{"cik":729237,"entityName":"PARKWAY PROPERTIES INC","facts":{"dei":{"EntityCommonStockSharesOutstanding":{"label":"Entity Common Stock, Shares Outstanding","description":"Indicate number of shares or other units outstanding of each of registrant's classes of capital or common stock or other ownership interests, if and as stated on cover of related periodic report. Where multiple classes or units exist define each class/interest by adding class of stock items such as Common Class A [Member], Common Class B [Member] or Partnership Interest [Member] onto the Instrument [Domain] of the Entity Listings, Instrument.","units":{"shares":[{"end":"2011-08-01","val":22118817,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2011Q2I"},{"end":"2011-10-31","val":21996036,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2012-03-01","val":21985001,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2012-04-30","val":21954105,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-08-08","val":41211048,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-11-01","val":41191461,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2013-03-01","val":56110959,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06","frame":"CY2013Q1I"},{"end":"2013-05-01","val":68765182,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"end":"2013-08-01","val":68572111,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-11-01","val":68622417,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2014-02-24","val":99055960,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2014-05-05","val":99076822,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-08-04","val":99461821,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2I"},{"end":"2014-10-27","val":111118265,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3I"}]}},"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":"2010-06-30","val":301800000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2010-06-30","val":301800000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q2I"},{"end":"2011-06-30","val":341600000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2011-06-30","val":341600000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-06-30","val":341600000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2011-06-30","val":341600000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q2I"},{"end":"2012-06-30","val":293600000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-06-30","val":293600000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"end":"2012-06-30","val":293600000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2012Q2I"},{"end":"2013-06-28","val":1100000000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q2I"},{"end":"2014-06-30","val":2000000000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q2I"},{"end":"2015-06-30","val":1700000000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q2I"}]}}},"invest":{"DerivativeNotionalAmount":{"label":"Derivative, Notional Amount","description":"Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.","units":{"USD":[{"end":"2012-09-28","val":125000000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2012-09-30","val":125000000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2013-03-31","val":125000000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"}]}}},"us-gaap":{"AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent":{"label":"Accounts Payable and Accrued Liabilities","description":"Sum of the carrying values as of the balance sheet date of obligations incurred through that date, including liabilities incurred and payable to vendors for goods and services received, taxes, interest, rent and utilities, compensation costs, payroll taxes and fringe benefits (other than pension and postretirement obligations), contractual rights and obligations, and statutory obligations.","units":{"USD":[{"end":"2010-12-31","val":98818000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2010-12-31","val":98818000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2010-12-31","val":98818000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010Q4I"},{"end":"2011-06-30","val":126356000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2011Q2I"},{"end":"2011-09-30","val":123409000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":90341000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2011-12-31","val":90341000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":90341000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2011-12-31","val":90341000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2011-12-31","val":14240000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":14240000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-03-31","val":70976000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":80867000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":79868000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":13111000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":82715000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"end":"2012-12-31","val":82716000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"end":"2012-12-31","val":82716000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"end":"2012-12-31","val":13111000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":13111000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-03-31","val":89180000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"},{"end":"2013-06-30","val":87856000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":102654000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2013-12-31","val":51572000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":188921000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":188921000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"end":"2013-12-31","val":188921000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"end":"2013-12-31","val":51572000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-03-31","val":170498000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":178485000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":177527000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3I"},{"end":"2014-12-31","val":43359000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":202413000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"end":"2014-12-31","val":202413000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"end":"2014-12-31","val":202413000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"end":"2014-12-31","val":43359000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-03-31","val":179003000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1I"},{"end":"2015-06-30","val":186474000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2I"},{"end":"2015-09-30","val":201348000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3I"},{"end":"2015-12-31","val":55322000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"end":"2015-12-31","val":193685000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05"},{"end":"2015-12-31","val":193685000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q4I"},{"end":"2016-03-31","val":173813000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1I"},{"end":"2016-06-30","val":180324000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2I"}]}},"AccountsPayableAndOtherAccruedLiabilities":{"label":"Accounts Payable and Other Accrued Liabilities","description":"Amount of liabilities incurred and payable to vendors for goods and services received, and accrued liabilities classified as other.","units":{"USD":[{"end":"2011-12-31","val":90341000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":90341000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-12-31","val":82716000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":82716000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":82716000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":188921000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":188921000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":202413000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":202413000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":193685000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"AccountsReceivableGross":{"label":"Accounts Receivable, before Allowance for Credit Loss","description":"Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business.","units":{"USD":[{"end":"2013-12-31","val":5242000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":5892000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":5892000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":1491000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"AccrualForTaxesOtherThanIncomeTaxesCurrentAndNoncurrent":{"label":"Accrual for Taxes Other than Income Taxes","description":"Carrying value as of the balance sheet date of obligations incurred and payable for real and property taxes.","units":{"USD":[{"end":"2011-12-31","val":6465000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2011-12-31","val":6465000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":6868000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2012-12-31","val":6868000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"AccruedPayrollTaxesCurrentAndNoncurrent":{"label":"Accrued Payroll Taxes","description":"Carrying value as of the balance sheet date of obligations incurred and payable for statutory payroll taxes incurred through that date and withheld from employees pertaining to services received from them, including entity's matching share of the employees FICA taxes and contributions to the state and federal unemployment insurance programs.","units":{"USD":[{"end":"2012-12-31","val":2980000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":3081000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":3081000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":3210000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":3210000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":4845000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"AccumulatedAmortizationDeferredFinanceCosts":{"label":"Accumulated Amortization, Debt Issuance Costs","description":"Amount of accumulated amortization of debt issuance costs.","units":{"USD":[{"end":"2011-12-31","val":2688000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":2688000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-12-31","val":4067000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":4067000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":4067000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":5990000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":5990000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":7321000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":7321000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":8746000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"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":-3003000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2010-12-31","val":-3003000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2010-12-31","val":-3003000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010Q4I"},{"end":"2011-06-30","val":-3187000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2011Q2I"},{"end":"2011-09-30","val":-5704000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":-3340000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2011-12-31","val":-3340000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":-3340000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2011-12-31","val":-3340000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2011-12-31","val":-3340000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":-3340000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-03-31","val":-3258000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":-4306000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":-4711000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":-4425000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":-4425000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"end":"2012-12-31","val":-4425000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"end":"2012-12-31","val":-4425000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"end":"2012-12-31","val":-4425000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":-4425000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-03-31","val":-6279000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"},{"end":"2013-06-30","val":-814000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":-2353000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2013-12-31","val":-2179000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":-2179000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":-2179000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"end":"2013-12-31","val":-2179000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"end":"2013-12-31","val":-2179000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-03-31","val":-2374000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":-6404000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":-3304000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3I"},{"end":"2014-12-31","val":-6166000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":-6166000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"end":"2014-12-31","val":-6166000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"end":"2014-12-31","val":-6166000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"end":"2014-12-31","val":-6166000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-03-31","val":-9219000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1I"},{"end":"2015-06-30","val":-6635000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2I"},{"end":"2015-09-30","val":-9850000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3I"},{"end":"2015-12-31","val":-6199000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"end":"2015-12-31","val":-6199000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05"},{"end":"2015-12-31","val":-6199000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q4I"},{"end":"2016-03-31","val":-10307000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1I"},{"end":"2016-06-30","val":-11319000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2I"}]}},"AcquiredFiniteLivedIntangibleAssetAmount":{"label":"Acquired Finite-lived Intangible Asset, Amount (Deprecated 2013-01-31)","description":"The aggregate amount assigned to a major class of finite-lived intangible assets acquired either individually or as part of a group of assets (in either an asset acquisition or business combination). A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of a company.","units":{"USD":[{"end":"2012-06-30","val":51800000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q2I"},{"end":"2012-06-30","val":51800000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"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":516167000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2010-12-31","val":516167000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2010-12-31","val":516167000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010Q4I"},{"end":"2011-06-30","val":517016000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2011Q2I"},{"end":"2011-09-30","val":517527000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":517309000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2011-12-31","val":517309000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":517309000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2011-12-31","val":517309000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2011-12-31","val":517309000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":517309000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-03-31","val":517343000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":577764000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":719031000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":907254000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":907254000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"end":"2012-12-31","val":907254000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"end":"2012-12-31","val":907254000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"end":"2012-12-31","val":907254000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":907254000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-03-31","val":1096423000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"},{"end":"2013-06-30","val":1097788000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":1100613000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2013-12-31","val":1428026000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":1428026000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":1428026000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"end":"2013-12-31","val":1428026000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"end":"2013-12-31","val":1428026000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-03-31","val":1625272000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":1631215000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":1815064000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3I"},{"end":"2014-12-31","val":1842581000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":1842581000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"end":"2014-12-31","val":1842581000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"end":"2014-12-31","val":1842581000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"end":"2014-12-31","val":1842581000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-03-31","val":1850161000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1I"},{"end":"2015-06-30","val":1852167000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2I"},{"end":"2015-09-30","val":1853823000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3I"},{"end":"2015-12-31","val":1854913000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"end":"2015-12-31","val":1854913000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05"},{"end":"2015-12-31","val":1854913000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q4I"},{"end":"2016-03-31","val":1856271000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1I"},{"end":"2016-06-30","val":1858071000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2I"}]}},"AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation":{"label":"Share-based Payment Arrangement, Decrease for Tax Withholding Obligation","description":"Amount of decrease to equity for grantee's tax withholding obligation for award under share-based payment arrangement.","units":{"USD":[{"start":"2012-01-01","end":"2012-06-30","val":113000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":173000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2013-01-01","end":"2013-03-31","val":35000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":35000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-09-30","val":44000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue":{"label":"APIC, Share-based Payment Arrangement, Increase for Cost Recognition","description":"Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":2581000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":1319000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":1319000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":1319000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":888000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-09-30","val":1389000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":1341000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":1341000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":1341000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":1341000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":157000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":204000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":371000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-12-31","val":432000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":432000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":432000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":432000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":89000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":1321000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-09-30","val":3322000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-12-31","val":5725000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":5725000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":5725000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":2489000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":4735000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":5765000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-12-31","val":6733000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":6733000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":1453000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":3184000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":4840000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":5955000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":1358000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":2792000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts":{"label":"Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs","description":"Amount of decrease in additional paid in capital (APIC) resulting from direct costs associated with issuing stock. Includes, but is not limited to, legal and accounting fees and direct costs associated with stock issues under a shelf registration.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":-14000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":14000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":14000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":-12000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-09-30","val":-12000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2012-01-01","end":"2012-03-31","val":-10000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1"},{"start":"2015-01-01","end":"2015-03-31","val":209000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":209000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":209000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":234000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"AdvanceRent":{"label":"Advance Rent","description":"Amount at the balance sheet date that has been received by the entity that represents rents paid in advance.","units":{"USD":[{"end":"2011-12-31","val":8393000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":8393000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-12-31","val":9488000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":9488000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":9488000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":16923000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":16923000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":16311000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":16311000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":18787000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"AllocatedShareBasedCompensationExpense":{"label":"Share-based Payment Arrangement, Expense","description":"Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.","units":{"USD":[{"start":"2012-01-01","end":"2012-06-30","val":204000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-09-30","val":371000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":432000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":89000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":1300000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":1200000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":3300000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":3300000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":5700000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":5700000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":5700000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":2500000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":2500000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":4700000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":4700000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":6800000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":6800000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":8200000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":8200000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":1700000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":1700000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":3500000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":3500000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":5100000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":6500000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":1500000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":2900000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"AllowanceForDoubtfulAccountsReceivable":{"label":"Accounts Receivable, Allowance for Credit Loss","description":"Amount of allowance for credit loss on accounts receivable.","units":{"USD":[{"end":"2011-12-31","val":1812000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":1812000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-12-31","val":1606000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":1606000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":1606000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":2694000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":2695000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":1860000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":1860000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":635000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"AmortizationOfAboveAndBelowMarketLeases":{"label":"Amortization of above and below Market Leases","description":"Amount of non-cash amortization of intangible asset (liability) for above and below market leases.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":-163000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":565000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-01-01","end":"2011-09-30","val":1743000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-01-01","end":"2011-12-31","val":2955000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":1126000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":2323000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":2323000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-09-30","val":3837000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":3837000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":5137000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":848000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":828000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":1572000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":1553000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":2277000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":2238000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-03-31","val":-2476000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":-2476000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-5074000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":-5074000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":-8916000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":-8916000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-03-31","val":-4359000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":-4359000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-8620000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":-8620000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":-12422000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2016-01-01","end":"2016-03-31","val":-2229000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":-3283000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"AmortizationOfDebtDiscountPremium":{"label":"Amortization of Debt Discount (Premium)","description":"Amount of noncash expense included in interest expense to amortize debt discount and premium associated with the related debt instruments. Excludes amortization of financing costs. Alternate captions include noncash interest expense.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-607000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-342000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-01-01","end":"2010-09-30","val":-522000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":-710000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":-710000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":-710000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-197000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-400000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":-400000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-01-01","end":"2011-09-30","val":-400000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":-400000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":-400000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":-400000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":-5596000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-1283000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":-1283000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-2678000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":-2678000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":-4110000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":-4110000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":-6374000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":-6374000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-3025000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":-3025000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-5908000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":-5908000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":-8839000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":-12025000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":-3416000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":-5874000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"AmortizationOfFinancingCosts":{"label":"Amortization of Debt Issuance Costs","description":"Amount of amortization expense attributable to debt issuance costs.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":2319000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":924000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-01-01","end":"2010-09-30","val":1317000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":1713000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":1092000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":1092000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":479000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":1007000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":1007000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-01-01","end":"2011-09-30","val":1573000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":1573000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-01-01","end":"2011-12-31","val":2144000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":1623000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":1623000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":1607000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":537000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":537000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":1030000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":1030000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-09-30","val":1384000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":1384000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":1989000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":1989000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":1967000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":1967000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":481000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":476000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":1145000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":1135000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":1856000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":1841000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":2448000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":2448000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":2448000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":542000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":542000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":1740000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":1740000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":2551000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":2551000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":2845000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":2845000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":705000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":705000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":1624000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":1624000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":2360000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":3112000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":768000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":1551000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"AmortizationOfIntangibleAssets":{"label":"Amortization of Intangible Assets","description":"The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-163000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-419000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-01-01","end":"2010-09-30","val":-364000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":-163000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":-163000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":39000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-554000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-09-30","val":1463000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":2955000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":2955000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":2695000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":1126000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-12-31","val":5137000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":5015000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":5015000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":2210000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":2210000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":2210000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":-13690000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":-13690000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":-16288000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"AreaOfRealEstateProperty":{"label":"Area of Real Estate Property","description":"Area of a real estate property.","units":{"sqft":[{"end":"2010-12-31","val":163000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010Q4I"},{"end":"2012-02-10","val":300000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06","frame":"CY2011Q4I"},{"end":"2012-03-09","val":337000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-03-09","val":337000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-03-09","val":337000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q1I"},{"end":"2012-12-31","val":11900000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":11900000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2013-01-17","val":260000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2013-01-17","val":260000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2013-09-30","val":640000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2013-12-31","val":17600000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"},{"end":"2014-03-31","val":3073000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-12-31","val":16500000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":14100000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"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":1603682000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2010-12-31","val":1603682000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2010-12-31","val":1603682000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2010-12-31","val":1603682000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2010-12-31","val":1603682000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010Q4I"},{"end":"2011-06-30","val":2089688000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2011-06-30","val":2089688000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2I"},{"end":"2011-09-30","val":1914182000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2011-09-30","val":1914182000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q3I"},{"end":"2011-12-31","val":1636311000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2011-12-31","val":1636311000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":1636311000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2011-12-31","val":1636311000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2011-12-31","val":1636311000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":1636311000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-03-31","val":1414767000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":1597658000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":1584344000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":1906611000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":1906611000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"end":"2012-12-31","val":1906611000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"end":"2012-12-31","val":1906611000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"end":"2012-12-31","val":1906611000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":1906611000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-03-31","val":2077634000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"},{"end":"2013-06-30","val":2061298000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":2139436000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2013-12-31","val":2925501000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":2925501000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":2925501000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"end":"2013-12-31","val":2925501000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"end":"2013-12-31","val":2925501000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-03-31","val":3003409000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":3131521000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":3268456000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3I"},{"end":"2014-12-31","val":3704714000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":3704714000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"end":"2014-12-31","val":3704714000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"end":"2014-12-31","val":3704714000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"end":"2014-12-31","val":3704714000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-03-31","val":3756697000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1I"},{"end":"2015-06-30","val":3626735000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2I"},{"end":"2015-09-30","val":3592702000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3I"},{"end":"2015-12-31","val":3619235000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"end":"2015-12-31","val":3609281000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05"},{"end":"2015-12-31","val":3609281000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q4I"},{"end":"2016-03-31","val":3627616000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1I"},{"end":"2016-06-30","val":3448055000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2I"}]}},"AssetsNeededForImmediateSettlementAggregateFairValue":{"label":"Assets