000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":1162000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":1162000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":1027000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":1027000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":1086000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"InvestmentIncomeNet":{"label":"Investment Income, Net","description":"Amount after accretion (amortization) of discount (premium), and investment expense, of interest income and dividend income on nonoperating securities.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":401383000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":391034000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":391034000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":460048000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":460048000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":460048000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":660432000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":660432000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":505430000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"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":7697171000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"end":"2010-12-31","val":7697171000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"end":"2010-12-31","val":7697171000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2010Q4I"},{"end":"2011-06-30","val":8163722000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2011Q2I"},{"end":"2011-09-30","val":8362298000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":8564605000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"end":"2011-12-31","val":8564605000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":8564605000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":8564605000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":8564605000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-03-31","val":8768130000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":8809541000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":9010376000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":9101169000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":9101169000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":9101169000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":9101169000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":9101169000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-03-31","val":9349128000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":9346784000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":9433692000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":9560903000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":9560903000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":9560903000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":9560903000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":9560903000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":9646764000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":9834664000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":9978222000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":9926432000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":9926432000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":9926432000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":10244724000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":10257710000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"LeaseAndRentalExpense":{"label":"Operating Leases, Rent Expense","description":"Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":200000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":200000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":200000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":200000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":200000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":200000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":400000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":400000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":100000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"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":7555157000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"end":"2010-12-31","val":7555157000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"end":"2010-12-31","val":7555157000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2010Q4I"},{"end":"2011-06-30","val":8005920000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2011Q2I"},{"end":"2011-09-30","val":8224746000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":8451214000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"end":"2011-12-31","val":8451214000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":8451214000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":8451214000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":8451214000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-03-31","val":8580781000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":8624140000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":8797698000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":8872178000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":8872178000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":8872178000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":8872178000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":8872178000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-03-31","val":9069563000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":9112597000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":9246630000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":9382468000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":9382468000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":9382468000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":9382468000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":9382468000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":9434929000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":9580184000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":9724938000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":9795572000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":9795572000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":9795572000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":9875351000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":9923166000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"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":8773948000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"end":"2010-12-31","val":8773948000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"end":"2010-12-31","val":8773948000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2010Q4I"},{"end":"2011-06-30","val":9262430000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2011Q2I"},{"end":"2011-09-30","val":9502142000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":9727999000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"end":"2011-12-31","val":9727999000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":9727999000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":9727999000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":9727999000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-03-31","val":9884605000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":9955461000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":10166094000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":10263858000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":10263858000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":10263858000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":10263858000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":10263858000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-03-31","val":10476501000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":10512777000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":10668468000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":10830416000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":10830416000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":10830416000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":10830416000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":10830416000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":10912617000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":11096081000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":11259076000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":11351892000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":11351892000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":11351892000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":11462003000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":11515294000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"LiabilitiesFairValueDisclosure":{"label":"Financial and Nonfinancial Liabilities, Fair Value Disclosure","description":"Fair value of financial and nonfinancial obligations.","units":{"USD":[{"end":"2011-12-31","val":48776000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":48776000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":48776000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-03-31","val":75188000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1I"},{"end":"2012-06-30","val":78954000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":100399000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2012-09-30","val":153968000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":75188000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":75188000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":75188000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":75188000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-06-30","val":142484000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":141295000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":193338000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":193338000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":193338000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":193338000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":193338000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":160536000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":171428000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":135326000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":142492000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":142492000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":142492000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":119987000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":95368000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"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":7247781000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010Q4I"},{"end":"2011-06-30","val":7699551000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2I"},{"end":"2011-09-30","val":7911911000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":8163455000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-03-31","val":8265187000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1I"},{"end":"2012-06-30","val":8316731000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2I"},{"end":"2012-06-30","val":8316731000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2012-09-30","val":8467600000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":8568854000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-03-31","val":8725381000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":8807639000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"}]}},"LiabilityForFuturePolicyBenefitsLife":{"label":"Liability for Future Policy Benefits, Life","description":"Amount of accrued obligation to policyholders that relates to insured events under long-term life insurance contracts.","units":{"USD":[{"end":"2010-12-31","val":139182000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"end":"2010-12-31","val":139182000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"end":"2010-12-31","val":139182000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2010Q4I"},{"end":"2011-06-30","val":138377000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2011Q2I"},{"end":"2011-09-30","val":139203000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":139657000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"end":"2011-12-31","val":139657000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":139657000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":139657000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":139657000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-03-31","val":138842000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":138452000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":137857000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":138309000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":138309000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":138309000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":138309000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":138309000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-03-31","val":137826000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":137318000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":137209000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":138072000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":138072000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":138072000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":138072000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":138072000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":138064000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":137099000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":137501000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":138225000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":138225000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":138225000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":137928000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":137451000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"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":"2013-12-31","val":5400000000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-12-31","val":5300000000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"LoansAndLeasesReceivableAllowance":{"label":"Loans and Leases Receivable, Allowance","description":"Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.","units":{"USD":[{"end":"2010-12-31","val":3962000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2010-12-31","val":3962000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2010-12-31","val":3962000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010Q4I"},{"end":"2011-12-31","val":4571000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":4571000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":4571000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2011-12-31","val":4571000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2011-12-31","val":4571000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2011-12-31","val":4571000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2011-12-31","val":4571000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011Q4I"},{"end":"2012-03-31","val":650000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1I"},{"end":"2012-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2012-06-30","val":650000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":650000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":650000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":650000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":650000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":650000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2012-12-31","val":650000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2012-12-31","val":650000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2012-12-31","val":650000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2012-12-31","val":650000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012Q4I"},{"end":"2013-03-31","val":650000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":650000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":650000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":650000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":650000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":650000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":650000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":650000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2013-12-31","val":650000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2013-12-31","val":650000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2013Q4I"},{"end":"2014-03-31","val":650000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":650000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":650000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":650000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":650000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":650000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":650000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":650000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"LoansAndLeasesReceivableImpairedTroubledDebtInterestIncome":{"label":"Loans and Leases Receivable, Impaired, Troubled Debt, Interest Income","description":"The gross interest income that would have been recorded in the period on troubled debt restructurings, if the loans had been current in accordance with their original terms and had been outstanding throughout the period or since origination, if held for part of the period.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":100000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":300000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":300000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013"}]}},"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":78448000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"end":"2010-12-31","val":78448000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"end":"2010-12-31","val":78448000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2010Q4I"},{"end":"2011-06-30","val":75743000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2011Q2I"},{"end":"2011-09-30","val":74223000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":74967000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"end":"2011-12-31","val":74967000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":74967000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":74967000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":74967000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-03-31","val":74649000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":74369000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":74138000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":71549000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":71549000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":71549000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":71549000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":71549000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-03-31","val":71143000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":70795000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":68307000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":65969000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":65969000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":65969000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":65969000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":65969000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":65144000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":64988000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":63746000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":63645000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":63645000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":63645000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":63877000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":61933000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"LoansReceivableCommercialRealEstate":{"label":"Loans Receivable, Gross, Commercial, Real Estate (Deprecated 2019-01-31)","description":"Amount before allowance of commercial loans issued to businesses to acquire, develop, construct, improve, or refinance land or building. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans covered under loss sharing agreements.","units":{"USD":[{"end":"2011-12-31","val":162031000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-12-31","val":142820000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":142820000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":142820000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":142820000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":142820000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-03-31","val":126189000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":120022000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":117741000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":133415000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":133415000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":133415000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":133415000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":133415000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":129156000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":152858000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":153390000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":150153000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":150153000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":150153000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":144568000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":132911000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"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":1900000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":1900000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"}]}},"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":141247000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"end":"2010-12-31","val":141247000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"end":"2010-12-31","val":141247000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2010Q4I"},{"end":"2011-06-30","val":160897000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2011Q2I"},{"end":"2011-09-30","val":161842000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":157460000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"end":"2011-12-31","val":157460000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":157460000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":157460000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":157460000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-03-31","val":153394000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":132614000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":135776000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":142170000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":142170000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":142170000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":142170000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":142170000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-03-31","val":125539000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":119372000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":117091000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":132765000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":132765000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":132765000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":132765000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":132765000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":128506000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":152208000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":152740000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":149503000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":149503000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":149503000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":143918000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":132261000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"MortgageLoansOnRealEstateOtherAdditions":{"label":"SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, Other Addition","description":"Amount of addition to 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, classified as other.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":37300000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":21500000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":21500000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":34100000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":34100000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":37100000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"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":"2011-06-30","val":39000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":39000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"}]}},"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":"2012-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3I"},{"end":"2013-03-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1I"},{"end":"2013-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2I"},{"end":"2013-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2013-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3I"},{"end":"2014-03-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"}]}},"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":336133000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":354589000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":598046000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":855112000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":855112000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":137058000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":315110000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":315110000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":501873000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":501873000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":662251000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":662251000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":662251000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":1766000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":1766000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":29136000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":29136000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":89731000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":89731000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":142971000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":142971000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":142971000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":17084000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":17084000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":28803000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":28803000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":67697000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":67697000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":105371000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":105371000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-25406000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":-25406000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":10396000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":10396000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":60860000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":103422000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-25272000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":6253000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"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":-432518000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-528226000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":-856970000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":-1062206000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":-1062206000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-204996000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-405091000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":-405091000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":-662503000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":-662503000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":-867841000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":-867841000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":-867841000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-121955000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":-121955000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-179270000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":-179270000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":-305070000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":-305070000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":-428205000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":-428202000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":-428202000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-137700000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":-137700000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