Needed for Immediate Settlement, Aggregate Fair Value","description":"The aggregate fair value of assets needed to immediately settle the derivative instruments with credit-risk-related contingent features if the credit-risk-related contingent features were triggered at the end of the reporting period.","units":{"USD":[{"end":"2013-06-30","val":10100000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":10100000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2014-03-31","val":8200000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":10500000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":7000000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3I"},{"end":"2015-03-31","val":13400000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1I"},{"end":"2015-06-30","val":9500000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2I"},{"end":"2015-09-30","val":12600000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3I"}]}},"AssetsOfDisposalGroupIncludingDiscontinuedOperation":{"label":"Disposal Group, Including Discontinued Operation, Assets","description":"Amount classified as assets attributable to disposal group held for sale or disposed of.","units":{"USD":[{"end":"2012-06-30","val":37202000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":7031000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":16260000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":16260000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":16260000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"end":"2013-12-31","val":16260000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"end":"2013-12-31","val":16260000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-03-31","val":0,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":0,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3I"},{"end":"2014-12-31","val":24079000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":24079000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"end":"2014-12-31","val":24079000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"end":"2014-12-31","val":24079000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"end":"2014-12-31","val":24079000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-03-31","val":73657000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1I"},{"end":"2015-06-30","val":51327000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2I"},{"end":"2015-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3I"},{"end":"2015-12-31","val":21373000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"end":"2015-12-31","val":21373000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05"},{"end":"2015-12-31","val":21373000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q4I"},{"end":"2016-03-31","val":0,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1I"},{"end":"2016-06-30","val":21448000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2I"}]}},"BelowMarketLeaseAccumulatedAmortization":{"label":"Below Market Lease, Accumulated Amortization","description":"Amount of accumulated amortization of leases acquired as part of a real property acquisition at below market lease rate with a finite life.","units":{"USD":[{"end":"2012-12-31","val":5355000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":10050000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":10050000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":29251000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":29251000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":52844000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"BelowMarketLeaseGross":{"label":"Below Market Lease, Gross","description":"Amount before amortization of leases acquired as part of a real property acquisition at below market lease rate with a finite life.","units":{"USD":[{"end":"2012-12-31","val":27745000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":86046000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":86046000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":105504000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":105504000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":117718000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"BusinessAcquisitionContingentConsiderationAtFairValue":{"label":"Business Acquisition, Contingent Consideration, at Fair Value (Deprecated 2013-01-31)","description":"Fair value, as of the acquisition date, of potential payments under the contingent consideration arrangement including cash and shares.","units":{"USD":[{"end":"2011-12-31","val":18000000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2011-12-31","val":18000000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2012-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"BusinessAcquisitionCostOfAcquiredEntityPurchasePrice":{"label":"Business Acquisition, Cost of Acquired Entity, Purchase Price (Deprecated 2013-01-31)","description":"The total cost of the acquired entity including the cash paid to shareholders of acquired entities, fair value of debt and equity securities issued to shareholders of acquired entities, the fair value of the liabilities assumed, and direct costs of the acquisition.","units":{"USD":[{"end":"2012-02-10","val":86000000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06","frame":"CY2011Q4I"},{"end":"2012-12-31","val":760990000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2012-12-31","val":760990000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2013-01-17","val":56300000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2013-01-17","val":56300000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"BusinessAcquisitionPercentageOfVotingInterestsAcquired":{"label":"Business Acquisition, Percentage of Voting Interests Acquired","description":"Percentage of voting equity interests acquired at the acquisition date in the business combination.","units":{"pure":[{"end":"2012-02-10","val":0.3,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06","frame":"CY2011Q4I"}]}},"BusinessAcquisitionProFormaEarningsPerShareBasic":{"label":"Business Acquisition, Pro Forma Earnings Per Share, Basic","description":"The pro forma basic net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.","units":{"USD/shares":[{"start":"2011-01-01","end":"2011-06-30","val":-0.81,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":-0.56,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-3.33,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":-2.49,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-7.55,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":-7.55,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":0.11,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":0.12,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":0.13,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":-0.02,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":0.15,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":0.09,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":0.09,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-07-01","end":"2012-09-30","val":-0.02,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":-0.01,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":-0.01,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-1.91,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":-1.91,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-0.08,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":-0.06,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-0.29,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":0.01,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-0.21,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":-0.14,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-0.34,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":-0.34,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2013-01-01","end":"2013-09-30","val":-0.01,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-0.04,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":-0.04,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2013-07-01","end":"2013-09-30","val":-0.01,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q3"},{"start":"2014-01-01","end":"2014-03-31","val":0.11,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":-0.1,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-0.01,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":-0.01,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3"}]}},"BusinessAcquisitionProFormaEarningsPerShareDiluted":{"label":"Business Acquisition, Pro Forma Earnings Per Share, Diluted","description":"The pro forma diluted net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.","units":{"USD/shares":[{"start":"2011-01-01","end":"2011-06-30","val":-0.81,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":-0.56,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-3.33,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":-2.49,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-7.55,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":-7.55,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":0.11,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":0.12,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":0.13,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":-0.02,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":0.15,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":0.09,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":0.09,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-07-01","end":"2012-09-30","val":-0.02,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":-0.01,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":-0.01,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-1.91,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":-1.91,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-0.08,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":-0.06,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-0.29,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":0.01,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-0.21,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":-0.14,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-0.34,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":-0.34,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2013-01-01","end":"2013-09-30","val":-0.01,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-0.04,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":-0.04,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2013-07-01","end":"2013-09-30","val":-0.01,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q3"},{"start":"2014-01-01","end":"2014-03-31","val":0.11,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":-0.1,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-0.01,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":-0.01,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3"}]}},"BusinessAcquisitionPurchasePriceAllocationBuildings":{"label":"Business Acquisition, Purchase Price Allocation, Buildings (Deprecated 2013-01-31)","description":"Amount of acquisition cost of a business combination allocated to buildings included in real estate.","units":{"USD":[{"end":"2012-06-30","val":300808000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":309329000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":580616000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2012-12-31","val":580616000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2013-03-31","val":121369000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"},{"end":"2013-06-30","val":148206000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":121369000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2013Q3I"},{"end":"2013-09-30","val":121369000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"BusinessAcquisitionPurchasePriceAllocationLand":{"label":"Business Acquisition, Purchase Price Allocation, Land (Deprecated 2013-01-31)","description":"Amount of acquisition cost of a business combination allocated to land included in real estate.","units":{"USD":[{"end":"2012-06-30","val":12427000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":21969000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":43600000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2012-12-31","val":43600000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2013-03-31","val":31337000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"},{"end":"2013-06-30","val":36815000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":31337000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2013Q3I"},{"end":"2013-09-30","val":31337000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"BusinessAcquisitionPurchasePriceAllocationLiabilitiesAssumed":{"label":"Business Acquisition, Purchase Price Allocation, Liabilities Assumed (Deprecated 2013-01-31)","description":"The amount of acquisition cost of a business combination allocated to liabilities assumed.","units":{"USD":[{"end":"2012-12-31","val":58694000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2012-12-31","val":58694000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"BusinessAcquisitionsProFormaNetIncomeLoss":{"label":"Business Acquisition, Pro Forma Net Income (Loss)","description":"The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.","units":{"USD":[{"start":"2011-01-01","end":"2011-06-30","val":-17453000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":-12132000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-71482000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":-53510000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-162291000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":-162291000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":2430000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":2780000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":2891000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":70000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":-406000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":3147000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":2527000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":2527000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-07-01","end":"2012-09-30","val":-568000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":-4000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":-4000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-60544000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":-60544000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-4307000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":-3688000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-18074000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":437000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-14489000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":-9549000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-21518000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":-21518000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2013-01-01","end":"2013-09-30","val":-960000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-3085000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":-3085000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2013-07-01","end":"2013-09-30","val":-596000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q3"},{"start":"2014-01-01","end":"2014-03-31","val":11042000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":451000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":-9845000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-990000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":-615000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3"}]}},"BusinessAcquisitionsProFormaRevenue":{"label":"Business Acquisition, Pro Forma Revenue","description":"The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.","units":{"USD":[{"start":"2011-01-01","end":"2011-06-30","val":89174000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":50039000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":146604000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":58986000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":229930000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":229930000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":56478000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":121057000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":117742000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":60796000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":60687000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":179774000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":174653000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":174653000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-07-01","end":"2012-09-30","val":59757000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":62470000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":62470000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":274698000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":274698000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":75820000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":68963000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":153653000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":211822000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":77178000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":106248000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":222069000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":222069000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2013-01-01","end":"2013-09-30","val":321185000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":74576000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":74576000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2013-07-01","end":"2013-09-30","val":110186000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q3"},{"start":"2014-01-01","end":"2014-03-31","val":104935000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":218373000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":109534000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":331118000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":113594000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3"}]}},"BusinessCombinationAcquisitionRelatedCosts":{"label":"Business Combination, Acquisition Related Costs","description":"This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":0,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":0,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-04-01","end":"2010-06-30","val":0,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":0,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":0,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":846000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":846000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":846000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":2349000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":16729000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":16729000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":14380000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":14380000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":16754000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":16754000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":25000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":25000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":17219000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":17219000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":17219000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":17219000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":826000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":826000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":1332000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":1332000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":506000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":506000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":1491000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":1491000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":159000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":159000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":2791000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":2791000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":2791000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":2791000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":1135000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":1135000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":1646000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":1646000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":511000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":511000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":2779000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":2779000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":1133000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":1133000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":13126000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":13126000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":13126000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":645000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":645000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":1134000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":1134000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":489000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":489000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":2263000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":2263000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":1129000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":1129000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":3463000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":3463000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":471000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":471000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":667000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":667000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":196000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":196000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":768000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":101000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":2074000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":0,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":0,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":0,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"BusinessCombinationConsiderationTransferred1":{"label":"Business Combination, Consideration Transferred","description":"Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":898400000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012"},{"start":"2014-01-01","end":"2014-12-31","val":862475000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014"}]}},"BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability":{"label":"Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability (Deprecated 2013-01-31)","description":"This element represents the amount of any change, including any differences arising upon settlement, recognized during the reporting period in the value of a liability, arising from an item of contingent consideration, assumed in a business combination.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":0,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-09-30","val":0,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":0,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-03-31","val":0,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":0,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":0,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":12000000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-01-01","end":"2011-09-30","val":12000000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":12000000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":12000000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":13000000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":13000000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":13000000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2012-01-01","end":"2012-03-31","val":-216000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":-216000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-06-30","val":-216000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-06-30","val":-216000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":-216000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":-216000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":0,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":0,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-12-31","val":-216000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":-216000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":0,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":0,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1":{"label":"Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability","description":"Amount of increase (decrease) in the value of a contingent consideration liability, including, but not limited to, differences arising upon settlement.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":-13000000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":216000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":216000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014"}]}},"BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedBuildings":{"label":"Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Buildings","description":"Amount of facility held for productive use including, but not limited to, office, production, storage and distribution facilities, acquired at the acquisition date.","units":{"USD":[{"end":"2013-12-31","val":580616000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"},{"end":"2014-03-31","val":21494000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2015-09-25","val":157897000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3I"}]}},"BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther":{"label":"Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Other","description":"Amount of other liabilities due within one year or within the normal operating cycle, if longer, assumed at the acquisition date.","units":{"USD":[{"end":"2013-12-31","val":3001000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"}]}},"BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLand":{"label":"Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Land","description":"Amount of real estate acquired, at the acquisition date.","units":{"USD":[{"end":"2013-12-31","val":43600000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"},{"end":"2014-03-31","val":5376000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2015-09-25","val":29160000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3I"}]}},"BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesLongTermDebt":{"label":"Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Long-term Debt","description":"Amount of long-term debt due after one year or the normal operating cycle, if longer, assumed at the acquisition date.","units":{"USD":[{"end":"2013-12-31","val":58694000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"}]}},"CapitalLeaseObligations":{"label":"Capital Lease Obligations","description":"Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal through the balance sheet date.","units":{"USD":[{"end":"2011-12-31","val":57000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2011-12-31","val":57000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":57000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2012-12-31","val":57000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":57000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2013-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"}]}},"CashAndCashEquivalentsAtCarryingValue":{"label":"Cash and Cash Equivalents, at Carrying Value","description":"Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.","units":{"USD":[{"end":"2008-12-31","val":15318000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2008Q4I"},{"end":"2009-12-31","val":20697000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2009-12-31","val":20697000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2009-12-31","val":20697000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2009-12-31","val":20697000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2009-12-31","val":20697000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2009Q4I"},{"end":"2010-06-30","val":20674000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2010Q2I"},{"end":"2010-09-30","val":29099000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q3I"},{"end":"2010-12-31","val":19670000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2010-12-31","val":19670000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2010-12-31","val":19670000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2010-12-31","val":19670000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2010-12-31","val":19670000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2010-12-31","val":19670000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2010-12-31","val":19670000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2010-12-31","val":19670000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2010-12-31","val":19670000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2010Q4I"},{"end":"2011-03-31","val":74160000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1I"},{"end":"2011-06-30","val":33377000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2011-06-30","val":33377000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2I"},{"end":"2011-09-30","val":32951000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2011-09-30","val":32951000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q3I"},{"end":"2011-12-31","val":75183000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2011-12-31","val":75183000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":75183000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2011-12-31","val":75183000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2011-12-31","val":75183000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":75183000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"end":"2011-12-31","val":75183000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"end":"2011-12-31","val":75183000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"end":"2011-12-31","val":75183000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2011-12-31","val":75183000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2011-12-31","val":75183000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2011Q4I"},{"end":"2012-03-31","val":31489000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2012-03-31","val":31489000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":33254000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2012-06-30","val":33254000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2012Q2I"},{"end":"2012-09-30","val":53556000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2012-09-30","val":53556000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":81856000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":81856000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"end":"2012-12-31","val":81856000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"end":"2012-12-31","val":81856000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"end":"2012-12-31","val":81856000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":81856000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2012-12-31","val":81856000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2012-12-31","val":81856000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"end":"2012-12-31","val":81856000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"end":"2012-12-31","val":81856000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2012-12-31","val":81856000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2012Q4I"},{"end":"2013-03-31","val":74560000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"end":"2013-03-31","val":74560000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1I"},{"end":"2013-06-30","val":30241000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"end":"2013-06-30","val":30241000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2013Q2I"},{"end":"2013-09-30","val":42518000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"end":"2013-09-30","val":42518000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q3I"},{"end":"2013-12-31","val":58678000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":58678000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":58678000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"end":"2013-12-31","val":58678000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"end":"2013-12-31","val":58678000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2013-12-31","val":58678000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"end":"2013-12-31","val":58678000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"end":"2013-12-31","val":58678000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"end":"2013-12-31","val":58678000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013Q4I"},{"end":"2014-03-31","val":152236000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2014-03-31","val":152236000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1I"},{"end":"2014-06-30","val":82793000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"end":"2014-06-30","val":82793000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2014Q2I"},{"end":"2014-09-30","val":127857000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"end":"2014-09-30","val":127857000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2014Q3I"},{"end":"2014-12-31","val":116241000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":116241000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"end":"2014-12-31","val":116241000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"end":"2014-12-31","val":116241000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"end":"2014-12-31","val":116241000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"end":"2014-12-31","val":116241000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05"},{"end":"2014-12-31","val":116241000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2014Q4I"},{"end":"2015-03-31","val":66675000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"end":"2015-03-31","val":66675000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1I"},{"end":"2015-06-30","val":73390000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"end":"2015-06-30","val":73390000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2I"},{"end":"2015-09-30","val":80165000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3I"},{"end":"2015-12-31","val":74961000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"end":"2015-12-31","val":74961000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05"},{"end":"2015-12-31","val":74961000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q4I"},{"end":"2016-03-31","val":251499000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1I"},{"end":"2016-06-30","val":71838000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2I"}]}},"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":5379000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-23000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-01-01","end":"2010-09-30","val":8402000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":-1027000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":-1027000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":-1027000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":54490000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":13707000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":13707000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-01-01","end":"2011-09-30","val":13281000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":13281000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-01-01","end":"2011-12-31","val":55513000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":55513000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":55513000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":55513000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-43694000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":-43694000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-41929000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":-41929000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-09-30","val":-21627000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":-21627000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":6673000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":6673000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":6673000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":6673000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-7296000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":-7296000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-51615000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":-51615000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":-39338000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":-39338000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":-23178000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":-23178000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":-23178000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":93558000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":93558000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":24115000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":24115000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":69179000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":69179000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":57563000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":57563000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-49566000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":-49566000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-42851000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":-42851000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":-36076000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":-41280000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":176538000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":-3123000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths":{"label":"Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months","description":"The