-252008000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":-252009000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":-292262000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":-292262000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":-363324000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":-363324000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-35108000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":-35108000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-149819000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":-149819000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":-289336000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":-259554000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-271510000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-369785000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"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":137525000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":122686000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":179392000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":178868000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":178868000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":50002000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":90450000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":90450000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":172354000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":172354000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":244765000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":244765000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":244765000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":76004000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":76004000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":141822000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":141822000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":223687000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":223687000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":290281000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":290281000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":290281000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":82281000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":82281000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":166284000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":166284000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":193907000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":193907000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":253599000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":253599000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":73005000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":73005000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":152703000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":152703000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":229734000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":313264000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":90767000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":158176000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"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":45484000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":39220000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-04-01","end":"2010-06-30","val":20812000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":52659000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":13439000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":72897000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":72897000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":18211000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2011-01-01","end":"2011-03-31","val":18211000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":32001000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":32001000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":13790000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":13790000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":13790000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":51265000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":51265000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":19265000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":19265000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":19265000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":55627000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":55627000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":55627000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2011-10-01","end":"2011-12-31","val":4362000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4"},{"start":"2012-01-01","end":"2012-03-31","val":19741000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":19741000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-03-31","val":19741000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2012-01-01","end":"2012-03-31","val":19741000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":42987000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":42987000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":23246000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":23246000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-04-01","end":"2012-06-30","val":23246000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":23246000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":67309000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":67309000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":24322000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":24322000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-07-01","end":"2012-09-30","val":24322000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":24322000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":92558000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":92558000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":92558000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2012-10-01","end":"2012-12-31","val":25249000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-10-01","end":"2012-12-31","val":25249000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4"},{"start":"2013-01-01","end":"2013-03-31","val":16632000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":16632000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-03-31","val":16632000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2013-01-01","end":"2013-03-31","val":16632000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":43623000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":43623000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":26991000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":26991000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-04-01","end":"2013-06-30","val":26991000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":26991000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":68405000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":68405000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":24782000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":24782000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-07-01","end":"2013-09-30","val":24782000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":24782000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":96247000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":96247000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2013-10-01","end":"2013-12-31","val":27482000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-10-01","end":"2013-12-31","val":27842000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4"},{"start":"2014-01-01","end":"2014-03-31","val":19826000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":19826000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"start":"2014-01-01","end":"2014-03-31","val":19826000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":49009000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":49009000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":29183000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":29183000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"start":"2014-04-01","end":"2014-06-30","val":29183000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":77475000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":28466000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":28466000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":105588000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2014-10-01","end":"2014-12-31","val":28113000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-03-31","val":21326000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":50184000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":28858000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"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":393531000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":155135000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-04-01","end":"2010-06-30","val":52285000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":261740000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":106605000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":401383000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":401383000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":133515000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":231239000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":231239000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":97724000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":97724000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":275777000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":275777000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":44538000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":44538000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":391034000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":391034000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":391034000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":149558000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":149558000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":227739000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":227739000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":78181000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":78181000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":366813000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":366813000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":139074000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":139074000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":460048000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":460048000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":460048000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":180814000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":180814000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":310501000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":310501000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":129687000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":129687000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":451904000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":451904000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":141403000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":141403000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":660432000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":660432000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":108451000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":108451000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":263630000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":263630000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":155179000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":155179000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":374596000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":110966000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":505430000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":99923000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":202182000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":102259000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"OperatingExpenses":{"label":"Operating Expenses","description":"Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Includes selling, general and administrative expense.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":501179000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":287263000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":126189000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":359325000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":72061000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":514998000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":176513000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":280174000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":280174000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":103661000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":103661000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":445108000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":164934000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":567484000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":213590000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":368899000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":155309000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"}]}},"OperatingIncomeLoss":{"label":"Operating Income (Loss)","description":"The net result for the period of deducting operating expenses from operating revenues.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":69338000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":29673000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":13472000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":47027000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":17355000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":51686000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":51686000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":18982000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":40925000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":40925000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":21943000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":21943000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":62036000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":62036000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":21111000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":21111000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":83978000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":83978000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":83978000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":15129000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":15129000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":41078000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":41079000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":25949000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":25950000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":63726000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":63726000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":22648000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":22648000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":90622000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":90622000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":18843000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":18843000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":46033000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":46033000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":27191000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":27191000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":73090000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":27057000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":98043000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":20690000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":46781000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":26091000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"OperatingLeasesFutureMinimumPaymentsDue":{"label":"Operating Leases, Future Minimum Payments Due","description":"Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year.","units":{"USD":[{"end":"2012-12-31","val":150000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-12-31","val":480000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-12-31","val":1094000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"OperatingLeasesFutureMinimumPaymentsDueCurrent":{"label":"Operating Leases, Future Minimum Payments Due, Next Twelve Months","description":"Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.","units":{"USD":[{"end":"2012-12-31","val":150000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-12-31","val":96000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-12-31","val":214000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"OtherAssets":{"label":"Other Assets","description":"Amount of assets classified as other.","units":{"USD":[{"end":"2010-12-31","val":80515000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"end":"2010-12-31","val":80515000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"end":"2010-12-31","val":80515000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2010Q4I"},{"end":"2011-06-30","val":83851000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2011Q2I"},{"end":"2011-09-30","val":83175000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":77934000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"end":"2011-12-31","val":77934000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":77934000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":77934000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":77934000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-03-31","val":80310000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":83900000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":83456000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":81567000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":81567000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":81567000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":81567000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":81567000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-03-31","val":80200000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":82393000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":98888000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":98011000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":98011000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":98011000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":98011000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":98011000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":94885000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":94988000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":97400000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":89570000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":89570000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":89570000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":99286000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":96436000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"OtherCommitment":{"label":"Other Commitment","description":"Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions.","units":{"USD":[{"end":"2012-09-30","val":5700000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":2950000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-03-31","val":5700000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":7600000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":2800000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":9400000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-03-31","val":28000000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":3000000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":7000000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"},{"end":"2015-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":2760000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"OtherComprehensiveIncomeAmortizationOfDefinedBenefitPlanNetPriorServiceCostRecognizedInNetPeriodicPensionCostNetOfTax":{"label":"Other Comprehensive Income (Loss), Amortization, Pension and Other Postretirement Benefit Plans, Net Prior Service Cost Recognized in Net Periodic Pension Cost, Net of Tax (Deprecated 2012-01-31)","description":"The adjustment out of other comprehensive income for prior service costs recognized as a component of net period benefit cost during the period, after tax.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":1095000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":579000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-04-01","end":"2010-06-30","val":289000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":868000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":289000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":1496000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":290000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":582000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":292000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":819000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":236000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-3417000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":223000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1"}]}},"OtherComprehensiveIncomeAmortizationOfDefinedBenefitPlanNetPriorServiceCostRecognizedInNetPeriodicPensionCostTax":{"label":"Other Comprehensive Income (Loss), Amortization, Pension and Other Postretirement Benefit Plans, Net Prior Service Cost Recognized in Net Periodic Pension Cost, Tax (Deprecated 2013-01-31)","description":"Tax effect of the income statement impact of the reclassification adjustment for prior service costs recognized as a component of net period benefit cost.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":-806000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":1840000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":410000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012"}]}},"OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentBeforeTaxPortionAttributableToParent":{"label":"Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, before Tax, Portion Attributable to Parent","description":"Amount before tax, after reclassification adjustments, of appreciation (loss) in value of unsold available-for-sale securities, attributable to parent entity. Excludes amounts related to other than temporary impairment (OTTI) loss.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":48400000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":9849000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":9849000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":37172000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":37172000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":37172000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":-69148000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":-69148000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":11634000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent":{"label":"Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax, Portion Attributable to Parent","description":"Amount after tax and reclassification adjustments, of appreciation (loss) in value of unsold available-for-sale securities, attributable to parent entity. Excludes amounts related to other than temporary impairment (OTTI) loss.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":82096000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":28676000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-04-01","end":"2010-06-30","val":16431000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":48668000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":19992000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":31460000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":31460000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-1685000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":4053000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":4053000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":5738000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":5738000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":7040000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":7040000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":2987000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":2987000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":6402000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":6402000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":6402000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":6689000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":6689000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":10816000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":10816000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":4127000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":4127000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":24839000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":24839000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":14023000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":14023000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":24162000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":24162000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":24162000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-2346000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":-2346000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-36470000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":-36470000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":-34124000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":-34124000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-38656000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":-38656000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":-2186000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":-2186000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-44946000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":-44946000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":10600000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":10600000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":19574000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":19574000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":8974000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":8974000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":10800000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":-8774000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":7562000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":9268000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-13757000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":-23025000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent":{"label":"Other Comprehensive Income (Loss), Available-for-sale Securities, Tax, Portion Attributable to Parent","description":"Amount of tax expense (benefit), after reclassification adjustments, of appreciation (loss) in value of unsold available-for-sale securities, attributable to parent entity. Excludes amounts related to other than temporary impairment (OTTI) loss.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":16940000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":3447000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":3447000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":13010000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":13010000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":13010000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":-24202000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":-24202000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":4072000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToParent":{"label":"Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax, Portion Attributable to Parent","description":"Amount before tax, after reclassification adjustments of gain (loss) on foreign currency translation adjustments, on foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature, attributable to parent entity.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":-474000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":-334000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":-334000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":64000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":64000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":64000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":246000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":246000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":-913000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPeriodIncreaseDecrease":{"label":"Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax (Deprecated 2012-01-31)","description":"Adjustment that results from the process of translating subsidiary financial statements and foreign equity investments into the reporting currency of the reporting entity, net of tax.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-73000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-96000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-04-01","end":"2010-06-30","val":57000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":-139000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":-43000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":-308000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-75000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-134000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":-59000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-155000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":-21000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-217000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":386000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1"}]}},"OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax":{"label":"OCI, Foreign Currency Transaction and Translation Gain (Loss), Arising During Period, Tax","description":"Amount of tax expense (benefit), before reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":-166000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":-117000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":-117000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":-157000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":-157000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":-157000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":-406000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":-406000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":-357000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax":{"label":"Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), Reclassification Adjustment from AOCI, before Tax","description":"Amount, before tax, of reclassification adjustment from accumulated other comprehensive (income) loss for prior service cost (credit) of defined benefit plan.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":-5257000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":-1183000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":-1183000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":8592000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":8592000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":-5077000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax":{"label":"Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), Reclassification Adjustment from AOCI, after Tax","description":"Amount, after tax, of reclassification adjustment from accumulated other comprehensive (income) loss for prior service cost (credit) of defined benefit plan.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":-3417000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-09-30","val":429000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":-19000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-773000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":-773000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":381000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":754000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":373000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":1127000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":1127000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":373000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":373000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":5588000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":5588000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-176000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":-176000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-351000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":-351000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":-175000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":-175000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-527000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":-176000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":-3300000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-303000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-607000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":-304000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditTax":{"label":"Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), Reclassification Adjustment from AOCI, Tax","description":"Amount of tax (expense) benefit of reclassification adjustment from accumulated other comprehensive (income) loss for prior service cost (credit) of defined benefit plan.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":-1840000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":-410000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":-410000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":3004000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":3004000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":-1777000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"OtherComprehensiveIncomeLossAmortizationPensionAndOtherPostretirementBenefitPlansNetPriorServiceCostRecognizedInNetPeriodicBenefitCostBeforeTax":{"label":"Other Comprehensive Income (Loss), Amortization, Pension and Other Postretirement Benefit Plans, Net Prior Service Cost Recognized in Net Periodic Benefit Cost, before Tax (Deprecated 2013-01-31)","description":"Before tax amount of the income statement impact of the reclassification adjustment for prior service costs recognized as a component of net period benefit cost.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":-2302000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":5257000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":1183000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012"}]}},"OtherComprehensiveIncomeLossAmortizationPensionAndOtherPostretirementBenefitPlansNetPriorServiceCostRecognizedInNetPeriodicPensionCostNetOfTax":{"label":"Other Comprehensive Income (Loss), Amortization, Pension and Other Postretirement Benefit Plans, Net Prior Service Cost Recognized in Net Periodic Pension Cost, Net of Tax (Deprecated 2013-01-31)","description":"Net of tax amount of the income statement impact of the reclassification adjustment for prior service costs recognized as a component of net period benefit cost.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":-1496000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":-582000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":-292000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-819000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":-236000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":3417000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-223000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-448000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":-448000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":-225000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":-225000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":-429000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":19000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":773000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-381000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-754000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":-373000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"}]}},"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":"2010-01-01","end":"2010-12-31","val":50228000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":4258000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":4258000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":36053000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":36053000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":36053000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":-60310000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":-60310000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":5644000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax":{"label":"Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax","description":"Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":-308000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":-134000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":-59000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-155000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":-21000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-217000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":-217000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":386000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":285000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":285000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":-101000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":-101000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":307000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":307000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":22000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":22000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":221000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":221000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":221000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":590000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":590000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":593000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":593000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":3000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":3000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":555000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":555000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":-38000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":-38000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":652000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":652000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-511000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":-511000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-633000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":-633000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":-122000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":-122000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-636000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":-3000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":-556000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":41000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-12000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":-53000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"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":32648000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":4501000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":5971000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":7704000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":3202000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":2768000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":2768000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":7298000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":11549000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":11549000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":4251000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":4251000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":25575000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":25575000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":14026000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":14026000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":23610000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":23610000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":23610000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-1375000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":-1375000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-35123000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":-35123000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":-33748000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":-33748000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-36974000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":-36974000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":-1851000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":-1851000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-38706000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":-38706000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":9913000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":9913000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":18590000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":18590000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":8677000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":8677000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":9637000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":-8953000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":3706000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":9006000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-14376000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":-23382000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"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":83118000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":29159000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-04-01","end":"2010-06-30","val":16777000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":49397000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":32648000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-1470000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":4501000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":5971000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":7704000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":2768000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":7298000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1"}]}},"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":-3948000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":-6715000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":-6929000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012"}]}},"OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax":{"label":"Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, Net of Tax (Deprecated 2013-01-31)","description":"Net of 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":-2566000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":-2079000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":-194000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-4148000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":-2069000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-4365000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-1040000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-2698000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":-2698000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":-1658000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":-1658000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":-3873000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":-1175000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-4504000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-1359000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-2396000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":-1037000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"}]}},"OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax":{"label":"Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, Tax (Deprecated 2013-01-31)","description":"Tax effect 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":-1382000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":-2350000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":-2425000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012"}]}},"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":6715000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":6929000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":6929000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":4709000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":4709000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":7693000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax":{"label":"Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax","description":"Amount after 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":4365000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-09-30","val":3873000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":1175000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":4504000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":4504000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":1359000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":2396000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":1037000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":2657000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":2657000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":261000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":261000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":3061000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":3061000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":425000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":425000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":2371000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":2371000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":1946000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":1946000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":3329000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":958000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":5000000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":165000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":2020000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":1855000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax":{"label":"Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Tax","description":"Amount of tax expense (benefit) 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":2350000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":2425000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":2425000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":1648000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":1648000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":2693000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForWritedownOfSecuritiesNetOfTax":{"label":"Other Comprehensive (Income) Loss, Reclassification Adjustment from AOCI for Write-down of Securities, Net of Tax","description":"Amount after tax of reclassification adjustment from accumulated other comprehensive income for unrealized loss realized upon the write-down of available-for-sale securities.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":300000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012"}]}},"OtherComprehensiveIncomeLossTax":{"label":"Other Comprehensive Income (Loss), Tax","description":"Amount of tax expense (benefit) allocated to other comprehensive income (loss).","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":17580000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":1490000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":1490000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":12443000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":12443000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":12443000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":-21604000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":-21604000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":1938000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"OtherComprehensiveIncomeLossTransfersFromHeldToMaturityToAvailableForSaleSecuritiesNetOfTax":{"label":"OCI, Debt Securities, Available-for-Sale, Transfer from Held-to-Maturity, Gain (Loss), before Adjustment, after Tax","description":"Amount, after tax and before adjustment, of unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to 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":9000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":7000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":14000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":18000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":11000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":27000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":27000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":1000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":1000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":-1000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":148000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":148000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":148000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"OtherComprehensiveIncomeReclassificationAdjustmentForHeldToMaturityTransferredToAvailableForSaleSecuritiesBeforeTax":{"label":"OCI, Debt Securities, Available-for-Sale, Transfer from Held-to-Maturity, Gain (Loss), before Adjustment and Tax","description":"Amount, before tax and adjustment, of unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to 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":14000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":41000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":41000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":227000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":227000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":227000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"OtherComprehensiveIncomeReclassificationAdjustmentForHeldToMaturityTransferredToAvailableForSaleSecuritiesNetOfTax":{"label":"Other Comprehensive Income (Loss), Reclassification Adjustment for Held-to-maturity Transferred to Available-for-Sale Securities, Net of Tax (Deprecated 2012-01-31)","description":"Unrealized holding gain (loss), net of tax, at the date of the transfer for a debt security from the held-to-maturity category transferred into the available-for-sale category. Also includes the unrealized gain (loss) at the date of transfer for a debt security from the available-for-sale category transferred into the held-to-maturity category.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":34000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-4000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-04-01","end":"2010-06-30","val":3000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":-24000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":-20000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":-9000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":7000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-7000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":-14000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-18000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":-11000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-27000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-1000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1"}]}},"OtherComprehensiveIncomeReclassificationAdjustmentForHeldToMaturityTransferredToAvailableForSaleSecuritiesTax":{"label":"OCI, Debt Securities, Available-for-Sale, Transfer from Held-to-Maturity, Gain (Loss), before Adjustment, Tax","description":"Amount, before adjustment, of tax expense (benefit) for unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to 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":5000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":14000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":14000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":79000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":79000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":79000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax":{"label":"Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, Net of Tax (Deprecated 2012-01-31)","description":"Reclassification adjustment for unrealized gains or losses realized upon the sale of securities, after tax.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-2756000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":0,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-04-01","end":"2010-06-30","val":-141000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":326000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":326000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":2566000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":1885000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":2079000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":194000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":4148000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":2069000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":4365000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":1040000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1"}]}},"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":"2010-01-01","end":"2010-12-31","val":51411000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":16854000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":16854000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":41863000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":41863000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":41863000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":-64951000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":-64951000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":19287000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax":{"label":"OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, after Tax","description":"Amount, after tax and before 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":82686000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":31479000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-04-01","end":"2010-06-30","val":15787000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":49093000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":20421000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":33417000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":33417000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":6000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":5775000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":5775000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":5769000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":5769000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":11318000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":11318000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":5543000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":5543000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":10955000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":10955000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":10955000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":7752000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":7752000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":13376000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":13376000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":5624000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":5624000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":28578000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":28578000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":15202000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":15202000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":27211000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":27211000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":27211000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-1125000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":-1125000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-34232000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":-34232000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":-33107000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":-33107000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-36065000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":-36065000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":-1833000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":-1833000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-42218000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":-42218000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":11002000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":11002000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":21894000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":21894000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":10892000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":10892000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":14101000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":-7793000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":12536000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":9372000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-11830000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":-21202000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax":{"label":"OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, Tax","description":"Amount, before adjustment, of tax expense (benefit) for 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 tax expense (benefit) for unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":17994000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":5899000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":5899000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":14652000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":14652000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":14652000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":-22733000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":-22733000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":6751000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"OtherCostAndExpenseOperating":{"label":"Other Cost and Expense, Operating","description":"The total amount of other operating cost and expense items that are associated with the entity's normal revenue producing operation.