estimated net amount of existing gains or losses on cash flow hedges at the reporting date expected to be reclassified to earnings within the next 12 months.","units":{"USD":[{"start":"2013-01-01","end":"2013-06-30","val":5500000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-09-30","val":5600000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"CashFlowHedgeLossReclassifiedToInterestExpense":{"label":"Cash Flow Hedge Loss Reclassified to Interest Expense (Deprecated 2013-01-31)","description":"The amount of losses on a cash flow hedge reclassified in the period to interest expense from accumulated other comprehensive income.","units":{"USD":[{"start":"2013-01-01","end":"2013-06-30","val":386000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"}]}},"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":"2010-01-01","end":"2010-12-31","val":0.3,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":0.3,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":0.3,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":0.3,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":0.3,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":0.375,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":0.375,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":0.38,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":0.375,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":0.638,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":0.6375,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":0.6375,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0.75,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":0.75,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0.75,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"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":"2009-01-01","end":"2009-12-31","val":1.3,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":0.3,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":0.3,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":0.3,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":0.075,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-03-31","val":0.075,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":0.15,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":0.075,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-04-01","end":"2011-06-30","val":0.075,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":0.225,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":0.075,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-07-01","end":"2011-09-30","val":0.075,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":0.3,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":0.3,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":0.3,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":0.3,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2011-10-01","end":"2011-12-31","val":0.075,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-10-01","end":"2011-12-31","val":0.075,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4"},{"start":"2012-01-01","end":"2012-03-31","val":0.075,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":0.075,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-03-31","val":0.075,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-03-31","val":0.075,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":0.15,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":0.075,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-04-01","end":"2012-06-30","val":0.075,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-04-01","end":"2012-06-30","val":0.075,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":0.2625,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":0.1125,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-07-01","end":"2012-09-30","val":0.1125,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-07-01","end":"2012-09-30","val":0.1125,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":0.375,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":0.375,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":0.375,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":0.375,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2012-10-01","end":"2012-12-31","val":0.1125,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-10-01","end":"2012-12-31","val":0.1125,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-10-01","end":"2012-12-31","val":0.1125,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4"},{"start":"2013-01-01","end":"2013-03-31","val":0.15,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":0.1875,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-03-31","val":0.1875,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0.3,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":0.15,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-04-01","end":"2013-06-30","val":0.15,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":0.45,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":0.15,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-07-01","end":"2013-09-30","val":0.15,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":0.6375,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":0.6375,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":0.6375,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2013-10-01","end":"2013-12-31","val":0.15,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-10-01","end":"2013-12-31","val":0.15,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4"},{"start":"2014-01-01","end":"2014-03-31","val":0.1875,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":0.1875,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-03-31","val":0.1875,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0.375,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":0.1875,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-04-01","end":"2014-06-30","val":0.1875,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":0.5625,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":0.1875,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-07-01","end":"2014-09-30","val":0.1875,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":0.75,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":0.75,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2014-10-01","end":"2014-12-31","val":0.1875,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-10-01","end":"2014-12-31","val":0.1875,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-03-31","val":0.1875,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":0.1875,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0.375,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":0.1875,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":0.5625,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":0.1875,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":0.75,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2015-10-01","end":"2015-12-31","val":0.1875,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4"},{"start":"2016-01-01","end":"2016-03-31","val":0.1875,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":0.375,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"CommonStockHeldInTrust":{"label":"Common Stock Held in Trust","description":"Value of common stock held in trust.","units":{"USD":[{"end":"2010-12-31","val":1896000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010Q4I"},{"end":"2010-12-31","val":1896000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2010-12-31","val":1896000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2011-06-30","val":309000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2011Q2I"},{"end":"2011-09-30","val":309000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":220000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2011-12-31","val":220000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":220000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2011-12-31","val":220000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2011-12-31","val":220000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":220000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2012-03-31","val":148000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":186000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":186000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2012-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"CommonStockParOrStatedValuePerShare":{"label":"Common Stock, Par or Stated Value Per Share","description":"Face amount or stated value per share of common stock.","units":{"USD/shares":[{"end":"2010-12-31","val":0.001,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2010-12-31","val":0.001,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2010-12-31","val":0.001,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010Q4I"},{"end":"2011-06-30","val":0.001,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2011Q2I"},{"end":"2011-09-30","val":0.001,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":0.001,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2011-12-31","val":0.001,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":0.001,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2011-12-31","val":0.001,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2011-12-31","val":0.001,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":0.001,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-03-31","val":0.001,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":0.001,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":0.001,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":0.001,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":0.001,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"end":"2012-12-31","val":0.001,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"end":"2012-12-31","val":0.001,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"end":"2012-12-31","val":0.001,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":0.001,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-03-31","val":0.001,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"},{"end":"2013-06-30","val":0.001,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":0.001,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2013-12-19","val":0.001,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-19","val":0.001,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2013-12-31","val":0.001,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":0.001,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":0.001,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"end":"2013-12-31","val":0.001,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"end":"2013-12-31","val":0.001,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-03-31","val":0.001,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":0.001,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":0.001,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3I"},{"end":"2014-12-31","val":0.001,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":0.001,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"end":"2014-12-31","val":0.001,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"end":"2014-12-31","val":0.001,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"end":"2014-12-31","val":0.001,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-03-31","val":0.001,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1I"},{"end":"2015-06-30","val":0.001,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2I"},{"end":"2015-09-30","val":0.001,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3I"},{"end":"2015-12-31","val":0.001,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"end":"2015-12-31","val":0.001,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05"},{"end":"2015-12-31","val":0.001,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q4I"},{"end":"2016-03-31","val":0.001,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1I"},{"end":"2016-06-30","val":0.001,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2I"}]}},"CommonStockSharesAuthorized":{"label":"Common Stock, Shares Authorized","description":"The maximum number of common shares permitted to be issued by an entity's charter and bylaws.","units":{"shares":[{"end":"2010-12-31","val":65625104,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2010-12-31","val":65625104,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2010-12-31","val":65625104,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010Q4I"},{"end":"2011-06-30","val":64578704,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2011Q2I"},{"end":"2011-09-30","val":64578704,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":64578704,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2011-12-31","val":64578704,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":64578704,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2011-12-31","val":64578704,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2011-12-31","val":64578704,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":64578704,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-03-31","val":64578704,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":48578704,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":98578704,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":114578704,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":114578704,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"end":"2012-12-31","val":114578704,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"end":"2012-12-31","val":114578704,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"end":"2012-12-31","val":114578704,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":114578704,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-03-31","val":114578704,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"},{"end":"2013-06-30","val":120000000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":120000000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2013-12-31","val":215500000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":215500000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":215500000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"end":"2013-12-31","val":215500000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"end":"2013-12-31","val":215500000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-03-31","val":215500000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":215500000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":215500000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3I"},{"end":"2014-12-31","val":215500000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":215500000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"end":"2014-12-31","val":215500000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"end":"2014-12-31","val":215500000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"end":"2014-12-31","val":215500000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-03-31","val":215500000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1I"},{"end":"2015-06-30","val":215500000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2I"},{"end":"2015-09-30","val":215500000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3I"},{"end":"2015-12-31","val":215500000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"end":"2015-12-31","val":215500000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05"},{"end":"2015-12-31","val":215500000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q4I"},{"end":"2016-03-31","val":215500000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1I"},{"end":"2016-06-30","val":215500000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2I"}]}},"CommonStockSharesHeldInEmployeeTrustShares":{"label":"Common Stock, Shares Held in Employee Trust, Shares","description":"Number of common stock held in a trust that has been set up specifically to accumulate stock for the sole purpose of distribution to participating employees but not yet earned.","units":{"shares":[{"end":"2010-12-31","val":58134,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010Q4I"},{"end":"2010-12-31","val":58134,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2010-12-31","val":58134,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2011-06-30","val":12070,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2011Q2I"},{"end":"2011-09-30","val":12070,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":8368,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2011-12-31","val":8368,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":8368,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2011-12-31","val":8368,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2011-12-31","val":8368,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":8368,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2012-03-31","val":6243,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":9964,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":9964,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2012-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"CommonStockSharesIssued":{"label":"Common Stock, Shares, Issued","description":"Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.","units":{"shares":[{"end":"2010-12-31","val":21923610,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2010-12-31","val":21923610,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2010-12-31","val":21923610,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010Q4I"},{"end":"2011-06-30","val":22120948,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2011Q2I"},{"end":"2011-09-30","val":22118817,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":21995536,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2011-12-31","val":21995536,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":21995536,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2011-12-31","val":21995536,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2011-12-31","val":21995536,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":21995536,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-03-31","val":21954105,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":27728862,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":41191461,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":56138209,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":56138209,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"end":"2012-12-31","val":56138209,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"end":"2012-12-31","val":56138209,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"end":"2012-12-31","val":56138209,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":56138209,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-03-31","val":68765182,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"},{"end":"2013-06-30","val":68572111,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":68626994,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2013-12-31","val":87222221,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":87222221,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":87222221,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"end":"2013-12-31","val":87222221,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"end":"2013-12-31","val":87222221,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-03-31","val":99074986,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":99269311,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":109577165,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3I"},{"end":"2014-12-31","val":111127386,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":111127386,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"end":"2014-12-31","val":111127386,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"end":"2014-12-31","val":111127386,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"end":"2014-12-31","val":111127386,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-03-31","val":111538689,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1I"},{"end":"2015-06-30","val":111558076,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2I"},{"end":"2015-09-30","val":111591409,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3I"},{"end":"2015-12-31","val":111631153,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"end":"2015-12-31","val":111631153,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05"},{"end":"2015-12-31","val":111631153,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q4I"},{"end":"2016-03-31","val":111713277,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1I"},{"end":"2016-06-30","val":111734698,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2I"}]}},"CommonStockSharesOutstanding":{"label":"Common Stock, Shares, Outstanding","description":"Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.","units":{"shares":[{"end":"2010-12-31","val":21923610,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2010-12-31","val":21923610,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2010-12-31","val":21923610,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010Q4I"},{"end":"2011-06-30","val":22120948,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2011Q2I"},{"end":"2011-09-30","val":22118817,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":21995536,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2011-12-31","val":21995536,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":21995536,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2011-12-31","val":21995536,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2011-12-31","val":21995536,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":21995536,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-03-31","val":21954105,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":27728862,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":41191461,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":56138209,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":56138209,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"end":"2012-12-31","val":56138209,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"end":"2012-12-31","val":56138209,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"end":"2012-12-31","val":56138209,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":56138209,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-03-31","val":68765182,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"},{"end":"2013-06-30","val":68572111,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":68626994,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2013-12-31","val":87222221,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":87222221,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":87222221,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"end":"2013-12-31","val":87222221,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"end":"2013-12-31","val":87222221,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-03-31","val":99074986,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":99269311,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":109577165,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3I"},{"end":"2014-12-31","val":111127386,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":111127386,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"end":"2014-12-31","val":111127386,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"end":"2014-12-31","val":111127386,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"end":"2014-12-31","val":111127386,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-03-31","val":111538689,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1I"},{"end":"2015-06-30","val":111558076,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2I"},{"end":"2015-09-30","val":111591409,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3I"},{"end":"2015-12-31","val":111631153,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"end":"2015-12-31","val":111631153,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05"},{"end":"2015-12-31","val":111631153,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q4I"},{"end":"2016-03-31","val":111713277,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1I"},{"end":"2016-06-30","val":111734698,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2I"}]}},"CommonStockValue":{"label":"Common Stock, Value, Issued","description":"Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity.","units":{"USD":[{"end":"2010-12-31","val":22000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2010-12-31","val":22000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2010-12-31","val":22000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010Q4I"},{"end":"2011-06-30","val":22000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2011Q2I"},{"end":"2011-09-30","val":22000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":22000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2011-12-31","val":22000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":22000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2011-12-31","val":22000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2011-12-31","val":22000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":22000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-03-31","val":22000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":28000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":41000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":56000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":56000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"end":"2012-12-31","val":56000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"end":"2012-12-31","val":56000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"end":"2012-12-31","val":56000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":56000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-03-31","val":69000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"},{"end":"2013-06-30","val":69000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":69000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2013-12-31","val":87000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":87000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":87000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"end":"2013-12-31","val":87000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"end":"2013-12-31","val":87000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-03-31","val":99000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":99000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":110000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3I"},{"end":"2014-12-31","val":111000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":111000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"end":"2014-12-31","val":111000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"end":"2014-12-31","val":111000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"end":"2014-12-31","val":111000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-03-31","val":112000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1I"},{"end":"2015-06-30","val":112000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2I"},{"end":"2015-09-30","val":112000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3I"},{"end":"2015-12-31","val":112000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"end":"2015-12-31","val":112000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05"},{"end":"2015-12-31","val":112000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q4I"},{"end":"2016-03-31","val":112000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1I"},{"end":"2016-06-30","val":112000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2I"}]}},"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":"2010-01-01","end":"2010-12-31","val":-729000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":-729000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-3506000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-17008000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":-13502000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-72553000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":-55545000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-127240000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":-127240000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":-127240000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":4787000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":4787000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":6512000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":8766000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":1725000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":4171000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":8236000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":8236000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":1724000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":1724000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-40480000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":-40480000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":-40480000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":-40480000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-3022000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":-3022000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-23855000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":-5177000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-18341000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":-2155000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-9021000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":-9021000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-3845000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":-3845000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-17404000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":-17404000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":-17404000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":11040000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":10650000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-3225000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":-3225000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-14265000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":-13875000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-610000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":-610000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":2614000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":2614000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":38956000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":38956000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":4222000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":4222000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":20938000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":20938000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":16716000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":16716000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":54974000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":34036000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":67302000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":57285000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":54114000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":-3171000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest":{"label":"Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest","description":"Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income (loss) and other comprehensive income (loss), attributable to noncontrolling interests. Excludes changes in equity resulting from investments by owners and distributions to owners.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":10789000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":-10789000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":92894000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":-92894000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":-92894000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-814000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-3131000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":-3945000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":-4632000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":-1501000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":5865000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":-5865000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":-5865000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":-5865000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-1843000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":1843000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":3422000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":3422000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":1579000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":1579000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":2176000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":2176000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-1246000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":-1246000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":15146000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":15146000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":15146000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-195000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":195000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-423000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":-423000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-228000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":-618000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-181000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":-181000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":242000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":242000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":1494000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":1494000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":169000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":169000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":21613000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":21613000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":21444000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":21444000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":27450000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":5837000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":28920000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":2969000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":4091000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":1122000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest":{"label":"Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest","description":"Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income. Excludes changes in equity resulting from investments by owners and distributions to owners.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-19329000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":-11518000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":-11518000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":-11518000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":-25825000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-09-30","val":-164063000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":-220134000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":-220134000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":-220134000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":-220134000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":5601000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":5635000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":226000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":3604000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":223000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-46345000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":-46345000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":-46345000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":-46345000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-1179000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":-1179000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-20433000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":-1755000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-16762000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":-576000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-6845000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":-6845000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-5091000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":-5091000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-2258000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":-2258000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":-2258000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":10845000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":10845000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-3648000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":-3648000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-14493000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":-14493000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-791000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":-791000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":2856000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":2856000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":40450000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":40450000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":4391000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":4391000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":42551000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":42551000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":38160000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":38160000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":82424000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":39873000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":96222000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":60254000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":58205000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":-2049000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"ContractualObligation":{"label":"Contractual Obligation","description":"Amount of contractual obligation, including but not limited to, long-term debt, capital lease obligations, operating lease obligations, purchase obligations, and other commitments.","units":{"USD":[{"end":"2012-12-31","val":5510000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":5510000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":8189000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"},{"end":"2014-12-31","val":15663000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":62241000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"ConversionOfStockAmountConverted1":{"label":"Conversion of Stock, Amount Converted","description":"\"The value of the stock converted in a noncash (or part noncash) transaction. Noncash is defined as transactions during a period that do not result in cash receipts or cash payments in the period. \"\"Part noncash\"\" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.\"","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":18216000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":18216000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":4302000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":4302000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":4302000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":6337000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":6337000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":6337000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":6337000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":6337000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":6337000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":0,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":91000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"ConvertiblePreferredStockSharesIssuedUponConversion":{"label":"Convertible Preferred Stock, Shares Issued upon Conversion","description":"Number of shares issued for each share of convertible preferred stock that is converted.","units":{"shares":[{"end":"2012-06-30","val":1,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":1,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":1,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2012-12-31","val":1,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"CostOfRealEstateSales":{"label":"Cost of Real Estate Sales (Deprecated 2018-01-31)","description":"Reflects for the period the total of the carrying amount of the commercial, industrial and residential land and buildings sold plus certain overhead and other costs incurred to place the real estate in saleable condition, capitalized interest costs in the properties sold, and inventory impairment losses recognized. This element would most likely be used by an entity whose principal activities involve real estate or which has significant real estate operations.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":0,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":15000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":15000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":2020000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":4338000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":4338000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":2319000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":2319000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":8712000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":8712000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":4375000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":4375000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":13199000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":13199000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":202000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":202000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":10091000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":10091000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":9889000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":9889000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":11079000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":988000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":11120000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":0,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":0,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":0,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"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":1000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":1000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":420000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":420000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":420000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":914000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":914000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":914000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":914000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":488000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":488000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":488000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":2876000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":2876000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":854000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"CurrentIncomeTaxExpenseBenefit":{"label":"Current Income Tax Expense (Benefit)","description":"Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations.","units":{"USD":[{"start":"2010-01-01","end":"2010-06-30","val":117000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-04-01","end":"2010-06-30","val":100000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-12-31","val":2000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":2000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":224000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":224000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":224000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":414000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-01-01","end":"2011-12-31","val":486000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":486000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":486000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":406000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":628000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":628000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-09-30","val":859000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":860000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":231000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":1116000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":1116000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":1116000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":1116000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":61000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":244000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":244000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":-26000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":-27000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-271000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":-271000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":555000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":555000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":555000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-06-30","val":599000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":2800000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":2100000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":4902000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":4902000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":1540000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"CurrentStateAndLocalTaxExpenseBenefit":{"label":"Current State and Local Tax Expense (Benefit)","description":"Amount of current state and local tax expense (benefit) pertaining to income (loss) from continuing operations.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":1000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":1000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":66000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":66000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":66000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":202000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":202000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":202000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":202000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":67000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":67000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":67000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":2026000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":2026000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":686000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"DebtInstrumentCarryingAmount":{"label":"Long-term Debt, Gross","description":"Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.","units":{"USD":[{"end":"2013-12-31","val":1081597000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"},{"end":"2014-12-31","val":1311608000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":1218458000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"DebtInstrumentInterestRateStatedPercentage":{"label":"Debt Instrument, Interest Rate, Stated Percentage","description":"Contractual interest rate for funds borrowed, under the debt agreement.","units":{"pure":[{"end":"2012-02-10","val":0.015,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011Q4I"},{"end":"2012-12-31","val":0.015,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2012-12-31","val":0.015,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"DebtInstrumentUnamortizedDiscountPremiumNet":{"label":"Debt Instrument, Unamortized Discount (Premium), Net","description":"Amount, after accumulated amortization, of debt discount (premium).","units":{"USD":[{"end":"2012-12-31","val":260000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":-15896000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":-15896000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":-27842000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":-27842000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":-19878000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"DebtInstrumentUnamortizedPremium":{"label":"Debt Instrument, Unamortized Premium","description":"Amount, after accumulated amortization, of debt premium.","units":{"USD":[{"end":"2013-12-31","val":15896000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"},{"end":"2014-12-31","val":27842000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":19878000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"DeconsolidationGainOrLossAmount":{"label":"Deconsolidation, Gain (Loss), Amount","description":"Amount of gain (loss) from deconsolidation of subsidiary and derecognition of group of assets constituting transfer of business or nonprofit activity, excluding conveyance of oil and gas mineral rights and transfer of good or service in contract with customer.","units":{"USD":[{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-01-01","end":"2016-03-31","val":27000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":27000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"DeferredCompensationLiabilityCurrentAndNoncurrent":{"label":"Deferred Compensation Liability, Current and Noncurrent","description":"Aggregate carrying value as of the balance sheet date of the liabilities for all deferred compensation arrangements. Represents currently earned compensation under compensation arrangements that is not actually paid until a later date.","units":{"USD":[{"end":"2011-12-31","val":278000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2011-12-31","val":278000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2012-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"DeferredCostsLeasingAccumulatedAmortization":{"label":"Deferred Costs, Leasing, Accumulated Amortization","description":"For an unclassified balance sheet, the accumulated amortization, as of the reporting date, which represents the periodic charge to earnings of initial direct costs which have been deferred and are being allocated over the lease term in proportion to the recognition of rental income.","units":{"USD":[{"end":"2011-12-31","val":21087000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":21087000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-12-31","val":28049000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":28049000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":28049000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":36171000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":36171000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":52963000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":52963000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":60310000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"DeferredCostsLeasingNet":{"label":"Deferred Costs, Leasing, Net","description":"This element represents costs incurred by the lessor that are (a) costs to originate a lease incurred in transactions with independent third parties that (i) result directly from and are essential to acquire that lease and (ii) would not have been incurred had that leasing transaction not occurred and (b) certain costs directly related to specified activities performed by the lessor for that lease. Those activities are: evaluating the prospective lessee's financial condition; evaluating and recording guarantees, collateral, and other security arrangements; negotiating lease terms; preparing and processing lease documents; and closing the transaction. This element is net of accumulated amortization.","units":{"USD":[{"end":"2011-12-31","val":41518000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":41518000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-12-31","val":62978000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":62978000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":62978000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":86479000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":86479000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":129781000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":129781000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":148901000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"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":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":-363000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":-363000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":-363000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":-722000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":-722000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":-722000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":-722000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":-1582000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":-1582000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":-1582000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":-3868000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":-3868000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":-124000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"DeferredFinanceCostsCurrentNet":{"label":"Debt Issuance Costs, Current, Net","description":"Amount, after accumulated amortization, of debt issuance costs classified as current. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.","units":{"USD":[{"end":"2011-12-31","val":5160000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":5160000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-12-31","val":7183000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":7183000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":7183000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":7624000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":7624000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":10185000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":10185000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":9954000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"DeferredIncomeTaxExpenseBenefit":{"label":"Deferred Income Tax Expense (Benefit)","description":"Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":0,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-09-30","val":0,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":0,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":0,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-01-01","end":"2011-09-30","val":-364000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":-364000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-01-01","end":"2011-12-31","val":-430000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":-430000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":-430000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":-430000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-245000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":-245000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-478000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":-478000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-09-30","val":-717000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":-717000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":-238000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-1030000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":-1030000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":-1030000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":-1030000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-568000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":-568000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-1135000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":-1135000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":-1704000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":-1704000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-568000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":-568000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-1960000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":-1960000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":-1960000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":220000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":220000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":-1973000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":-1973000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":-1973000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":-4763000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":-4763000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":194000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":194000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-401000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":-401000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":-176000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":363000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":149000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":256000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"DeferredIncomeTaxLiabilities":{"label":"Deferred Tax Liabilities, Gross","description":"Amount of deferred tax liability attributable to taxable temporary differences.","units":{"USD":[{"end":"2011-05-18","val":14800000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-05-18","val":14800000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2011-05-18","val":14800000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011Q2I"},{"end":"2011-12-31","val":14800000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011Q4I"},{"end":"2012-12-31","val":2000000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":2000000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":2000000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"},{"end":"2014-12-31","val":469000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":793000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"DeferredRentReceivablesNet":{"label":"Deferred Rent Receivables, Net","description":"The cumulative difference between the rental payments required by a lease agreement and the rental income or expense recognized on a straight-line basis, or other systematic and rational basis more representative of the time pattern in which use or benefit is granted or derived from the leased property, expected to be recognized in income or expense over the term of the leased property, by the lessor or lessee, respectively. Such receivable is reduced by allowances attributable to, for instance, credit risk associated with a lessee.","units":{"USD":[{"end":"2011-12-31","val":19183000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":19183000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-12-31","val":34205000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":34205000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":34205000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":44006000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":44006000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":63236000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":63236000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":86138000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"DeferredRevenue":{"label":"Deferred Revenue","description":"Amount of deferred income and obligation to transfer product and service to customer for which consideration has been received or is receivable.","units":{"USD":[{"end":"2011-12-31","val":447000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":447000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-12-31","val":315000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":315000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":315000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":654000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":654000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":105000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":105000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":25000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"DeferredStateAndLocalIncomeTaxExpenseBenefit":{"label":"Deferred State and Local Income Tax Expense (Benefit)","description":"Amount of deferred state and local tax expense (benefit) pertaining to income (loss) from continuing operations.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":-67000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":-67000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":-67000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":-133000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":-133000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":-133000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":-133000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":-378000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":-378000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":-378000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":-895000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":-895000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":487000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"DeferredTaxAndOtherLiabilitiesNoncurrent":{"label":"Deferred Tax and Other Liabilities, Noncurrent","description":"Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences, with jurisdictional netting, and liabilities classified as noncurrent and other.","units":{"USD":[{"end":"2012-12-31","val":1959000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":11000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":11000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":470000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":470000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":793000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"DeferredTaxAssetsGoodwillAndIntangibleAssets":{"label":"Deferred Tax Assets, Goodwill and Intangible Assets","description":"Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from intangible assets including goodwill.","units":{"USD":[{"end":"2013-12-31","val":-2017000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":2377000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":2377000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":2022000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"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":"2014-12-31","val":5038000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":4999000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"DeferredTaxAssetsInventory":{"label":"Deferred Tax Assets, Inventory","description":"Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from inventory.","units":{"USD":[{"end":"2013-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":331000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4I"}]}},"DeferredTaxAssetsLiabilitiesNet":{"label":"Deferred Tax Assets, Net","description":"Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting.","units":{"USD":[{"end":"2013-12-31","val":-11000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":4569000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":4569000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":4206000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"DeferredTaxAssetsLiabilitiesNetNoncurrent":{"label":"Deferred Tax Assets, Net, Noncurrent","description":"Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, with jurisdictional netting and classified as noncurrent.","units":{"USD":[{"end":"2013-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":5040000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":5040000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":4999000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"DeferredTaxAssetsNet":{"label":"Deferred Tax Assets, Net of Valuation Allowance","description":"Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.","units":{"USD":[{"end":"2013-12-31","val":1600000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"}]}},"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":"2013-12-31","val":155000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":135000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":466000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":1112000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"DeferredTaxAssetsTaxDeferredExpenseOther":{"label":"Deferred Tax Assets, Tax Deferred Expense, Other","description":"Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences from provisions, reserves, allowances, and accruals, classified as other.","units":{"USD":[{"end":"2013-12-31","val":831000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":784000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":784000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":667000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsContingencies":{"label":"Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Contingencies","description":"Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from contingent liabilities.","units":{"USD":[{"end":"2013-12-31","val":1499000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":1411000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":1411000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":1198000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"DeferredTaxAssetsValuationAllowance":{"label":"Deferred Tax Assets, Valuation Allowance","description":"Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.","units":{"USD":[{"end":"2013-12-31","val":500000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":479000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","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":14300000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2011-12-31","val":14300000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":14800000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2011-12-31","val":14800000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2012-06-30","val":13900000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":13600000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":2000000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2012-12-31","val":2000000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":2000000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"end":"2012-12-31","val":2000000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"end":"2012-12-31","val":2000000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"end":"2012-12-31","val":2000000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2013-03-31","val":1400000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"},{"end":"2013-06-30","val":824000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":256000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"DeferredTaxLiabilitiesGrossNoncurrent":{"label":"Deferred Tax Liabilities, Gross, Noncurrent","description":"Gross amount of noncurrent deferred tax liabilities, which result from applying the applicable tax rate to taxable temporary differences pertaining to each jurisdiction to which the entity is obligated to pay income tax.","units":{"USD":[{"end":"2011-12-31","val":14344000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2011-12-31","val":14344000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":1959000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2012-12-31","val":1959000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"DeferredTaxLiabilitiesInvestments":{"label":"Deferred Tax Liabilities, Investments","description":"Amount of deferred tax liability attributable to taxable temporary differences from investments (excludes investments in subsidiaries and equity method investments).","units":{"USD":[{"end":"2013-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":469000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":469000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":670000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"DeferredTaxLiabilitiesOther":{"label":"Deferred Tax Liabilities, Other","description":"Amount of deferred tax liability attributable to taxable temporary differences classified as other.","units":{"USD":[{"end":"2014-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":123000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"DeferredTaxLiabilitiesTaxDeferredIncome":{"label":"Deferred Tax Liabilities, Tax Deferred Income","description":"Amount of deferred tax liability attributable to taxable temporary differences from tax deferred revenue or income classified as other.","units":{"USD":[{"end":"2011-05-18","val":14800000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q2I"},{"end":"2011-05-18","val":14800000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":14300000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2011-12-31","val":14300000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":2000000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2012-12-31","val":2000000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"DefinedContributionPlanCostRecognized":{"label":"Defined Contribution Plan, Cost","description":"Amount of cost for defined contribution plan.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":404000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":404000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":518000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":518000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":518000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":554000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":554000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":554000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":554000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":601000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":601000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":601000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":621000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":621000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":700000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"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":0.1,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":0.1,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent":{"label":"Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent","description":"Maximum percentage of employee gross pay the employee may contribute to a defined contribution plan.","units":{"pure":[{"start":"2013-01-01","end":"2013-12-31","val":0.1,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0.1,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0.1,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"DepositAssets":{"label":"Deposit Assets","description":"The carrying amount of the asset transferred to a third party to serve as a deposit, which typically serves as security against failure by the transferor to perform under terms of an agreement.","units":{"USD":[{"end":"2011-12-31","val":16975000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":16975000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-12-31","val":7606000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":7606000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":7606000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":13701000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":13701000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":28263000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":28263000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":40444000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"Deposits":{"label":"Deposits","description":"The aggregate of all deposit liabilities held by the entity, including foreign and domestic, interest and noninterest bearing; may include demand deposits, saving deposits, Negotiable Order of Withdrawal (NOW) and time deposits among others.","units":{"USD":[{"end":"2011-12-31","val":3515000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2011-12-31","val":3515000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":4680000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2012-12-31","val":4680000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"Depreciation":{"label":"Depreciation","description":"The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":45300000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":69000000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":69000000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":102200000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":102200000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":119200000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"DepreciationAndAmortization":{"label":"Depreciation, Depletion and Amortization, Nonproduction","description":"The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":28295000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":40324000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-04-01","end":"2010-06-30","val":19614000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":46260000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":14825000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":28961000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":28496000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":25041000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":9084000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":49606000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":21097000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":26521000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":12017000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":64519000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":38342000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":26087000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":17471000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":57002000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":56522000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":53129000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":49119000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":17990000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":17690000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":37534000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":36566000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":19548000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":19106000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":59046000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":56534000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":21766000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":20959000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":81537000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":78195000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":74626000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":74626000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":29515000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":27945000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":60764000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":57776000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":31471000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":29831000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":90283000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":87604000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":30679000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":29828000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":118031000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":118031000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":118031000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":40280000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":40280000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":85261000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":85261000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":44981000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":44981000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":131742000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":131742000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":46481000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":46481000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":182955000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":182955000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":49136000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":49136000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":96192000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":96192000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":47056000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":47056000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":142810000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":46618000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":190387000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":41940000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":80571000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":38631000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"DepreciationAndAmortizationDiscontinuedOperations":{"label":"Depreciation and Amortization, Discontinued Operations","description":"Amount of deprecation and amortization expense attributable to property, plant and equipment and intangible assets of discontinued operations.