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":92192000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":34404000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-04-01","end":"2010-06-30","val":17087000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":32223000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":-2181000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":55448000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":55448000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":20718000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":39778000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":39778000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":19060000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":19060000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":58727000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":58727000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":18948000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":18948000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":77541000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":77541000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":77541000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":20018000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":20018000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":42470000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":42470000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":22452000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":22452000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":64613000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":64613000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":22143000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":22143000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":87978000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":87978000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":87978000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":21924000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":21924000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":46767000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":46767000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":24843000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":24843000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":69442000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":69442000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":22675000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":22675000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":95693000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":95693000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":23463000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":23463000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":42963000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":42963000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":19500000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":19500000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":63414000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":20451000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":83551000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":20510000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":39312000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":18802000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"OtherIncome":{"label":"Other Income","description":"Amount of revenue and income classified as other.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":17348000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":14319000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-04-01","end":"2010-06-30","val":8168000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":20394000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":6075000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":25377000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":25377000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":9906000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":14604000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":14604000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":4698000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":4698000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":20247000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":20247000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":5643000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":5643000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":25439000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":25439000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":25439000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":5655000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":5655000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":11521000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":11521000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":5866000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":5866000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":17444000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":17444000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":5923000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":5923000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":23470000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":23470000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":23470000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":6142000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":6142000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":12132000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":12132000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":5990000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":5990000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":17954000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":17954000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":5822000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":5822000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":23716000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":23716000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":5763000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":5763000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":10974000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":10974000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":5211000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":5211000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":16351000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":5377000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":21630000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":5329000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":10523000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":5194000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"OtherLiabilities":{"label":"Other Liabilities","description":"Amount of liabilities classified as other.","units":{"USD":[{"end":"2010-12-31","val":97993000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"end":"2010-12-31","val":97993000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"end":"2010-12-31","val":97993000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2010Q4I"},{"end":"2011-06-30","val":110078000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2011Q2I"},{"end":"2011-09-30","val":99600000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":84008000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"end":"2011-12-31","val":84008000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":84008000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":84008000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":84008000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-03-31","val":105684000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":107819000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":124578000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":99709000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":99709000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":99709000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":99709000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":99709000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-03-31","val":132283000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":110529000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":130022000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":97481000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":97481000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":97481000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":97481000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":97481000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":110701000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":107429000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":141697000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":98817000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":98817000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":98817000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":134666000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":117853000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"OtherLiabilitiesFairValueDisclosure":{"label":"Other Liabilities, Fair Value Disclosure","description":"Fair value portion of other liabilities.","units":{"USD":[{"end":"2011-12-31","val":1647000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":1647000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":1647000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-03-31","val":2718000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1I"},{"end":"2012-06-30","val":2217000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":2003000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2012-09-30","val":4073000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":2718000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":2718000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":2718000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":2718000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-06-30","val":4370000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":4553000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":5939000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":5939000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":5939000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":5939000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":5939000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":7099000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":7658000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":7704000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":9256000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":9256000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":9256000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":8360000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":7259000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"OtherLongTermInvestments":{"label":"Other Long-term Investments","description":"Amount of long-term investments classified as other.","units":{"USD":[{"end":"2010-12-31","val":29569000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"end":"2010-12-31","val":29569000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"end":"2010-12-31","val":29569000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2010Q4I"},{"end":"2011-06-30","val":33355000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2011Q2I"},{"end":"2011-09-30","val":34331000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":34472000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"end":"2011-12-31","val":34472000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":34472000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":34472000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":34472000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-03-31","val":44311000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":43467000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":41346000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":41439000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":41439000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":41439000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":41439000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":41439000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-03-31","val":39136000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":31977000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":31372000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":30991000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":30991000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":30991000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":30991000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":30991000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":30682000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":30421000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":29006000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":28774000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":28774000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":28774000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":29030000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":28961000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"OtherNoncashIncome":{"label":"Other Noncash Income","description":"Amount of income or gain included in net income that result in no cash inflow (outflow), classified as other.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":54588000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":18787000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":28569000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":35350000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":35350000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":6770000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":15280000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":15280000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":1340000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":1340000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":4251000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":4251000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":4251000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":3500000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":3500000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":7009000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":7009000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":10854000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":10854000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":14720000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":14720000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":14720000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":3605000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":3605000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":7105000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":7105000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":10450000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":10450000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":14622000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":14622000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":4148000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":4148000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":9104000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":9104000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":9531000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":12913000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":3894000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":8302000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"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":125000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-12-31","val":125000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":125000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011"},{"start":"2012-01-01","end":"2012-06-30","val":566000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":391000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":1060000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":494000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":1243000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":1243000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2012-01-01","end":"2012-12-31","val":1243000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-12-31","val":1243000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":1243000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":61000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":225000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":164000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":238000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":13000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":242000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":242000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2013-01-01","end":"2013-12-31","val":242000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-12-31","val":242000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":242000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":7000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":7000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":7000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":7000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"start":"2014-01-01","end":"2014-12-31","val":7000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"start":"2014-01-01","end":"2014-12-31","val":7000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"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":997000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2010-12-31","val":997000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2010-12-31","val":997000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010Q4I"},{"end":"2011-12-31","val":1122000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":1122000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":1122000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2011-12-31","val":1122000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2011-12-31","val":1122000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2011-12-31","val":1122000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2011-12-31","val":1122000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011Q4I"},{"end":"2012-03-31","val":1297000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q1I"},{"end":"2012-06-30","val":1688000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2012-06-30","val":1688000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":2182000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":2247000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":2247000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":2247000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":2247000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":2247000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2012-12-31","val":2247000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2012-12-31","val":2247000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2012-12-31","val":2247000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2012-12-31","val":2247000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012Q4I"},{"end":"2013-03-31","val":2308000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2013-03-31","val":2308000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q1I"},{"end":"2013-06-30","val":2472000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2013-06-30","val":2472000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q2I"},{"end":"2013-09-30","val":2468000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":2472000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":2472000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":2472000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":2472000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":2472000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2013-12-31","val":2472000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2013-12-31","val":2472000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2013Q4I"},{"end":"2014-03-31","val":2479000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2014-03-31","val":2479000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q1I"},{"end":"2014-06-30","val":2479000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2014-06-30","val":2479000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":2479000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":2479000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":2298000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":2298000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":2278000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2015-03-31","val":2278000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q1I"},{"end":"2015-06-30","val":2278000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsReductionsSecuritiesSold":{"label":"Other than Temporary Impairment, Credit Losses Recognized in Earnings, Reductions, Securities Sold","description":"This item represents reductions in the cumulative amount of credit losses recognized in earnings for an other than temporary impairment (OTTI) of a debt security because of the sale of impaired securities during the period.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":118000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":118000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2012-01-01","end":"2012-12-31","val":118000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-12-31","val":118000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":118000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-04-01","end":"2013-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":17000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":17000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":17000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":17000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2013-01-01","end":"2013-12-31","val":17000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-12-31","val":17000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":17000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"start":"2014-01-01","end":"2014-12-31","val":181000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"start":"2014-01-01","end":"2014-12-31","val":181000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":20000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":20000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"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":"2009-01-01","end":"2009-12-31","val":-8326000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-26000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-04-01","end":"2010-06-30","val":0,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":-123000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":-123000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":0,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":0,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":0,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-1719000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":-1719000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":-1719000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":-1719000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-1613000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":-1613000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":-1613000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-78000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":-78000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":157000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":157000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":235000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":235000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":1918000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":1918000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":1761000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":1761000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":2364000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":2364000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":2364000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":443000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":443000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":549000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":549000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":106000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":106000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":776000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":776000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":227000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":227000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":1151000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":1151000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":3000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":3000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":3000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":3000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":3000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":132000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":160000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":265000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":105000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent":{"label":"Other than Temporary Impairment Losses, Investments, Portion in Other Comprehensive Loss, Net of Tax, Portion Attributable to Parent","description":"Amount after 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":"2009-01-01","end":"2009-12-31","val":3312000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":2807000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-04-01","end":"2010-06-30","val":-506000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":123000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":123000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":-600000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-201000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-350000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":-350000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":-149000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":-149000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-09-30","val":148000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":148000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":498000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":498000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":215000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":24000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":24000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-06-30","val":-137000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":-161000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":-134000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":3000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3"},{"start":"2013-01-01","end":"2013-03-31","val":-138000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"}]}},"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":5521000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":308000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-04-01","end":"2010-06-30","val":86000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":723000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":415000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":729000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":729000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":0,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":0,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":0,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":22000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":22000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":22000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":22000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":139000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":139000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":139000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":199000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":199000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":619000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":619000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":420000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":420000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":1130000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":1130000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":511000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":511000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":1341000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":1341000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":1341000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":61000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":61000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":239000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":239000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":178000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":178000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":252000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":252000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":13000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":13000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":305000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":305000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":35000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":35000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":35000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":35000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":35000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":150000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":107000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":107000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"ParticipatingPoliciesAmountInForce":{"label":"Participating