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":63815000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":67270000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":30919000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":15099000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":45964000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":14819000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":54628000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":58021000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":62030000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":714000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":571000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":1539000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":153000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":926000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":3438000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":102000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":933000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":4275000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":7843000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":7843000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":45000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":1615000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":479000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":3321000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":1557000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":4236000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":4560000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":4560000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":4560000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":116000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":116000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":116000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":116000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":116000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":116000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":116000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":116000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"DepreciationDepletionAndAmortization":{"label":"Depreciation, Depletion and Amortization","description":"The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":28295000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":40324000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-01-01","end":"2010-09-30","val":46260000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":28961000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":28496000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":25041000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":9084000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":49606000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":21097000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":12017000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":64519000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":38342000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":17471000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":57002000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":56522000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":53129000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":49120000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":17990000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":17690000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":37534000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":36566000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":19548000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":59046000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":56534000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":21766000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":81537000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":78195000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":74626000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":74626000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":29515000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":27945000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":60764000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":57776000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":90283000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":87604000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":118031000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":118031000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":118031000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":40280000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":40280000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":85261000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":85261000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":131742000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":131742000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":182955000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":182955000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":49136000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":49136000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":96192000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":96192000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":142810000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":190387000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":41940000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":80571000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"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":"2012-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":2021000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":2021000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":1131000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":1131000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":474000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral":{"label":"Derivative Liability, Fair Value, Amount Not Offset Against Collateral","description":"Fair value, after offset of derivative asset, of financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, elected not to be and before offset against a right to receive collateral under a master netting arrangement. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement.","units":{"USD":[{"end":"2013-03-31","val":15039000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1I"},{"end":"2014-03-31","val":6393000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"}]}},"DerivativeFinancialInstrumentsLiabilitiesFairValueDisclosure":{"label":"Derivative Financial Instruments, Liabilities, Fair Value Disclosure (Deprecated 2013-01-31)","description":"Derivative instrument obligations meeting the definition of a liability which the Company is a party to as of the balance sheet date.","units":{"USD":[{"end":"2011-12-31","val":11134000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2011-12-31","val":11134000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":16285000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2012-12-31","val":16285000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"DerivativeFixedInterestRate":{"label":"Derivative, Fixed Interest Rate","description":"Fixed interest rate related to the interest rate derivative.","units":{"pure":[{"end":"2012-05-31","val":0.058,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q2I"},{"end":"2012-05-31","val":0.058,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-05-31","val":0.058,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-09-28","val":0.022,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q3I"}]}},"DerivativeHigherVariableInterestRateRange":{"label":"Derivative, Higher Variable Interest Rate Range (Deprecated 2016-01-31)","description":"High end of the range of variable interest rates when a range is presented for a group of interest rate derivatives.","units":{"pure":[{"end":"2012-02-10","val":0.05,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011Q4I"},{"end":"2012-02-10","val":0.05,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-02-10","val":0.05,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet":{"label":"Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net","description":"The effective portion of net gain (loss) reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":-2111000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-06-30","val":-1832,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":-882,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":-2504000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":-992000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-4117000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":-4117000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-3902000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-2810,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":-2810000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-1143,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":-1533000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-4203000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":4203000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-1393000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":1393000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-5615000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":-5615000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":5615000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-1453000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":1412000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-3530000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":3526000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-2077000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":2114000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":5488000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":5441000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":1956000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":1915000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":-7445000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":7445000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":1858000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":1858000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":3592000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":3592000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":1734000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":1734000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":5475000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":1883000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":7138000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":1363000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":2716000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":1353000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"DerivativeInstrumentsGainLossRecognizedInIncomeIneffectivePortionAndAmountExcludedFromEffectivenessTestingNet":{"label":"Derivative Instruments, Gain (Loss) Recognized in Income, Ineffective Portion and Amount Excluded from Effectiveness Testing, Net","description":"The portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments representing (a) the amount of the hedge ineffectiveness and (b) the amount, if any, excluded from the assessment of hedge effectiveness.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":0,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-06-30","val":-386,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":-386000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-386,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":-386000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-454000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":-454000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-67000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":-67000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-390000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":-390000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":390000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-197000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":197000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-197000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":197000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-156000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":238000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":41000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":41000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":-212000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":-212000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":24000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":24000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":1245000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":1245000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":1221000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":1221000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":1868000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":623000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":1859000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":26000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":37000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":11000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet":{"label":"Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income (Loss), Effective Portion, Net (Deprecated 2018-01-31)","description":"The effective portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments that was recognized in other comprehensive income during the current period.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":-12580000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-06-30","val":-3220,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":274,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":-7037000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":-2348000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-7413000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":-7413000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-7413000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":6481,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":6481000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":5992,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":5992000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":3310000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":3359000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-3171000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":-3171000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":4110000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":4110000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":4110000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-1533000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":-1533000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-7874000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":-7874000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-6235000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":-6341000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-6235000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":-6426000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":1448000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":1448000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":-10968000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":-10968000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-5105000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":-5105000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-4425000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":-4425000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":680000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":680000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":-9882000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":-5457000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":-7498000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":-5676000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":-8017000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":-2341000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"DerivativeLiabilityFairValueNet1":{"label":"Derivative Liability, Fair Value, Net (Deprecated 2013-01-31)","description":"Fair value of the gross liabilities less the gross assets of a derivative liability or group of derivative liabilities.","units":{"USD":[{"end":"2011-06-30","val":5438000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2I"},{"end":"2012-03-31","val":10860000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":14356000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2012Q2I"},{"end":"2012-06-30","val":14356000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2012-09-30","val":-15348000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3I"},{"end":"2013-03-31","val":15039000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"},{"end":"2013-06-30","val":7046000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":-8729000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"DerivativeLowerVariableInterestRateRange":{"label":"Derivative, Lower Variable Interest Rate Range (Deprecated 2016-01-31)","description":"Low end of the range of variable interest rates when a range is presented for a group of interest rate derivatives.","units":{"pure":[{"end":"2012-02-10","val":0.04,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011Q4I"},{"end":"2012-02-10","val":0.04,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-02-10","val":0.04,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"DerivativeNetLiabilityPositionAggregateFairValue":{"label":"Derivative, Net Liability Position, Aggregate Fair Value","description":"The aggregate fair value amounts of derivative instruments that contain credit-risk-related contingent features that are in a net liability position at the end of the reporting period. For nonderivative instruments that are designated and qualify as hedging instruments, the fair value amounts are the carrying value of the nonderivative hedging instrument, including the adjustment for the foreign currency transaction gain (loss) on that instrument.","units":{"USD":[{"end":"2013-06-30","val":10100000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":10100000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2014-03-31","val":8200000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":11600000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":8700000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3I"},{"end":"2015-03-31","val":13800000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1I"},{"end":"2015-06-30","val":9900000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2I"},{"end":"2015-09-30","val":12600000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3I"}]}},"DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax":{"label":"Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax","description":"Amount after tax of gain (loss) not previously recognized resulting from the disposal of a discontinued operation.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":0,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":8518000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-04-01","end":"2010-06-30","val":8518000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":8518000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":0,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":8518000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":8518000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":8518000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":0,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2011-01-01","end":"2011-03-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-03-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":4292000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":4292000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":4292000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":4292000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-04-01","end":"2011-06-30","val":4292000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":6567000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":7310000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":2275000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":2275000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-07-01","end":"2011-09-30","val":2275000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":17825000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":17825000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":17825000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":17825000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2011-10-01","end":"2011-12-31","val":11258000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-10-01","end":"2011-12-31","val":11258000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4"},{"start":"2012-01-01","end":"2012-03-31","val":5575000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":5575000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-03-31","val":5575000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2012-01-01","end":"2012-03-31","val":5575000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-03-31","val":5575000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":8772000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":8772000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":3197000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-04-01","end":"2012-06-30","val":3197000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":3197000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-04-01","end":"2012-06-30","val":3197000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":10314000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":10315000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":995000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-07-01","end":"2012-09-30","val":995000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-07-01","end":"2012-09-30","val":995000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":12939000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":12939000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":12938000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":12938000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2012-10-01","end":"2012-12-31","val":3172000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-10-01","end":"2012-12-31","val":3172000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-10-01","end":"2012-12-31","val":3171000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4"},{"start":"2013-01-01","end":"2013-03-31","val":542000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":542000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-03-31","val":542000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":542000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":0,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-04-01","end":"2013-06-30","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":12087000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":11545000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-07-01","end":"2013-09-30","val":11545000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":32493000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":32493000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":32493000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2013-10-01","end":"2013-12-31","val":20406000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-10-01","end":"2013-12-31","val":20406000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4"},{"start":"2014-01-01","end":"2014-03-31","val":10463000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-03-31","val":10463000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q1"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q2"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":10463000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":10463000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2014-10-01","end":"2014-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-10-01","end":"2014-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodNetOfTax":{"label":"Discontinued Operation, Income (Loss) from Discontinued Operation During Phase-out Period, Net of Tax","description":"Amount after tax of income (loss) from operations classified as a discontinued operation. Excludes gain (loss) on disposal and provision for gain (loss) until disposal.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-8608000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":1275000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-04-01","end":"2010-06-30","val":653000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":1444000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":-1048000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":-11198000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":-10881000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":-8869000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-2910000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2011-01-01","end":"2011-03-31","val":-2790000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-03-31","val":-2322000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":872000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":-6991000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":606000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":-4085000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":-3965000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-04-01","end":"2011-06-30","val":-3646000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-26410000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":-138571000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":-22633000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":-131800000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":-131780000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-07-01","end":"2011-09-30","val":-131275000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-195139000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":-194813000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":-193085000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":-192496000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2011-10-01","end":"2011-12-31","val":-56279000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-10-01","end":"2011-12-31","val":-55842000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4"},{"start":"2012-01-01","end":"2012-03-31","val":3272000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":3393000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-03-31","val":3291000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2012-01-01","end":"2012-03-31","val":3668000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-03-31","val":4012000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":2589000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":3076000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":-664000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":-524000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-04-01","end":"2012-06-30","val":-374000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":108000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-04-01","end":"2012-06-30","val":724000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":2538000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":3800000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":-330000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":-330000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-07-01","end":"2012-09-30","val":138000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":158000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-07-01","end":"2012-09-30","val":410000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":2454000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":1144000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":3170000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":3170000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2012-10-01","end":"2012-12-31","val":-85000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-10-01","end":"2012-12-31","val":-2790000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-10-01","end":"2012-12-31","val":-1976000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4"},{"start":"2013-01-01","end":"2013-03-31","val":-347000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":960000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-03-31","val":960000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2013-01-01","end":"2013-03-31","val":960000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-4682000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":-2668000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-4387000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":-3628000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-04-01","end":"2013-06-30","val":-3628000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-3628000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-3322000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":-7532000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":205000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":-4863000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-07-01","end":"2013-09-30","val":-4863000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-4863000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-9215000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":-9215000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":-9215000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2013-10-01","end":"2013-12-31","val":-1684000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-10-01","end":"2013-12-31","val":-1684000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4"},{"start":"2014-01-01","end":"2014-03-31","val":-43000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":-43000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-03-31","val":-43000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2014-01-01","end":"2014-03-31","val":-43000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-93000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":-93000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-50000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":-50000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-04-01","end":"2014-06-30","val":-50000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-50000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-381000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":-381000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":-289000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":-289000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-07-01","end":"2014-09-30","val":-289000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":-289000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":-391000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":-391000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2014-10-01","end":"2014-12-31","val":-9000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-10-01","end":"2014-12-31","val":-9000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet":{"label":"Disposal Group, Including Discontinued Operation, Accounts, Notes and Loans Receivable, Net","description":"Amount classified as accounts, notes and loans receivable attributable to disposal group held for sale or disposed of.","units":{"USD":[{"end":"2012-06-30","val":5300000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":359000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"}]}},"DisposalGroupIncludingDiscontinuedOperationAccountsPayable":{"label":"Disposal Group, Including Discontinued Operation, Accounts Payable","description":"Amount classified as accounts payable attributable to disposal group held for sale or disposed of.","units":{"USD":[{"end":"2012-06-30","val":1487000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":361000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"}]}},"DisposalGroupIncludingDiscontinuedOperationAccountsPayableAndAccruedLiabilities":{"label":"Disposal Group, Including Discontinued Operation, Accounts Payable and Accrued Liabilities","description":"Amount classified as accounts payable and accrued liabilities attributable to disposal group held for sale or disposed of.","units":{"USD":[{"end":"2013-12-31","val":566000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"}]}},"DisposalGroupIncludingDiscontinuedOperationDepreciationAndAmortization":{"label":"Disposal Group, Including Discontinued Operation, Depreciation and Amortization","description":"Amount of depreciation and amortization expense attributable to disposal group, including, but not limited to, discontinued operation.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":7843000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":4561000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":4561000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":116000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":116000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"DisposalGroupIncludingDiscontinuedOperationIntangibleAssetsNet":{"label":"Disposal Group, Including Discontinued Operation, Intangible Assets, Net (Deprecated 2014-01-31)","description":"For the disposal group, including a component of the entity (discontinued operation), carrying value (net of any accumulated amortization and write-downs) of nonphysical assets (such as copyrights, customer lists, patents, trade names, core deposits, trade secrets, and contractual rights), not elsewhere itemized.","units":{"USD":[{"end":"2012-06-30","val":171000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"}]}},"DisposalGroupIncludingDiscontinuedOperationInterestExpense":{"label":"Disposal Group, Including Discontinued Operation, Interest Expense","description":"Amount of interest expense attributable to disposal group, including, but not limited to, discontinued operation.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":34693000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":35927000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":15770000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":7418000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":22792000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":7023000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":29794000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":30989000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":31477000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":1791000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":3378000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":3378000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":1587000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":1587000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":3845000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":4009000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":468000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":468000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":5199000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":5575000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":6143000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":6143000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":142000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":284000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":0,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":142000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":425000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":0,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":142000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":485000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":485000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":485000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"DisposalGroupIncludingDiscontinuedOperationOperatingExpense":{"label":"Disposal Group, Including Discontinued Operation, Operating Expense","description":"Amount of operating expense attributable to disposal group, including, but not limited to, discontinued operation.