Insurance, Amount in Force","description":"Amount of participating insurance in force.","units":{"USD":[{"end":"2011-12-31","val":20900000000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-12-31","val":21600000000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":21600000000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-12-31","val":22400000000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":22400000000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-12-31","val":23100000000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"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":"2009-01-01","end":"2009-12-31","val":41718000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-09-30","val":41234000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":54254000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":54254000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":12039000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":29279000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":50239000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":50239000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":65029000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":65029000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":65029000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":10672000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":10672000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":26153000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":26153000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":42184000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":42184000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":56413000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":56413000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":56413000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":12169000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":12169000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":28498000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":28498000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":45629000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":45629000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":61624000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":61624000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":15507000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":15507000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":33610000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":33610000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":53174000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":73318000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":19166000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":40977000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"PaymentsForProceedsFromOtherInvestingActivities":{"label":"Payments for (Proceeds from) Other Investing Activities","description":"Amount of cash (inflow) outflow from investing activities classified as other.","units":{"USD":[{"start":"2010-01-01","end":"2010-06-30","val":0,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":0,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-03-31","val":1000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":0,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":0,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-3000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":-3000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":2000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":2000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":-3000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":-3000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":2000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":2000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":3000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":4000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":2000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":2000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-2000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":-2000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":1000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"PaymentsForProceedsFromPolicyLoans":{"label":"Payments for (Proceeds from) Policy Loans","description":"Net amount paid or received by the entity associated with issuance or collection of loans made to policy holders, principally secured by the benefits under the policy.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-941000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-449000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":255000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":112000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":112000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-909000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-2705000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":-2705000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":-4225000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":-4225000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":-3481000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":-3481000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":-3481000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-318000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":-318000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-598000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":-598000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":-829000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":-829000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":-3418000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":-3418000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":-3418000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-406000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":-406000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-754000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":-754000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":-3242000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":-3242000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":-5580000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":-5580000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-825000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":-825000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-981000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":-981000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":-2223000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":-2324000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":232000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-1712000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"PaymentsForProceedsFromShortTermInvestments":{"label":"Payments for (Proceeds from) Short-term Investments","description":"The net amount paid (received) by the reporting entity through acquisition or sale and maturities of short-term investments with an original maturity that is three months or less which qualify for treatment as an investing activity based on management's intention and intended by management to be liquidated, if necessary, within the current operating cycle. Includes cash flows from securities classified as trading securities that were acquired for reasons other than sale in the short-term.","units":{"USD":[{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-01-01","end":"2015-03-31","val":14989000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"PaymentsOfDividendsCommonStock":{"label":"Payments of Ordinary Dividends, Common Stock","description":"Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":1269000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":1270000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":1270000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":1273000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":1273000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":1273000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":1273000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":1273000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":1273000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":1273000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":1273000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":1273000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"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":243824000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":203900000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":292976000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":359365000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":359365000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":71388000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":143859000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":143859000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":263937000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":263937000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":387203000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":387203000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":387203000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":173237000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":173237000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":271552000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":271552000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":388228000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":388228000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":490689000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":490689000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":490689000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":121242000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":121242000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":191387000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":191387000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":247375000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":247375000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":256855000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":256855000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":57141000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":57141000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":195023000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":195023000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":275751000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":410127000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":152742000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":310637000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"PaymentsToAcquireHeldToMaturitySecurities":{"label":"Payments to Acquire Held-to-maturity Securities","description":"Amount of cash outflow through purchase of long-term held-to-maturity securities.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":1245032000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":664897000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":1137958000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":1633597000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":1633597000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":321632000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":530454000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":530454000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":884205000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":884205000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":1311122000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":1311122000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":1311122000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":406536000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":406536000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":785820000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":785820000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":1208044000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":1208044000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":1787388000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":1787388000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":1787388000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":509924000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":509924000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":970658000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":970658000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":1380732000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":1380732000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":1775153000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":1775153000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":212725000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":212725000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":477353000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":477353000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":933997000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":773743000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":271797000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":534663000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"PaymentsToAcquireMortgageNotesReceivable":{"label":"Payments to Acquire Mortgage Notes Receivable","description":"The cash outflow from the purchase of receivables arising from the mortgage note on real estate.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":21551000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":38366000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":52882000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":63762000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":63762000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":9432000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":28476000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":28476000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":33918000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":33918000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":35980000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":35980000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":35980000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":390000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":390000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":8403000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":8403000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":16728000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":16728000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":21454000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":21454000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":21454000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":253000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":253000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":2419000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":2419000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":5271000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":5271000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":34129000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":34129000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":1537000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":1537000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":29611000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":29611000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":33985000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":37104000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":1281000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":1632000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"PaymentsToAcquireOtherInvestments":{"label":"Payments to Acquire Other Investments","description":"Amount of cash outflow to acquire investments classified as other.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":21245000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":25460000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":531000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":2212000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":2212000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":779000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":37058000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":7779000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":10361000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":10361000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":10903000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":10903000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":10903000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":1503000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":1503000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":4263000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":4263000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":5036000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":5036000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":5380000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":5380000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":5380000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":15000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":15000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":15000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":15000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":15000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":15000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":15000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":15000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":164000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":164000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":296000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":296000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":376000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":376000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":421000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":420000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"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":145651000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":63535000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-04-01","end":"2010-06-30","val":31439000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":96433000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":32898000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":127192000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":127192000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-03-31","val":29832000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":62464000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":62464000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":32632000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":32632000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-09-30","val":97014000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":97014000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":34550000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":34550000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":132133000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":132133000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2012-01-01","end":"2012-03-31","val":36199000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":36199000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-06-30","val":72852000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":72852000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":36653000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":36653000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":109776000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":36924000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":149328000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":37899000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":78262000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":40363000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"}]}},"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":48997000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":26806000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-04-01","end":"2010-06-30","val":13519000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":40141000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":13335000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":52929000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":52929000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":12216000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":21814000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":21814000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":9598000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":9598000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":34177000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":34177000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":12363000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":12363000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":46494000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":46494000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":46494000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":13678000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":13678000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":27535000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":27535000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":13857000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":13857000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":39858000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":39858000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":12323000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":12323000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":51842000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":51842000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":51842000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":12690000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":12690000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":31140000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":31140000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":18450000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":18450000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":48081000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":48081000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":16941000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":16941000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":60050000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":60050000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":12963000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":12963000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":27759000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":27759000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":14796000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":14796000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":40922000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":13163000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":54295000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":19266000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":35386000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":16120000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"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":"2010-12-31","val":151526000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"end":"2010-12-31","val":151526000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"end":"2010-12-31","val":151526000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"end":"2010-12-31","val":151526000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010Q4I"},{"end":"2011-06-30","val":145753000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"end":"2011-06-30","val":145753000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2I"},{"end":"2011-09-30","val":148384000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"end":"2011-09-30","val":148384000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":151308000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"end":"2011-12-31","val":151308000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":151308000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":151308000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":151308000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-03-31","val":150568000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2012-03-31","val":150568000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1I"},{"end":"2012-06-30","val":154105000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2012-06-30","val":154105000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":152725000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":148561000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":148561000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":148561000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":148561000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":148561000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-03-31","val":155482000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":165230000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":159822000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":142587000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":142587000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":142587000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":142587000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":142587000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":143738000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":149714000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":142175000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":139222000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":139222000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":139222000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":153389000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":143781000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"PremiumsEarnedNetLife":{"label":"Premiums Earned, Net, Life","description":"Amount, after premiums ceded to other entities and premiums assumed by the entity, of life premiums earned.