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":69930000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":74677000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":34168000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":16042000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":47907000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":13359000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":61424000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":66116000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":70738000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":4233000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":5477000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":6845000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":1608000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":2325000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":6450000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":9987000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":543000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":1808000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":6525000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":10853000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":15029000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":15029000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":244000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":2397000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":750000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":4683000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":203000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":2286000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":2544000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":6128000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":235000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":1444000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":6835000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":6835000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":6835000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":132000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":132000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":183000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":183000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":51000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":51000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":364000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":364000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":341000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":341000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":373000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":373000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"DisposalGroupIncludingDiscontinuedOperationOtherAssets":{"label":"Disposal Group, Including Discontinued Operation, Other Assets","description":"Amount classified as other assets attributable to disposal group held for sale or disposed of.","units":{"USD":[{"end":"2012-06-30","val":5471000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2013-12-31","val":2284000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"}]}},"DisposalGroupIncludingDiscontinuedOperationOtherLiabilities":{"label":"Disposal Group, Including Discontinued Operation, Other Liabilities","description":"Amount classified as other liabilities attributable to disposal group held for sale or disposed of.","units":{"USD":[{"end":"2012-06-30","val":29597000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"}]}},"DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentNet":{"label":"Disposal Group, Including Discontinued Operation, Property, Plant, and Equipment, Net (Deprecated 2014-01-31)","description":"For the disposal group, including a component of the entity (discontinued operation), carrying value (net of accumulated depreciation and any write-downs) of tangible assets that are held by an entity for use in the production or supply of goods and services, for rental to others, or for administrative purposes and that are expected to provide economic benefit for more than one year. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.","units":{"USD":[{"end":"2012-06-30","val":31731000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":6672000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"}]}},"DisposalGroupIncludingDiscontinuedOperationRentalIncome":{"label":"Disposal Group, Including Discontinued Operation, Rental Income","description":"Amount of rental income attributable to disposal group, including, but not limited to, discontinued operation.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":34345000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":14976000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":14976000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":99000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":99000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"DisposalGroupIncludingDiscontinuedOperationRevenue":{"label":"Disposal Group, Including Discontinued Operation, Revenue","description":"Amount of revenue attributable to disposal group, including, but not limited to, discontinued operation.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":162057000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":173505000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":75755000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":36257000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":107098000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":30517000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":135964000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":146972000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":156680000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":10065000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":12060000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":14883000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":2693000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":4141000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":13857000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":21544000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":836000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":3375000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":13752000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":24007000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":34345000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":34345000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-50000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":5121000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":1149000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":621000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":5340000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":464000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":14976000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":14976000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":205000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-12-31","val":99000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014"}]}},"DividendsCash":{"label":"Dividends, Cash","description":"Amount of paid and unpaid cash dividends declared for classes of stock, for example, but not limited to, common and preferred.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":26306000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":45189000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":76735000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014"}]}},"DividendsCommonStock":{"label":"Dividends, Common Stock","description":"Amount of paid and unpaid common stock dividends declared with the form of settlement in cash, stock and payment-in-kind (PIK).","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-26070000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":-6494000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":6494000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":6494000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":-3305000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-09-30","val":-4964000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":-6574000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":6574000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":6574000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":6574000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-1630000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":3676000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":8283000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-12-31","val":14570000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":14570000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":14570000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":14570000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":8397000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":18500000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-09-30","val":28793000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-12-31","val":42007000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":42007000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":42007000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":19670000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":39449000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":59275000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-12-31","val":81262000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":81262000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":21834000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":43561000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":65504000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":87432000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":21790000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":43810000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"DividendsCommonStockCash":{"label":"Dividends, Common Stock, Cash","description":"Amount of paid and unpaid common stock dividends declared with the form of settlement in cash.","units":{"USD":[{"start":"2012-01-01","end":"2012-09-30","val":2300000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-12-31","val":5000000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":5000000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":5000000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"DividendsPayableCurrentAndNoncurrent":{"label":"Dividends Payable","description":"Carrying value as of the balance sheet date of dividends declared but unpaid on equity securities issued by the entity and outstanding.","units":{"USD":[{"end":"2011-12-31","val":2711000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2011-12-31","val":2711000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2012-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"DividendsPreferredStock":{"label":"Dividends, Preferred Stock","description":"Amount of paid and unpaid preferred stock dividends declared with the form of settlement in cash, stock and payment-in-kind (PIK).","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-4800000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":-6325000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":6325000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":6325000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":-4631000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-09-30","val":-7341000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":-10052000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":10052000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":10052000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":10052000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-2711000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":5421000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":5421000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":2710000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":8132000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":8132000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":2711000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":10843000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":10843000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":10843000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":10843000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":2711000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":2711000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":3433000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":3433000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":722000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":722000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":3433000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":3433000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":0,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":3433000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":3433000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":3433000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3"}]}},"DividendsPreferredStockCash":{"label":"Dividends, Preferred Stock, Cash","description":"Amount of paid and unpaid preferred stock dividends declared with the form of settlement in cash.","units":{"USD":[{"start":"2012-01-01","end":"2012-09-30","val":1000000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-12-31","val":1000000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":1000000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"DividendsShareBasedCompensationCash":{"label":"Dividend, Share-based Payment Arrangement, Cash","description":"Amount of paid and unpaid cash dividends declared for award under share-based payment arrangement.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":-17000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":-17000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":-3000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":-3000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":3000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":-3000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":-3000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":3000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":3000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014"}]}},"EarnestMoneyDeposits":{"label":"Earnest Money Deposits","description":"A deposit made by a purchaser of real estate to evidence good faith. It is customary for a buyer to give the seller earnest money at the time a sales contract is signed. The earnest money generally is credited to the down payment at closing, which is applied at closing as a component of payment against the purchase price.","units":{"USD":[{"end":"2014-12-31","val":15000000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4I"}]}},"EarningsPerShareBasic":{"label":"Earnings Per Share, Basic","description":"The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.","units":{"USD/shares":[{"start":"2009-01-01","end":"2009-12-31","val":-0.85,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":0.33,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-04-01","end":"2010-06-30","val":0.26,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":0.16,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":-0.17,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":-0.42,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-0.32,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-03-31","val":-0.32,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-1,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":-0.68,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":-0.68,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-04-01","end":"2011-06-30","val":-0.68,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-3.59,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":-2.59,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":-2.59,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-07-01","end":"2011-09-30","val":-2.59,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-6.37,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2011"},{"start":"2011-10-01","end":"2011-12-31","val":-2.77,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-10-01","end":"2011-12-31","val":-2.77,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4"},{"start":"2012-01-01","end":"2012-03-31","val":0.09,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-03-31","val":0.09,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-03-31","val":0.09,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q1"},{"start":"2012-04-01","end":"2012-06-30","val":-0.04,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-04-01","end":"2012-06-30","val":-0.04,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-04-01","end":"2012-06-30","val":-0.04,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q2"},{"start":"2012-07-01","end":"2012-09-30","val":-0.02,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-07-01","end":"2012-09-30","val":-0.02,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-07-01","end":"2012-09-30","val":-0.02,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-1.62,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2012-10-01","end":"2012-12-31","val":-1.16,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-10-01","end":"2012-12-31","val":-1.16,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-10-01","end":"2012-12-31","val":-1.16,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4"},{"start":"2013-01-01","end":"2013-03-31","val":-0.07,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-03-31","val":-0.07,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2013-01-01","end":"2013-03-31","val":-0.07,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-0.3,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-0.22,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-04-01","end":"2013-06-30","val":-0.22,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-0.22,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-0.33,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-0.04,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-07-01","end":"2013-09-30","val":-0.03,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-0.04,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-0.45,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":-0.45,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2013-10-01","end":"2013-12-31","val":-0.12,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-10-01","end":"2013-12-31","val":-0.12,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4"},{"start":"2014-01-01","end":"2014-03-31","val":0.11,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":0.11,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-03-31","val":0.11,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2014-01-01","end":"2014-03-31","val":0.11,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0.01,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":0.01,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-0.1,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":-0.1,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-04-01","end":"2014-06-30","val":-0.1,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-0.1,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":0.01,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":0.01,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":0.42,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":0.42,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2014-10-01","end":"2014-12-31","val":0.38,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-10-01","end":"2014-12-31","val":0.38,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-03-31","val":0.07,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":0.07,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"start":"2015-01-01","end":"2015-03-31","val":0.07,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0.19,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":0.19,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":0.13,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":0.13,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"start":"2015-04-01","end":"2015-06-30","val":0.13,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":0.53,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":0.33,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":0.33,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":0.6,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2015-10-01","end":"2015-12-31","val":0.08,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4"},{"start":"2016-01-01","end":"2016-03-31","val":0.55,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":0.53,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":-0.02,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"EarningsPerShareBasicAndDiluted":{"label":"Earnings Per Share, Basic and Diluted","description":"The amount of net income or loss for the period per each share in instances when basic and diluted earnings per share are the same amount and reported as a single line item on the face of the financial statements. Basic earnings per share is the amount of net income or loss for the period per each share of common stock or unit outstanding during the reporting period. Diluted earnings per share includes the amount of net income or loss for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.","units":{"USD/shares":[{"start":"2010-01-01","end":"2010-12-31","val":-0.42,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":-0.42,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-0.32,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-1,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":-0.68,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-3.59,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":-2.59,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-6.37,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":-6.37,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":-6.37,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":0.09,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":0.09,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":0.05,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":0.05,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":-0.04,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":-0.04,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":0.02,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":0.02,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":-0.02,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":-0.02,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-1.62,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":-1.62,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":-1.62,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":-1.62,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-0.07,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-0.3,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":-0.22,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-0.33,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":-0.03,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-0.45,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":-0.45,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":-0.45,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0.11,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0.01,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-0.1,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-12-31","val":0.42,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":0.42,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0.07,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0.19,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":0.13,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-12-31","val":0.6,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"EarningsPerShareDiluted":{"label":"Earnings Per Share, Diluted","description":"The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.","units":{"USD/shares":[{"start":"2009-01-01","end":"2009-12-31","val":-0.85,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":0.33,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-04-01","end":"2010-06-30","val":0.26,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":0.16,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":-0.17,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":-0.42,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-0.32,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-03-31","val":-0.32,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-1,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":-0.68,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":-0.68,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-04-01","end":"2011-06-30","val":-0.68,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-3.59,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":-2.59,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":-2.59,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-07-01","end":"2011-09-30","val":-2.59,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-6.37,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2011"},{"start":"2011-10-01","end":"2011-12-31","val":-2.77,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-10-01","end":"2011-12-31","val":-2.77,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4"},{"start":"2012-01-01","end":"2012-03-31","val":0.09,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-03-31","val":0.09,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-03-31","val":0.09,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q1"},{"start":"2012-04-01","end":"2012-06-30","val":-0.04,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-04-01","end":"2012-06-30","val":-0.04,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-04-01","end":"2012-06-30","val":-0.04,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q2"},{"start":"2012-07-01","end":"2012-09-30","val":-0.02,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-07-01","end":"2012-09-30","val":-0.02,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-07-01","end":"2012-09-30","val":-0.02,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-1.62,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2012-10-01","end":"2012-12-31","val":-1.16,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-10-01","end":"2012-12-31","val":-1.16,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-10-01","end":"2012-12-31","val":-1.16,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4"},{"start":"2013-01-01","end":"2013-03-31","val":-0.07,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-03-31","val":-0.07,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2013-01-01","end":"2013-03-31","val":-0.07,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-0.3,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-0.22,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-04-01","end":"2013-06-30","val":-0.22,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-0.22,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-0.33,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-0.04,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-07-01","end":"2013-09-30","val":-0.03,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-0.04,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-0.45,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":-0.45,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2013-10-01","end":"2013-12-31","val":-0.12,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-10-01","end":"2013-12-31","val":-0.12,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4"},{"start":"2014-01-01","end":"2014-03-31","val":0.11,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":0.11,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-03-31","val":0.11,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2014-01-01","end":"2014-03-31","val":0.11,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0.01,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":0.01,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-0.1,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":-0.1,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-04-01","end":"2014-06-30","val":-0.1,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-0.1,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":0.42,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":0.42,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2014-10-01","end":"2014-12-31","val":0.38,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-10-01","end":"2014-12-31","val":0.38,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-03-31","val":0.07,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":0.07,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"start":"2015-01-01","end":"2015-03-31","val":0.07,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0.19,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":0.19,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":0.13,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":0.13,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"start":"2015-04-01","end":"2015-06-30","val":0.13,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":0.52,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":0.33,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":0.33,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":0.6,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2015-10-01","end":"2015-12-31","val":0.08,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4"},{"start":"2016-01-01","end":"2016-03-31","val":0.55,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":0.53,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":-0.02,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"EffectiveIncomeTaxRateContinuingOperations":{"label":"Effective Income Tax Rate Reconciliation, Percent","description":"Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.","units":{"pure":[{"start":"2011-01-01","end":"2011-12-31","val":0.005,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":0.005,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":0.589,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":0.589,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":-0.589,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":-0.24,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":-0.24,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":-0.038,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0.053,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":-0.003,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":-0.02,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"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":"2011-01-01","end":"2011-12-31","val":0.34,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":0.34,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":0.34,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":0.34,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":-0.34,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":-0.34,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":-0.34,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":-0.34,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":-0.34,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":-0.34,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":-0.34,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance":{"label":"Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Percent","description":"Percentage 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 changes in the valuation allowance for deferred tax assets.","units":{"pure":[{"start":"2013-01-01","end":"2013-12-31","val":0.082,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":0.013,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":-0.181,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":0.014,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"EffectiveIncomeTaxRateReconciliationMinorityInterestIncomeExpense":{"label":"Effective Income Tax Rate Reconciliation, Noncontrolling Interest Income (Loss), Percent","description":"Percentage 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 noncontrolling interest income (loss) exempt from income taxes.","units":{"pure":[{"start":"2013-01-01","end":"2013-12-31","val":0.07,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":-0.013,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":-0.096,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"EffectiveIncomeTaxRateReconciliationNondeductibleExpense":{"label":"Effective Income Tax Rate Reconciliation, Nondeductible Expense, Percent","description":"Percentage 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 expenses.","units":{"pure":[{"start":"2011-01-01","end":"2011-12-31","val":-0.263,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":-0.263,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":0.085,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":0.085,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":-0.085,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":0.05,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":0.05,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":0.008,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0.016,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":-0.001,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOther":{"label":"Effective Income Tax Rate Reconciliation, Nondeductible Expense, Other, Percent","description":"Percentage 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":{"pure":[{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0.16,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":-0.012,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"EffectiveIncomeTaxRateReconciliationOtherAdjustments":{"label":"Effective Income Tax Rate Reconciliation, Other Adjustments, Percent","description":"Percentage 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":{"pure":[{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":0.074,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":0.074,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":-0.074,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":-0.015,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":0.001,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":-0.003,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes":{"label":"Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent","description":"Percentage 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 applicable to state and local income tax expense (benefit), net of federal tax expense (benefit).","units":{"pure":[{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":0.09,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":0.09,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":-0.09,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":-0.032,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":-0.032,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":-0.005,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0.413,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":-0.032,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":-0.008,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"EffectiveIncomeTaxRateReconciliationTaxExemptIncome":{"label":"Effective Income Tax Rate Reconciliation, Tax Exempt Income, Percent","description":"Percentage 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":{"pure":[{"start":"2013-01-01","end":"2013-12-31","val":-0.356,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":-0.354,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":-0.235,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"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":"2012-06-30","val":1800000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":1400000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":1100000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":1100000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2013-03-31","val":724000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"},{"end":"2013-06-30","val":11300000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":11900000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2013-12-31","val":12700000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"},{"end":"2014-03-31","val":14600000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":12400000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":10200000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3I"},{"end":"2014-12-31","val":7600000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4I"},{"end":"2015-03-31","val":10500000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1I"},{"end":"2015-06-30","val":8800000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2I"},{"end":"2015-09-30","val":7100000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3I"},{"end":"2015-12-31","val":5500000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"},{"end":"2016-03-31","val":8700000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1I"},{"end":"2016-06-30","val":7300000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2I"}]}},"EquityMethodInvestmentDividendsOrDistributions":{"label":"Proceeds from Equity Method Investment, Distribution","description":"Amount of distribution received from equity method investee for return on investment, classified as operating activities. Excludes distribution for return of investment, classified as investing activities.