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":17043000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":8514000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-04-01","end":"2010-06-30","val":4898000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":12475000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":3961000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":16565000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":16565000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":4022000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":8629000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":8629000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":4607000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":4607000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":13314000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":13314000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":4685000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":4685000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":18078000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":18078000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":18078000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":4083000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":4083000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":8987000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":8987000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":4904000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":4904000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":13111000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":13111000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":4124000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":4124000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":18616000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":18616000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":18616000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":3864000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":3864000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":9082000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":9082000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":5218000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":5218000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":13241000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":13241000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":4159000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":4159000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":19078000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":19078000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":4271000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":4271000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":9440000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":9440000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":5169000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":5169000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":13946000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":4506000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":19519000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":4347000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":9509000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":5162000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"ProceedsFromAnnuitiesAndInvestmentCertificates":{"label":"Proceeds from Annuities and Investment Certificates","description":"The cash inflow from an insurance contract under which the policy holder make a lump sum payment or a series of payments in exchange for periodic payments to the policyholder beginning immediately or at some future date.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":900773000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":653171000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":1060960000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":1499830000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":1499830000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":346146000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":719078000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":719078000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":1116161000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":1116161000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":1476657000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":1476657000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":1476657000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":212423000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":212423000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":454963000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":454963000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":715037000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":715037000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":985370000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":985370000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":985370000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":231749000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":231749000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":477776000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":477776000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":732745000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":732745000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":982305000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":982305000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":199563000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":199563000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":460611000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":460611000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":715705000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":985003000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":202472000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":452124000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"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":"2009-01-01","end":"2009-12-31","val":56808000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":21159000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":31302000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":80497000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":80497000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":10180000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":34615000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":34615000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":73980000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":73980000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":82204000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":82204000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":82204000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":260000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":260000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":941000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":941000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":25225000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":25225000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":54745000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":54745000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":54745000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":14980000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":14980000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":54640000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":54640000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":109816000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":109816000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":172112000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":172112000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":54133000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":54133000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":105268000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":105268000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":164059000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":203349000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":26450000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":64619000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"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":"2010-07-01","end":"2010-09-30","val":2000000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010Q3"}]}},"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":91378000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":39740000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":53767000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":78175000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":78175000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":29127000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":52482000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":52482000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":89379000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":89379000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":171852000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":171852000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":171852000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":79767000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":79767000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":177601000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":177601000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":252464000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":252464000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":347521000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":347521000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":347521000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":66052000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":66052000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":128127000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":128127000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":191833000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":191833000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":287858000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":287858000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":53872000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":53872000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":102813000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":102813000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":213260000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":330127000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":48565000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":163057000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities":{"label":"Proceeds from Maturities, Prepayments and Calls of Held-to-maturity Securities","description":"The cash inflow associated with the maturity, prepayments and calls (requests for early payments) of debt securities designated as held-to-maturity.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":958491000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":315447000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":534123000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":833157000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":833157000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":150205000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":221449000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":221449000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":375016000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":375016000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":640620000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":640620000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":640620000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":384604000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":384604000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":696502000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":696502000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":1021666000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":1021666000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":1473885000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":1473885000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":1473885000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":403974000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":403974000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":710366000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":710366000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":1028476000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":1028476000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":1231796000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":1231796000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":134670000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":134670000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":360420000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":360420000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":591536000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":445679000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":101444000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":257063000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"ProceedsFromSaleAndCollectionOfMortgageNotesReceivable":{"label":"Proceeds from Sale and Collection of Mortgage Notes Receivable","description":"The cash inflow from proceeds from sale of receivables arising from the mortgage note on real estate; includes collections on mortgage notes receivable that are not classified as operating cash flows.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":11533000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":16017000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":17352000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":21943000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":21943000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":7904000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":8961000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":8961000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":13577000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":13577000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":19534000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":19534000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":19534000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":4536000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":4536000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":38154000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":38154000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":38783000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":38783000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":36545000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":36545000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":36545000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":17000000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":17000000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":25490000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":25490000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":30649000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":30649000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":43856000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":43856000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":5845000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":5845000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":10240000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":10240000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":14112000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":20506000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":6907000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":18962000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"ProceedsFromSaleAndMaturityOfOtherInvestments":{"label":"Proceeds from Sale and Maturity of Other Investments","description":"The cash inflow associated with the sale and maturity (principal being due) of other investments, prepayment and call (request of early payment) of other investments not otherwise defined in the taxonomy.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":1920000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":2725000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":3544000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":4779000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":4779000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":1940000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":3348000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":3348000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":4732000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":4732000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":5183000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":5183000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":5183000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":477000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":477000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":3492000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":3492000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":8646000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":8646000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":8791000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":8791000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":8791000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":2884000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":2884000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":11925000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":9945000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":10520000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":10520000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":11024000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":11024000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":579000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":579000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":1016000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":1016000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":3247000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":3399000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"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":19781000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":8860000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":28778000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":32545000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":32545000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":10010000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":11196000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":11196000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":19248000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":19248000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":19522000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":19522000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":19522000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":418000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":418000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-367000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":-367000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":7539000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":7539000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":8214000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":8214000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":8214000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":609000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":609000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":9670000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":9670000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":10246000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":10246000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":10246000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":10246000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":2042000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":2042000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":5334000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":5334000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":19511000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":29730000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":5752000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":13131000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"ProceedsFromSaleOfHeldToMaturitySecurities":{"label":"Proceeds from Sale of Held-to-maturity Securities","description":"The cash inflow associated with the sale of securities that had been designated as held-to-maturity. Excludes proceeds from maturities, prepayments and calls by the issuer.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":0,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":1980000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":1980000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":1980000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":1980000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":1980000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"ProceedsFromStockOptionsExercised":{"label":"Proceeds from Stock Options Exercised","description":"Amount of cash inflow from exercise of option under share-based payment arrangement.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":0,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":0,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":277000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":463000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":463000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":626000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":1217000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":1217000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":908000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":908000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":633000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":633000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":633000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":350000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":350000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":350000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":350000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"ProvisionForLoanAndLeaseLosses":{"label":"Provision for Loan and Lease Losses","description":"Amount of expense related to estimated loss from loan and lease transactions.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":609000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":650000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":650000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":700000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"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":-5167000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-378000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-04-01","end":"2010-06-30","val":51000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":1294000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":1672000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":5475000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":5475000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":3092000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":3582000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":3582000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":490000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":490000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":6520000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":6520000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":2938000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":2938000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":6063000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":6063000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":6063000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":1167000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":1167000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":3172000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":3172000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":2005000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":2005000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":8112000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":8112000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":4940000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":4940000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":13200000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":13200000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":13200000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":2313000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":2313000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":3914000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":3914000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":1601000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":1601000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":7199000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":7199000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":3285000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":3285000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":8653000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":8653000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":1513000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":1513000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":4578000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":4578000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":3065000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":3065000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":6747000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":2169000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":11605000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":978000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":5236000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":4258000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"ReinsuranceReceivablesIncurredButNotReportedClaims":{"label":"Reinsurance Recoverables, Incurred but Not Reported Claims","description":"Estimated amount after valuation allowance of reinsurance recoverables, due from reinsurers for incurred claims not yet reported, and claims settlement expenses.","units":{"USD":[{"end":"2011-12-31","val":10600000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-12-31","val":9000000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":9000000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-12-31","val":8200000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":8200000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-12-31","val":7400000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"RepaymentsOfAnnuitiesAndInvestmentCertificates":{"label":"Repayments of Annuities and Investment Certificates","description":"The cash outflow for an insurance contract under which the policy holder make a lump sum payment or a series of payments in exchange for periodic payments to the policyholder beginning immediately or at some future date.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":563371000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":298582000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":463191000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":643911000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":643911000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":209714000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":405185000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":405185000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":615196000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":615196000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":813766000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":813766000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":813766000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":210657000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":210657000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":425827000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":425827000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":625306000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":625306000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":841126000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":841126000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":841126000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":214665000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":214665000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":448973000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":448973000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":665048000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":665048000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":875661000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":875661000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":224969000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":224969000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":450565000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":450565000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":655195000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":880658000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":227744000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":445871000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"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":1127614000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"end":"2010-12-31","val":1127614000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"end":"2010-12-31","val":1127614000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2010Q4I"},{"end":"2011-06-30","val":1159615000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2011Q2I"},{"end":"2011-09-30","val":1177608000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":1182207000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"end":"2011-12-31","val":1182207000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":1182207000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":1182207000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":1182207000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-03-31","val":1201948000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":1225194000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":1248243000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":1273492000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":1273492000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":1273492000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":1273492000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":1273492000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-03-31","val":1290124000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":1317115000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":1340624000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":1368466000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":1368466000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":1368466000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":1368466000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":1368466000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":1388292000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":1417475000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":1444669000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":1472782000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":1472782000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":1472782000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":1494108000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":1522966000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"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":568406000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":241125000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-04-01","end":"2010-06-30","val":96841000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":392336000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":151211000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":575992000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":575992000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":180367000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2011-01-01","end":"2011-03-31","val":180367000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":320518000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":320518000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":140151000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":140151000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":140151000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":412872000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":412872000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":92354000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":92354000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":92354000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":572747000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":572747000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":572747000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2011-10-01","end":"2011-12-31","val":159875000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4"},{"start":"2012-01-01","end":"2012-03-31","val":196662000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":196662000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-03-31","val":196662000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2012-01-01","end":"2012-03-31","val":196662000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":324271000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":324271000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":127609000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":127609000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-04-01","end":"2012-06-30","val":127609000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":127609000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":515256000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":515256000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":190985000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":190985000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-07-01","end":"2012-09-30","val":190985000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":190985000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":664662000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":664662000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":664662000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2012-10-01","end":"2012-12-31","val":149407000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-10-01","end":"2012-12-31","val":149407000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4"},{"start":"2013-01-01","end":"2013-03-31","val":231032000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":231032000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-03-31","val":231032000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2013-01-01","end":"2013-03-31","val":231032000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":413891000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":413891000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":182859000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":182859000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-04-01","end":"2013-06-30","val":182859000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":182859000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":602083000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":602083000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":188192000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":188192000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-07-01","end":"2013-09-30","val":188192000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":188192000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":860267000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":860267000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2013-10-01","end":"2013-12-31","val":258184000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-10-01","end":"2013-12-31","val":258184000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4"},{"start":"2014-01-01","end":"2014-03-31","val":158003000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":158003000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"start":"2014-01-01","end":"2014-03-31","val":158003000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":364844000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":364844000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":206841000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":206841000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"start":"2014-04-01","end":"2014-06-30","val":206841000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":524464000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":159620000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":159620000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":708780000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2014-10-01","end":"2014-12-31","val":184315000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-03-31","val":147890000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":303108000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":155218000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"SegmentReportingInformationNetAssets":{"label":"Segment Reporting Information, Net Assets (Deprecated 2013-01-31)","description":"Amount of net assets (total assets less total liabilities) attributed to the reportable segment.","units":{"USD":[{"end":"2010-12-31","val":8723875000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010Q4I"},{"end":"2011-06-30","val":9208613000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2I"},{"end":"2011-09-30","val":9439462000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":9650933000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-03-31","val":9817389000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1I"},{"end":"2012-06-30","val":9871257000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2I"},{"end":"2012-06-30","val":9871257000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2012-09-30","val":10103615000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":10081280000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-03-31","val":10321396000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":10330795000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"}]}},"SegmentReportingInformationRevenue":{"label":"Segment Reporting Information, Revenue for Reportable Segment (Deprecated 2013-01-31)","description":"Amount of total revenue for the reportable segments, including revenue from external customers, transactions with other operating segments of the same entity, and (gross) interest revenue. All considered to be \"operating revenue\" for purposes of the taxonomy.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":570517000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":316936000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":139661000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":406352000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":89416000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":566684000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":195495000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":321099000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":321099000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":125604000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":125604000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":507144000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":186045000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":651462000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":228719000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":409977000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":181258000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsShareBasedLiabilitiesPaid":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Share-based Liabilities Paid","description":"Amount of cash paid to settle liability for award under share-based payment arrangement.","units":{"USD":[{"start":"2013-01-01","end":"2013-06-30","val":1300000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":2100000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":2500000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-06-30","val":600000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-09-30","val":600000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":1100000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsTotalShareBasedLiabilitiesPaid":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Share-based Liabilities Paid (Deprecated 2014-01-31)","description":"Amount of liabilities paid for share-based compensation.","units":{"USD":[{"end":"2011-06-30","val":179000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2I"},{"end":"2011-09-30","val":179000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":179000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-03-31","val":17000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1I"},{"end":"2012-06-30","val":17000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2I"},{"end":"2012-06-30","val":17000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2012-09-30","val":100000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3I"},{"end":"2012-09-30","val":66000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2012-12-31","val":100000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2012-12-31","val":73000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2013-03-31","val":100000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1I"},{"end":"2013-03-31","val":126337,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2013-06-30","val":1300000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":2100000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":2500000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-03-31","val":500000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value","description":"Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash.","units":{"USD":[{"start":"2011-01-01","end":"2011-06-30","val":700000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":600000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-10-01","end":"2011-12-31","val":700000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":400000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":400000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-10-01","end":"2012-12-31","val":500000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-10-01","end":"2012-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-07-01","end":"2013-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":200000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":200000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2"},{"start":"2014-07-01","end":"2014-09-30","val":200000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":200000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate","description":"The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term.","units":{"pure":[{"start":"2011-01-01","end":"2011-12-31","val":0.0026,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-12-31","val":0.0026,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":0.0026,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011"},{"start":"2012-01-01","end":"2012-06-30","val":0.0025,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":0.0025,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-12-31","val":0.23,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":0.23,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2012-01-01","end":"2012-12-31","val":0.0023,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-12-31","val":0.0023,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":0.0023,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0.202,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0.0019,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":0.0018,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-12-31","val":0.0016,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":0.0016,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2013-01-01","end":"2013-12-31","val":0.0016,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-12-31","val":0.0016,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":0.0016,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0.0015,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":0.0013,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0.0014,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":0.0013,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":0.0015,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":0.0013,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0.0014,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0.0015,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Maximum","description":"The estimated measure of the maximum percentage by which a share price is expected to fluctuate during a period. Volatility also may be defined as a probability-weighted measure of the dispersion of returns about the mean. The volatility of a share price is the standard deviation of the continuously compounded rates of return on the share over a specified period. That is the same as the standard deviation of the differences in the natural logarithms of the stock prices plus dividends, if any, over the period.","units":{"pure":[{"start":"2011-01-01","end":"2011-12-31","val":0.3773,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-12-31","val":0.3773,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":0.3773,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011"},{"start":"2012-01-01","end":"2012-06-30","val":0.3552,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":0.3557,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-12-31","val":0.3493,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":0.3493,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2012-01-01","end":"2012-12-31","val":0.3493,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-12-31","val":0.3493,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":0.3493,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0.3349,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0.3337,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":0.3365,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-12-31","val":0.4271,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":0.4271,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2013-01-01","end":"2013-12-31","val":0.4271,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-12-31","val":0.4271,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":0.4271,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0.3912,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":0.3775,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0.3854,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":0.3775,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":0.3835,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":0.3775,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0.3777,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0.3777,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Minimum","description":"The estimated measure of the minimum percentage by which a share price is expected to fluctuate during a period. Volatility also may be defined as a probability-weighted measure of the dispersion of returns about the mean. The volatility of a share price is the standard deviation of the continuously compounded rates of return on the share over a specified period. That is the same as the standard deviation of the differences in the natural logarithms of the stock prices plus dividends, if any, over the period.","units":{"pure":[{"start":"2011-01-01","end":"2011-12-31","val":0.2539,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-12-31","val":0.2539,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":0.2539,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011"},{"start":"2012-01-01","end":"2012-06-30","val":0.2673,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":0.2199,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-12-31","val":0.1954,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":0.1954,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2012-01-01","end":"2012-12-31","val":0.1954,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-12-31","val":0.1954,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":0.1954,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0.1886,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0.2028,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":0.2165,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-12-31","val":0.2103,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":0.2103,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2013-01-01","end":"2013-12-31","val":0.2103,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-12-31","val":0.2103,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":0.2103,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0.1613,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":0.1967,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0.175,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":0.1967,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":0.1816,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":0.1967,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0.213,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0.2114,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Maximum","description":"The maximum risk-free interest rate assumption that is used in valuing an option on its own shares.","units":{"pure":[{"start":"2011-01-01","end":"2011-12-31","val":0.0203,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-12-31","val":0.0203,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":0.0203,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011"},{"start":"2012-01-01","end":"2012-06-30","val":0.0165,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":0.0155,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-12-31","val":0.0149,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":0.0149,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2012-01-01","end":"2012-12-31","val":0.0149,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-12-31","val":0.0149,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":0.0149,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0.0164,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0.024,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":0.0239,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-12-31","val":0.0393,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":0.0393,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2013-01-01","end":"2013-12-31","val":0.0393,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-12-31","val":0.0393,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":0.0393,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0.0152,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":0.0162,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0.0159,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":0.0162,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":0.0163,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":0.0162,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0.0147,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0.0154,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Minimum","description":"The minimum risk-free interest rate assumption that is used in valuing an option on its own shares.","units":{"pure":[{"start":"2011-01-01","end":"2011-12-31","val":0.0073,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-12-31","val":0.0073,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":0.0073,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011"},{"start":"2012-01-01","end":"2012-06-30","val":0.0055,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":0.0037,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-12-31","val":0.0039,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":0.0039,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2012-01-01","end":"2012-12-31","val":0.0039,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-12-31","val":0.0039,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":0.0039,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0.0042,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0.0053,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":0.0046,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-12-31","val":0.0012,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":0.0012,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2013-01-01","end":"2013-12-31","val":0.0012,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-12-31","val":0.0012,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":0.0012,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0.0012,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":0.0013,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0.001,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":0.0013,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":0.0011,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":0.0013,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0.0022,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0.0022,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant","description":"The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.","units":{"shares":[{"end":"2011-12-31","val":291000000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":291000000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":291000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-06-30","val":291000000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":291000000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":291000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":291000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":291000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":291000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":291000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-03-31","val":291000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":291000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":291000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":291000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":291000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":291000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":291000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q4I"},{"end":"2014-03-31","val":291000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":291000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":291000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":291000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":291000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":291000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":291000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":291000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value","description":"Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.","units":{"USD":[{"start":"2011-01-01","end":"2011-06-30","val":557000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":557000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":600000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":17000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":66000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":100000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":100000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":100000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":100000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":100000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":1300000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":1300000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":2100000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":2100000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":2500000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":2500000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":500000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":700000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-09-30","val":800000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":1100000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Options, Expirations in Period","description":"Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements.","units":{"shares":[{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period","description":"The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.","units":{"shares":[{"start":"2012-01-01","end":"2012-06-30","val":1450000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":3050000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-12-31","val":4000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":400000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":400000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":400000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-12-31","val":750,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":250,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":400,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-09-30","val":500,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":500,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":1000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross","description":"Gross number of share options (or share units) granted during the period.","units":{"shares":[{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value","description":"Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.","units":{"USD":[{"end":"2012-06-30","val":1289000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":1339000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":2619000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-03-31","val":4611000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":5092000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":5377000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":6637000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-03-31","val":7646000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":7767000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":7471000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":11079000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"},{"end":"2015-03-31","val":9168000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":7408000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number","description":"Number of options outstanding, including both vested and non-vested