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":392000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":0,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-01-01","end":"2010-09-30","val":0,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":465000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":507000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":507000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-01-01","end":"2011-09-30","val":507000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":507000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-01-01","end":"2011-12-31","val":507000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":507000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":507000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":507000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":5338000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":5338000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":1042000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":1042000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":1990000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":1990000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":3230000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":4490000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":640000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":1301000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"EquityMethodInvestmentOtherThanTemporaryImpairment":{"label":"Equity Method Investment, Other than Temporary Impairment","description":"This item represents an other than temporary decline in value that has been recognized against an investment accounted for under the equity method of accounting. The excess of the carrying amount over the fair value of the investment represents the amount of the write down which is or was reflected in earnings. The written down value is a new cost basis with the adjusted value of the investment becoming its new carrying value subject to the equity accounting method. Evidence of a loss in value might include, but would not necessarily be limited to, absence of an ability to recover the carrying amount of the investment or inability of the investee to sustain an earnings capacity which would justify the carrying amount of the investment.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"EquityMethodInvestments":{"label":"Equity Method Investments","description":"This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.","units":{"USD":[{"end":"2010-12-31","val":2892000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2010Q4I"},{"end":"2011-06-30","val":1807000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2011Q2I"},{"end":"2012-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":151162000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":151162000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":151162000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-03-31","val":135784000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-12-31","val":55550000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":55550000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":39592000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"FairValueOfAssetsAcquired":{"label":"Fair Value of Assets Acquired","description":"The fair value of assets acquired in noncash investing or financing activities.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":-1202732000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":1202732000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":1202732000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"FinancingReceivableAllowanceForCreditLossesRecovery":{"label":"Financing Receivable, Allowance for Credit Loss, Recovery","description":"Amount of increase in allowance for credit loss on financing receivable from recovery.","units":{"USD":[{"start":"2012-01-01","end":"2012-09-30","val":500000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":500000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":0,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"FiniteLivedIntangibleAssetsNet":{"label":"Finite-Lived Intangible Assets, Net","description":"Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.","units":{"USD":[{"end":"2012-12-31","val":118097000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":166756000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":166756000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":185488000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":185488000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":146688000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"FinitelivedIntangibleAssetsAcquired1":{"label":"Finite-lived Intangible Assets Acquired","description":"Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition.","units":{"USD":[{"start":"2011-04-01","end":"2011-06-30","val":51800000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011Q2"}]}},"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":"2009-01-01","end":"2009-12-31","val":470000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-09-30","val":0,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":0,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":40000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":40000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-03-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q1"},{"start":"2011-04-01","end":"2011-06-30","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-04-01","end":"2011-06-30","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":743000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":743000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":743000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":743000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":743000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-07-01","end":"2011-09-30","val":743000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":743000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":743000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":743000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":743000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2011-10-01","end":"2011-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-10-01","end":"2011-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q1"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":48000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":48000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":548000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-07-01","end":"2012-09-30","val":548000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-07-01","end":"2012-09-30","val":48000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":48000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":48000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":48000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":48000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2012-10-01","end":"2012-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-10-01","end":"2012-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-10-01","end":"2012-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q1"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q2"},{"start":"2014-07-01","end":"2014-09-30","val":6664000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-07-01","end":"2014-09-30","val":6664000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":76378000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":76378000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2014-10-01","end":"2014-12-31","val":69714000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-10-01","end":"2014-12-31","val":69714000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-03-31","val":14316000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q1"},{"start":"2015-04-01","end":"2015-06-30","val":45246000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q2"},{"start":"2015-07-01","end":"2015-09-30","val":47351000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":110732000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2015-10-01","end":"2015-12-31","val":3819000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4"}]}},"GainLossOnDispositionOfRealEstateDiscontinuedOperations":{"label":"Gain (Loss) on Disposition of Real Estate, Discontinued Operations","description":"Amount of difference between the carrying amount and the sales price of real estate properties sold as part of discontinued operations.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":8518000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":8518000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":4292000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":4292000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":6567000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":2275000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":17825000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-01-01","end":"2011-12-31","val":17825000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-01-01","end":"2011-12-31","val":17825000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":17825000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":17825000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":5575000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":8772000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":8772000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":3197000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":3197000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":9767000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":9767000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":995000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":995000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":12939000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":12939000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2012-01-01","end":"2012-12-31","val":12939000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":12938000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":12938000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":542000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":542000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":542000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":542000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":0,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":0,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":12087000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":12087000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":11545000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":11545000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":32493000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":32493000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":32493000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":10463000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":10463000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":10463000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":10463000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":10463000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":10463000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":10463000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":10463000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"GainLossOnSaleOfEquityInvestments":{"label":"Gain (Loss) on Sale of Equity Investments","description":"The difference between the carrying value and the sale price of equity securities, not separately or otherwise categorized as trading or available-for-sale. This element includes investments in which the entity holds a small ownership stake (generally, less than 20% of the shares outstanding) and cannot exert significant influence.","units":{"USD":[{"start":"2014-01-01","end":"2014-03-31","val":6289000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":6300000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":6300000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":6300000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"}]}},"GainLossOnSaleOfProperties":{"label":"Gain (Loss) on Sale of Properties","description":"The difference between the carrying value and the sale price of real estate or properties that were intended to be sold or held for capital appreciation or rental income. This element refers to the gain (loss) included in earnings 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":"2011-01-01","end":"2011-06-30","val":4292000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":4292000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":7310000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":3018000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q3"},{"start":"2012-01-01","end":"2012-06-30","val":4934000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":2601000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":4914000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":-20000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3"}]}},"GainLossOnSaleOfProperty":{"label":"Gain (Loss) on Disposition of Oil and Gas and Timber Property","description":"Amount of gain (loss) on sale or disposal of oil and gas property or timber property.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-1293000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-8518000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-01-01","end":"2010-09-30","val":-8558000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":8558000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":8558000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":-8558000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-06-30","val":-4292000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-09-30","val":-7310000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":18568000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":18568000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":18568000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":-18568000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2012-01-01","end":"2012-12-31","val":13486000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":13487000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":13487000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2013-01-01","end":"2013-12-31","val":32493000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013"}]}},"GainsLossesOnExtinguishmentOfDebt":{"label":"Gain (Loss) on Extinguishment of Debt","description":"Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":0,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":-8601000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-339000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-339000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":-2405000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":-2405000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2014-10-01","end":"2014-12-31","val":-2066000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-10-01","end":"2014-12-31","val":-2066000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-03-31","val":79000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":79000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"start":"2015-01-01","end":"2015-03-31","val":79000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-4840000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":-4840000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":-4919000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":-4919000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"start":"2015-04-01","end":"2015-06-30","val":-4919000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":-5542000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":-702000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":-702000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":-6062000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2015-10-01","end":"2015-12-31","val":-520000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4"},{"start":"2016-01-01","end":"2016-03-31","val":0,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":462000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":462000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"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":"2012-01-01","end":"2012-12-31","val":548000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":542000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":542000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":10463000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":6289000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":10463000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":6289000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":6664000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":12953000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":6664000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":6664000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":76378000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":76378000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":14316000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":14316000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":59562000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":59562000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":45246000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":45246000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":106913000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":47351000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":110732000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":63020000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":62982000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":-38000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"GainsLossesOnSalesOfOtherRealEstate":{"label":"Gains (Losses) on Sales of Other Real Estate","description":"The net gain (loss) resulting from sales and other disposals of other real estate owned, increases (decreases) in the valuation allowance for foreclosed real estate, and write-downs of other real estate owned after acquisition or physical possession.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":0,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":6289000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":6289000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-03-31","val":6289000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":6289000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":6289000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":6289000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":6289000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2014-10-01","end":"2014-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-10-01","end":"2014-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"GeneralAndAdministrativeExpense":{"label":"General and Administrative Expense","description":"The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":14305000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":3603000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-04-01","end":"2010-06-30","val":1612000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":5361000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":1758000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":15318000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":15318000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":15318000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":3756000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":3478000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":7465000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":1671000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":3709000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":5380000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":11569000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":1902000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":4104000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":18805000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":18805000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":18805000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":18805000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":3599000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":3599000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":7517000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":7517000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":3918000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":3918000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":11266000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":11266000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":3749000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":3749000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":16420000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":16420000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":16420000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":16420000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":4215000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":4215000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":8905000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":8905000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":4690000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":4690000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":18271000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":18271000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":9366000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":9366000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":25653000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":25653000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":25653000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":9412000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":9412000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":17169000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":17169000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":7757000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":7757000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":26139000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":26139000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":8975000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":8975000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":32660000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":32660000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":8884000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":8884000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":16631000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":16631000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":7747000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":7747000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":24129000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":7498000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":31194000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":6999000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":19263000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":12264000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"Goodwill":{"label":"Goodwill","description":"Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.","units":{"USD":[{"end":"2011-12-31","val":26173000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2011-12-31","val":26173000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2012-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"GoodwillAndIntangibleAssetImpairment":{"label":"Goodwill and Intangible Asset Impairment","description":"Total loss recognized during the period from the impairment of goodwill plus the loss recognized in the period resulting from the impairment of the carrying amount of intangible assets, other than goodwill.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":42000000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"}]}},"ImpairmentOfRealEstate":{"label":"Impairment of Real Estate","description":"The charge against earnings in the period to reduce the carrying amount of real property to fair value.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":8817000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":0,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-04-01","end":"2010-06-30","val":0,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":0,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":0,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":1700000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":1700000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":1700000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":107240000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":128707000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":107240000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":6420000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":6420000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":6420000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":6420000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":0,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":9200000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":5700000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":5700000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":5700000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-06-30","val":4600000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-09-30","val":5600000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":5600000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":11700000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":11700000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":1000000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":1000000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05"},{"start":"2015-01-01","end":"2015-03-31","val":1000000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":5400000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":5400000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":4400000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":4400000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":5400000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":5400000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":0,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":0,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":0,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"IncomeLossFromContinuingOperations":{"label":"Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent","description":"Amount after tax of income (loss) from continuing operations attributable to the parent.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-18434000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":-16203000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":-13801000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":-15813000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-5647000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-22286000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":-16634000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-23029000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":-523000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-38710000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":-35803000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":-37531000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":-38502000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-3499000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":-3517000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-6640000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":-7128000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":-3161000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":-3449000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":-7622000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":-8884000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":-702000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":-1170000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-62458000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":-61148000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":-62537000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":-62537000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-4087000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":-5140000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-14655000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":-16432000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-10516000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":-11292000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-29830000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":-25154000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-14019000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":-8722000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-39522000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":-39522000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":-39522000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":425000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":953000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-8854000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":-8854000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-9798000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":-9798000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-9161000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":-9161000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":-307000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":-307000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":33223000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":33223000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":7275000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":21407000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":14132000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":58658000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":37251000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":67335000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"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":"2010-01-01","end":"2010-12-31","val":-11042000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":-13054000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":-20467000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":-15583000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-21912000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":-1224000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-34959000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":-36687000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":-37276000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-3378000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-4610000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":-5097000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":-1270000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":-1560000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":-4345000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":-5607000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":544000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":76000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-58113000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":-56803000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":-58828000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":-58828000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-3127000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":-4434000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-7845000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":-9859000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-4666000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":-5425000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-24902000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":-20692000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-15902000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":-10834000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-36720000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":-36720000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":-36720000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":887000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":887000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-9268000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":-9268000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-10156000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":-10156000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-9364000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":-9364000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":-95000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":-95000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":34275000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":34275000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":7806000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":7806000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":42657000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":42657000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":34851000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":34851000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":85972000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":43315000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":96626000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":65116000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":64356000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":-760000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest":{"label":"Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest","description":"Amount after tax of income (loss) from continuing operations including portion attributable to the noncontrolling interest.