options.","units":{"shares":[{"end":"2011-12-31","val":86118000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":86118000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":86000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-06-30","val":84668000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":83068000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":82000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":82468000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":82468000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":82468000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":82468,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-03-31","val":79218000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":52768000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":40418000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":36668,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":36668,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":36668,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":36668,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":36668,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":33418,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":31268,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":31168,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":29768,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":29768,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":29768,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":29768,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":28768,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price","description":"Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.","units":{"USD/shares":[{"end":"2011-12-31","val":187.83,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":187.83,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":187.83,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-06-30","val":187.23,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":186.69,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":186.19,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":186.19,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":186.19,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":186.19,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":186.19,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012Q4I"},{"end":"2013-03-31","val":187.14,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":205.76,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":222.8,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":229.24,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":229.24,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":229.24,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":229.24,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":229.24,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":236.16,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":241.58,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":241.54,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":242.48,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":242.48,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":242.48,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":242.48,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":242.04,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedInPeriod":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Shares Issued in Period","description":"Number of shares issued under share-based payment arrangement.","units":{"shares":[{"start":"2011-01-01","end":"2011-03-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-03-31","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-03-31","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-04-01","end":"2011-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-07-01","end":"2011-09-30","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-10-01","end":"2012-12-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q4"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"}]}},"ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice":{"label":"Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price","description":"Weighted average price at which option holders acquired shares when converting their stock options into shares.","units":{"USD/shares":[{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":150,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":150,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":150,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-12-31","val":150,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":150,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":150,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-09-30","val":150,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":165.64,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice":{"label":"Share-based Compensation Arrangements by Share-based Payment Award, Options, Expirations in Period, Weighted Average Exercise Price","description":"Weighted average price at which grantees could have acquired the underlying shares with respect to stock options of the plan that expired.","units":{"USD/shares":[{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice":{"label":"Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price","description":"Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated.","units":{"USD/shares":[{"start":"2012-01-01","end":"2012-06-30","val":222.5,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":218.94,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-12-31","val":-224.89,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":255.13,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":255.13,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":255.13,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-12-31","val":255.13,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":255.13,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":255.13,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-09-30","val":255.13,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":255.13,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":255.13,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice":{"label":"Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price","description":"Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.","units":{"USD/shares":[{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit":{"label":"Share-based Payment Arrangement, Option, Exercise Price Range, Lower Range Limit","description":"The floor of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range.","units":{"USD/shares":[{"start":"2013-01-01","end":"2013-12-31","val":210.22,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013"},{"start":"2013-01-01","end":"2013-12-31","val":210.22,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"}]}},"ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfExercisableOptions":{"label":"Share-based Payment Arrangement, Option, Exercise Price Range, Shares Exercisable","description":"The number of shares reserved for issuance pertaining to the outstanding exercisable stock options as of the balance sheet date in the customized range of exercise prices for which the market and performance vesting condition has been satisfied.","units":{"shares":[{"end":"2012-06-30","val":81037000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":77487000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":79087,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-03-31","val":81000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":61000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":48000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":44718,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-03-31","val":46372,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":48476,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":48376,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":53480,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"},{"end":"2015-03-31","val":59283,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":59236,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions":{"label":"Share-based Payment Arrangement, Option, Exercise Price Range, Shares Outstanding","description":"The number of shares reserved for issuance pertaining to the outstanding stock options as of the balance sheet date for all option plans in the customized range of exercise prices.","units":{"shares":[{"end":"2012-06-30","val":157329000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":153529000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":148929,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-03-31","val":144000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":118000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":104000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":136129,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-03-31","val":130004,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":127654,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":125454,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":121954,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"},{"end":"2015-03-31","val":121179,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":116979,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value","description":"Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.","units":{"USD":[{"end":"2012-06-30","val":318000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":290000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":861000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-03-31","val":2260000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":2081000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":1845000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":2284000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-03-31","val":3273000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":3209000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":3116000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":4812000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"},{"end":"2015-03-31","val":4608000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":3703000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"SharePrice":{"label":"Share Price","description":"Price of a single share of a number of saleable stocks of a company.","units":{"USD/shares":[{"end":"2012-06-30","val":141.92,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":143.25,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3I"},{"end":"2012-12-31","val":157.74,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-03-31","val":176,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":189.85,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":201.77,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":223.55,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-03-31","val":244.5,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":249.41,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":247.01,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":269.25,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"},{"end":"2015-03-31","val":254.3,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":239.49,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"ShortTermBorrowings":{"label":"Short-term Debt","description":"Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.","units":{"USD":[{"end":"2011-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011Q4I"},{"end":"2012-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"ShortTermInvestments":{"label":"Short-term Investments","description":"Amount of investments including trading securities, available-for-sale securities, held-to-maturity securities, and short-term investments classified as other and current.","units":{"USD":[{"end":"2014-12-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q4I"},{"end":"2015-03-31","val":14989000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"}]}},"StatutoryAccountingPracticesPortionOfExcessRetainedEarningsNotTaxed":{"label":"Statutory Accounting Practices, Portion of Excess Retained Earnings Not Taxed","description":"The amount of retained earnings as of the balance sheet date in excess of statutory unassigned surplus on which no income tax provisions have been made.","units":{"USD":[{"end":"2010-12-31","val":821097000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010Q4I"},{"end":"2011-12-31","val":859074000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2011-12-31","val":859074000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011Q4I"},{"end":"2012-12-31","val":961054000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":961054000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2012-12-31","val":961054000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012Q4I"},{"end":"2013-12-31","val":1082519000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":1082519000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-12-31","val":1141579000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"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":"2013-09-30","val":100500000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":112300000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-03-31","val":112300000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":112300000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":112300000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":118200000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"},{"end":"2015-03-31","val":118200000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":118200000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"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":"2010-12-31","val":878451000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010Q4I"},{"end":"2011-12-31","val":922522000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2011-12-31","val":922522000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011Q4I"},{"end":"2012-12-31","val":1004766000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":1004766000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2012-12-31","val":1004766000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012Q4I"},{"end":"2013-12-31","val":1126232000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":1126232000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-12-31","val":1185643000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"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":"2010-01-01","end":"2010-12-31","val":76954000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":53901000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":53901000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":84473000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":84473000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":84473000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":106159000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":106159000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":77220000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"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":1114053000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009Q4I"},{"end":"2010-06-30","val":1182432000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09","frame":"CY2010Q2I"},{"end":"2010-09-30","val":1215115000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09","frame":"CY2010Q3I"},{"end":"2010-12-31","val":1218791000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"end":"2010-12-31","val":1218791000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"end":"2010-12-31","val":1218791000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"end":"2010-12-31","val":1218791000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010Q4I"},{"end":"2011-03-31","val":1236158000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1I"},{"end":"2011-06-30","val":1256510000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"end":"2011-06-30","val":1256510000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2I"},{"end":"2011-09-30","val":1277396000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"end":"2011-09-30","val":1277396000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":1276785000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"end":"2011-12-31","val":1276785000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":1276785000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2011-12-31","val":1276785000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2011-12-31","val":1276785000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2011-12-31","val":1276785000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011Q4I"},{"end":"2012-03-31","val":1303824000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2012-03-31","val":1303824000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1I"},{"end":"2012-06-30","val":1331321000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"end":"2012-06-30","val":1331321000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":1368396000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"end":"2012-09-30","val":1368396000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3I"},{"end":"2012-12-31","val":1391680000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"end":"2012-12-31","val":1391680000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":1391680000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":1391680000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":1391680000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2012-12-31","val":1391680000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012Q4I"},{"end":"2013-03-31","val":1406938000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2013-03-31","val":1406938000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1I"},{"end":"2013-06-30","val":1400180000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2013-06-30","val":1400180000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2I"},{"end":"2013-09-30","val":1421838000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2013-09-30","val":1421838000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3I"},{"end":"2013-12-31","val":1447948000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"end":"2013-12-31","val":1447948000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":1447948000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":1447948000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":1447948000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":1477688000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2014-03-31","val":1477688000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1I"},{"end":"2014-06-30","val":1515897000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2014-06-30","val":1515897000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":1534138000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3I"},{"end":"2014-12-31","val":1556320000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":1556320000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":1556320000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":1586652000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":1592128000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"StockIssuedDuringPeriodSharesStockOptionsExercised":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period","description":"Number of share options (or share units) exercised during the current period.","units":{"shares":[{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":2850000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":29300000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":41650000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-12-31","val":45050,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":3000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":5000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-09-30","val":5000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":6400,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCarryingAmount":{"label":"SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties, Amount","description":"Amount of investment held by insurance company, excluding investment in related party.","units":{"USD":[{"end":"2012-12-31","val":313048000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-12-31","val":399039000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-12-31","val":356209000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCost":{"label":"SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties, Cost","description":"Cost of investment held by insurance company, excluding investment in related party.","units":{"USD":[{"end":"2012-12-31","val":313048000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-12-31","val":399039000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-12-31","val":356209000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesFairValue":{"label":"SEC Schedule, 12-15, Insurance Companies, Summary of Investments, Other than Investments in Related Parties, Fair Value","description":"Fair value of investment held by insurance company, excluding investment in related party.","units":{"USD":[{"end":"2012-12-31","val":0,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-12-31","val":0,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-12-31","val":0,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"TradingSecuritiesPledgedAsCollateral":{"label":"Trading Securities Pledged as Collateral (Deprecated 2018-01-31)","description":"The fair value of trading securities that serve as collateral for borrowings.","units":{"USD":[{"end":"2012-12-31","val":42100000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2012Q4I"},{"end":"2013-12-31","val":34100000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2013Q4I"},{"end":"2014-12-31","val":43600000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"UndistributedEarnings":{"label":"Undistributed Earnings, Basic","description":"The earnings that is allocated to common stock and participating securities to the extent that each security may share in earnings as if all of the earnings for the period had been distributed.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":71627000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":32001000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":13790000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":49994000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":17994000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":54354000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":54354000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":19741000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":42987000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":42987000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":23246000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":23246000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":66036000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":66036000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-01","end":"2012-09-30","val":23049000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-07-01","end":"2012-09-30","val":23049000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":91285000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":91285000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":91285000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":16632000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":16632000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":43623000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":43623000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-04-01","end":"2013-06-30","val":26991000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":26991000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":67132000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":67132000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-07-01","end":"2013-09-30","val":23509000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-07-01","end":"2013-09-30","val":23509000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":94974000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":94974000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":19826000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":19826000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":49009000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":49009000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":29183000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-04-01","end":"2014-06-30","val":29183000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":76203000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-07-01","end":"2014-09-30","val":27194000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":104315000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":21326000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":50184000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2015-04-01","end":"2015-06-30","val":28858000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2"}]}},"UnrealizedGainLossOnDerivatives":{"label":"Unrealized Gain (Loss) on Derivatives","description":"The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of derivative instruments, including options, swaps, futures, and forward contracts, held at each balance sheet date, that was included in earnings for the period.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":93085000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-70482000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2010-01-01","end":"2010-09-30","val":-63860000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":16612000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2010-01-01","end":"2010-12-31","val":16612000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":31849000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":22750000,"accn":"0000070684-11-000026","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":22750000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":-38774000,"accn":"0000070684-11-000036","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":-38774000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":-33335000,"accn":"0000070684-12-000015","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-15"},{"start":"2011-01-01","end":"2011-12-31","val":-33335000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2011-01-01","end":"2011-12-31","val":-33335000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":42437000,"accn":"0000070684-12-000024","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":42355000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":9959000,"accn":"0000070684-12-000031","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-06-30","val":9959000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":42328000,"accn":"0000070684-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09"},{"start":"2012-01-01","end":"2012-09-30","val":42328000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":27147000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":27147000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2012-01-01","end":"2012-12-31","val":27147000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":74432000,"accn":"0000070684-13-000016","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2013-01-01","end":"2013-03-31","val":74432000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":91124000,"accn":"0000070684-13-000024","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-06-30","val":91124000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":126739000,"accn":"0000070684-13-000033","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":126739000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2013-01-01","end":"2013-12-31","val":225899000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":225899000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":548000,"accn":"0000070684-14-000026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":548000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":45799000,"accn":"0000070684-14-000037","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2014-01-01","end":"2014-06-30","val":45799000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":49278000,"accn":"0000070684-14-000043","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"start":"2014-01-01","end":"2014-12-31","val":68616000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-8287000,"accn":"0000070684-15-000019","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-17069000,"accn":"0000070684-15-000031","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"UnrealizedGainLossOnInvestments":{"label":"Unrealized Gain (Loss) on Investments","description":"Amount of unrealized gain (loss) on investment.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":66188000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":90350000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":90350000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":45404000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":45404000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":52966000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"UnrealizedGainOnSecurities":{"label":"Unrealized Gain on Securities","description":"The increase (decrease), resulting in a gain, in the difference between the fair value and the carrying value, or in the comparative fair values, of securities held at each balance sheet date, that was included in earnings for the period.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":212588000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":270967000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":270967000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":159080000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":159080000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":157304000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"UnrealizedLossOnSecurities":{"label":"Unrealized Loss on Securities","description":"The increase (decrease), resulting in a loss, in the difference between the fair value and the carrying value, or in the comparative fair values, of securities held at each balance sheet date, that was included in earnings for the period.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":18603000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":9133000,"accn":"0000070684-13-000007","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-18"},{"start":"2012-01-01","end":"2012-12-31","val":9133000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":37263000,"accn":"0000070684-14-000012","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-17"},{"start":"2013-01-01","end":"2013-12-31","val":37263000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":12926000,"accn":"0000070684-15-000005","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}}}}}