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-13557000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-5616000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-04-01","end":"2010-06-30","val":-4950000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":-9973000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":-3140000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":-10727000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":-11044000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":-13056000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-4880000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2011-01-01","end":"2011-03-31","val":-5001000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-03-31","val":-5469000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-28554000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":-20691000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":-20498000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":-15807000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":-15928000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-04-01","end":"2011-06-30","val":-16247000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-134121000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":-21962000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":-110216000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":-1050000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":-1069000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-07-01","end":"2011-09-30","val":-1574000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-34689000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":-35015000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":-36743000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":-37332000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2011-10-01","end":"2011-12-31","val":-13017000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-10-01","end":"2011-12-31","val":-13453000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4"},{"start":"2012-01-01","end":"2012-03-31","val":-3520000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":-3641000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-03-31","val":-3539000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2012-01-01","end":"2012-03-31","val":-3916000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-03-31","val":-4260000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-4760000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":-5247000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":-1259000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":-1399000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-04-01","end":"2012-06-30","val":-1549000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":-2031000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-04-01","end":"2012-06-30","val":-2647000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":-4488000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":-5750000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":551000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":551000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-07-01","end":"2012-09-30","val":83000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":63000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-07-01","end":"2012-09-30","val":-189000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-58374000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":-57064000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":-59089000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":-59089000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2012-10-01","end":"2012-12-31","val":-53885000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-10-01","end":"2012-12-31","val":-51180000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-10-01","end":"2012-12-31","val":-51993000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4"},{"start":"2013-01-01","end":"2013-03-31","val":-2620000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":-3927000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-03-31","val":-3927000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2013-01-01","end":"2013-03-31","val":-3927000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-6954000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":-8968000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-4282000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":-5041000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-04-01","end":"2013-06-30","val":-5041000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-5041000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-23172000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":-18962000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-15063000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":-9995000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-07-01","end":"2013-09-30","val":-9995000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-9995000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-35315000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":-35315000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":-35315000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2013-10-01","end":"2013-12-31","val":-16352000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-10-01","end":"2013-12-31","val":-16352000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4"},{"start":"2014-01-01","end":"2014-03-31","val":546000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":546000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-03-31","val":546000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2014-01-01","end":"2014-03-31","val":546000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-9867000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":-9867000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-10413000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":-10413000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-04-01","end":"2014-06-30","val":-10413000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-10413000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-10126000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":-10126000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":-259000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":-259000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-07-01","end":"2014-09-30","val":-259000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":-259000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":34136000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":34136000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2014-10-01","end":"2014-12-31","val":44262000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-10-01","end":"2014-12-31","val":44262000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-03-31","val":7614000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":42139000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":34525000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":84963000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":42824000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":94723000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"IncomeLossFromContinuingOperationsPerBasicAndDilutedShare":{"label":"Income (Loss) from Continuing Operations, Per Basic and Diluted Share","description":"The amount of net income (loss) from continuing operations per each basic and diluted share of common stock or unit when the per share amount is the same for both basic and diluted shares.","units":{"USD/shares":[{"start":"2010-01-01","end":"2010-12-31","val":-0.74,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":-0.65,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-03-31","val":-0.27,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-1.04,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":-0.77,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-1.07,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":-0.02,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-1.79,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":-1.74,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":-1.66,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-03-31","val":-0.16,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":-0.16,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-06-30","val":-0.31,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-06-30","val":-0.29,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":-0.15,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":-0.13,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":-0.32,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":-0.28,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":-0.03,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":-0.02,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-12-31","val":-1.98,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":-1.94,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":-1.98,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2013-01-01","end":"2013-03-31","val":-0.07,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-0.23,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":-0.16,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-0.46,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":-0.2,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-0.6,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013"}]}},"IncomeLossFromContinuingOperationsPerBasicShare":{"label":"Income (Loss) from Continuing Operations, Per Basic Share","description":"The amount of net income (loss) from continuing operations per each share of common stock or unit outstanding during the reporting period.","units":{"USD/shares":[{"start":"2009-01-01","end":"2009-12-31","val":-0.96,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-0.13,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-04-01","end":"2010-06-30","val":-0.17,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":-0.3,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":-0.12,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":-0.76,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-0.27,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-03-31","val":-0.29,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-1.24,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":-0.91,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":-0.78,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-04-01","end":"2011-06-30","val":-0.79,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-2.67,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":-1.64,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":-0.03,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-07-01","end":"2011-09-30","val":-0.05,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-1.8,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2011"},{"start":"2011-10-01","end":"2011-12-31","val":-0.59,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-10-01","end":"2011-12-31","val":-0.61,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4"},{"start":"2012-01-01","end":"2012-03-31","val":-0.17,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-03-31","val":-0.18,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-03-31","val":-0.19,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q1"},{"start":"2012-04-01","end":"2012-06-30","val":-0.14,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-04-01","end":"2012-06-30","val":-0.17,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-04-01","end":"2012-06-30","val":-0.19,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q2"},{"start":"2012-07-01","end":"2012-09-30","val":-0.02,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-07-01","end":"2012-09-30","val":-0.04,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-07-01","end":"2012-09-30","val":-0.04,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-1.98,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2012-10-01","end":"2012-12-31","val":-1.23,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-10-01","end":"2012-12-31","val":-1.17,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-10-01","end":"2012-12-31","val":-1.19,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4"},{"start":"2013-01-01","end":"2013-03-31","val":-0.09,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-03-31","val":-0.09,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2013-01-01","end":"2013-03-31","val":-0.09,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-0.26,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-0.17,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-04-01","end":"2013-06-30","val":-0.17,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-0.17,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-0.39,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-0.13,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-07-01","end":"2013-09-30","val":-0.13,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-0.13,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-0.6,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":-0.6,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2013-10-01","end":"2013-12-31","val":-0.21,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-10-01","end":"2013-12-31","val":-0.21,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-03-31","val":0.01,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-0.09,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":-0.09,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-0.1,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":-0.1,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-04-01","end":"2014-06-30","val":-0.1,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-0.1,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-0.09,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":-0.09,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":0.33,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":0.33,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2014-10-01","end":"2014-12-31","val":0.38,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-10-01","end":"2014-12-31","val":0.38,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-03-31","val":0.07,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":0.07,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0.19,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":0.13,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":0.13,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":0.53,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":0.33,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":0.33,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":0.6,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2015-10-01","end":"2015-12-31","val":0.08,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4"}]}},"IncomeLossFromContinuingOperationsPerDilutedShare":{"label":"Income (Loss) from Continuing Operations, Per Diluted Share","description":"The amount of net income (loss) derived from continuing operations during the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.","units":{"USD/shares":[{"start":"2009-01-01","end":"2009-12-31","val":-0.96,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-0.13,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-04-01","end":"2010-06-30","val":-0.17,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":-0.3,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":-0.12,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":-0.76,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-0.27,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-03-31","val":-0.29,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-1.24,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":-0.91,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":-0.78,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-04-01","end":"2011-06-30","val":-0.79,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-2.67,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":-1.64,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":-0.03,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-07-01","end":"2011-09-30","val":-0.05,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-1.8,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2011"},{"start":"2011-10-01","end":"2011-12-31","val":-0.59,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-10-01","end":"2011-12-31","val":-0.61,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4"},{"start":"2012-01-01","end":"2012-03-31","val":-0.17,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-03-31","val":-0.18,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-03-31","val":-0.19,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q1"},{"start":"2012-04-01","end":"2012-06-30","val":-0.14,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-04-01","end":"2012-06-30","val":-0.17,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-04-01","end":"2012-06-30","val":-0.19,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q2"},{"start":"2012-07-01","end":"2012-09-30","val":-0.02,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-07-01","end":"2012-09-30","val":-0.04,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-07-01","end":"2012-09-30","val":-0.04,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-1.98,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2012-10-01","end":"2012-12-31","val":-1.23,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-10-01","end":"2012-12-31","val":-1.17,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-10-01","end":"2012-12-31","val":-1.19,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4"},{"start":"2013-01-01","end":"2013-03-31","val":-0.09,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-03-31","val":-0.09,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2013-01-01","end":"2013-03-31","val":-0.09,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-0.26,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-0.17,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-04-01","end":"2013-06-30","val":-0.17,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-0.17,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-0.39,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-0.13,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-07-01","end":"2013-09-30","val":-0.13,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-0.13,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-0.6,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":-0.6,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2013-10-01","end":"2013-12-31","val":-0.21,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-10-01","end":"2013-12-31","val":-0.21,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-03-31","val":0.01,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-0.09,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":-0.09,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-0.1,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":-0.1,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-04-01","end":"2014-06-30","val":-0.1,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-0.1,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-0.09,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":-0.09,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":0.33,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":0.33,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2014-10-01","end":"2014-12-31","val":0.38,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-10-01","end":"2014-12-31","val":0.38,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-03-31","val":0.07,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":0.07,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0.19,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":0.13,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":0.13,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":0.52,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":0.33,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":0.33,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":0.6,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2015-10-01","end":"2015-12-31","val":0.08,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4"}]}},"IncomeLossFromDiscontinuedOperationsNetOfTax":{"label":"Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest","description":"Amount after tax of income (loss) from a discontinued operation including the portion attributable to the noncontrolling interest. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-8608000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":-2680000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":-2363000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":-351000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-2910000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-2699000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":207000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-132004000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":-129525000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-177314000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":-176988000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":-175260000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":-174671000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":8847000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":8866000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2012-01-01","end":"2012-03-31","val":9587000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":11361000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":11848000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":2533000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":2823000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":3921000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":12305000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":13567000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":665000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":1133000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":1405000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":15393000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":14083000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":16108000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":16108000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2012-10-01","end":"2012-12-31","val":1195000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4"},{"start":"2013-01-01","end":"2013-03-31","val":195000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":1502000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-03-31","val":1502000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2013-01-01","end":"2013-03-31","val":1502000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-4140000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":-2126000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-4387000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":-3628000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-04-01","end":"2013-06-30","val":-3628000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-3628000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":8765000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":4555000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":11750000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":6682000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-07-01","end":"2013-09-30","val":6682000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":6682000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":23278000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":23278000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":23278000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2013-10-01","end":"2013-12-31","val":18722000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-10-01","end":"2013-12-31","val":18722000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4"},{"start":"2014-01-01","end":"2014-03-31","val":10420000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":10420000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-03-31","val":10420000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2014-01-01","end":"2014-03-31","val":10420000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":10370000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":10370000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-50000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":-50000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-04-01","end":"2014-06-30","val":-50000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-50000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":10082000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":10082000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":-289000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":-289000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-07-01","end":"2014-09-30","val":-289000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":-289000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":10072000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":10072000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2014-10-01","end":"2014-12-31","val":-9000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-10-01","end":"2014-12-31","val":-9000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToNoncontrollingInterest":{"label":"Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Noncontrolling Interest","description":"Amount after tax of income (loss) from a discontinued operation attributable to the noncontrolling interest. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":-7221000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":-7221000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":3530000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":1754000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":77840000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":74310000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-75836000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":-75836000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":-76218000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-3355000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-3675000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":3674000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":-320000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":322000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":-4219000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":4219000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":-545000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":545000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":4184000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":4184000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":4820000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":4820000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":13000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":241000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":30000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":267000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":43000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":26000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":66000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":532000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":37000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":266000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":13443000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":13443000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":13443000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":528000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":516000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":516000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-3000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":-3000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":406000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":406000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":-111000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":-111000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":352000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":352000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity":{"label":"Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent","description":"Amount after tax of income (loss) from a discontinued operation attributable to the parent. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":2031000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":9793000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-04-01","end":"2010-06-30","val":9171000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":9962000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":-1048000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":7260000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":4858000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":6870000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-1135000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":5164000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":831000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":4898000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":1961000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-19843000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":-54164000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":-20358000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":-55215000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-98245000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":-101152000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":-99424000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":-98453000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":5493000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":5511000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":7686000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":8174000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":2213000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":2501000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":8086000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":9348000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":120000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":588000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":11209000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":9899000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":11288000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":11288000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":208000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":1261000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-4170000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":-2393000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-4430000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":-3654000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":8699000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":4023000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":11713000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":6416000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":9835000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":9835000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":9835000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":10420000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":9892000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":9854000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":9854000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-47000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":-47000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":9676000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":9676000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":-178000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":-178000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":9720000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":9720000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicAndDilutedShare":{"label":"Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic and Diluted Share","description":"Per basic and diluted share amount, after tax, of income (loss) from the day-to-day business activities of the discontinued operation and gain (loss) from the disposal of the discontinued operation, when the per share amount is the same.","units":{"USD/shares":[{"start":"2010-01-01","end":"2010-12-31","val":0.32,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":0.23,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-03-31","val":-0.05,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":0.04,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":0.09,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-2.52,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":-2.57,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-4.58,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":-4.63,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":-4.71,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-03-31","val":0.25,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":0.25,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-06-30","val":0.36,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-06-30","val":0.34,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":0.11,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":0.09,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":0.34,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":0.3,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":0.01,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":0,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-12-31","val":0.36,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":0.32,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":0.36,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-0.07,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":-0.06,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":0.13,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":0.17,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":0.15,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013"}]}},"IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare":{"label":"Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share","description":"Per basic share amount, after tax, of income (loss) from the day-to-day business activities of the discontinued operation and gain (loss) from the disposal of the discontinued operation.","units":{"USD/shares":[{"start":"2009-01-01","end":"2009-12-31","val":0.11,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":0.46,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-04-01","end":"2010-06-30","val":0.43,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":0.46,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":-0.05,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":0.34,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-0.05,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-03-31","val":-0.03,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":0.24,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":0.23,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":0.1,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-04-01","end":"2011-06-30","val":0.11,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-0.92,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":-0.95,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":-2.57,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-07-01","end":"2011-09-30","val":-2.54,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-4.57,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2011"},{"start":"2011-10-01","end":"2011-12-31","val":-2.18,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-10-01","end":"2011-12-31","val":-2.16,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4"},{"start":"2012-01-01","end":"2012-03-31","val":0.26,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-03-31","val":0.27,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-03-31","val":0.28,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q1"},{"start":"2012-04-01","end":"2012-06-30","val":0.1,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-04-01","end":"2012-06-30","val":0.13,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-04-01","end":"2012-06-30","val":0.15,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q2"},{"start":"2012-07-01","end":"2012-09-30","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-07-01","end":"2012-09-30","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-07-01","end":"2012-09-30","val":0.02,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":0.36,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2012-10-01","end":"2012-12-31","val":0.07,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-10-01","end":"2012-12-31","val":0.01,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-10-01","end":"2012-12-31","val":0.03,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4"},{"start":"2013-01-01","end":"2013-03-31","val":0.02,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-03-31","val":0.02,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2013-01-01","end":"2013-03-31","val":0.02,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-0.04,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-0.05,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-04-01","end":"2013-06-30","val":-0.05,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-0.05,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":0.06,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":0.09,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-07-01","end":"2013-09-30","val":0.1,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":0.09,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":0.15,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":0.15,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2013-10-01","end":"2013-12-31","val":0.09,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-10-01","end":"2013-12-31","val":0.09,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4"},{"start":"2014-01-01","end":"2014-03-31","val":0.11,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":0.11,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-03-31","val":0.1,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2014-01-01","end":"2014-03-31","val":0.11,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0.1,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":0.1,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":0.1,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":0.1,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":0.09,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":0.09,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2014-10-01","end":"2014-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-10-01","end":"2014-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2015-10-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4"}]}},"IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare":{"label":"Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share","description":"Per diluted share amount, after tax, of income (loss) from the day-to-day business activities of the discontinued operation and gain (loss) from the disposal of the discontinued operation.","units":{"USD/shares":[{"start":"2009-01-01","end":"2009-12-31","val":0.11,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":0.46,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-04-01","end":"2010-06-30","val":0.43,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":0.46,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":-0.05,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":0.34,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-0.05,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-03-31","val":-0.03,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":0.24,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":0.23,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":0.1,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-04-01","end":"2011-06-30","val":0.11,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-0.92,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":-0.95,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":-2.57,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-07-01","end":"2011-09-30","val":-2.54,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-4.57,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2011"},{"start":"2011-10-01","end":"2011-12-31","val":-2.18,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-10-01","end":"2011-12-31","val":-2.16,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4"},{"start":"2012-01-01","end":"2012-03-31","val":0.26,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-03-31","val":0.27,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-03-31","val":0.28,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q1"},{"start":"2012-04-01","end":"2012-06-30","val":0.1,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-04-01","end":"2012-06-30","val":0.13,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-04-01","end":"2012-06-30","val":0.15,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q2"},{"start":"2012-07-01","end":"2012-09-30","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-07-01","end":"2012-09-30","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-07-01","end":"2012-09-30","val":0.02,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":0.36,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2012-10-01","end":"2012-12-31","val":0.07,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-10-01","end":"2012-12-31","val":0.01,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-10-01","end":"2012-12-31","val":0.03,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4"},{"start":"2013-01-01","end":"2013-03-31","val":0.02,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-03-31","val":0.02,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2013-01-01","end":"2013-03-31","val":0.02,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-0.04,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-0.05,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-04-01","end":"2013-06-30","val":-0.05,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-0.05,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":0.06,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":0.09,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-07-01","end":"2013-09-30","val":0.1,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":0.09,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":0.15,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":0.15,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2013-10-01","end":"2013-12-31","val":0.09,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-10-01","end":"2013-12-31","val":0.09,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4"},{"start":"2014-01-01","end":"2014-03-31","val":0.11,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":0.11,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-03-31","val":0.1,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2014-01-01","end":"2014-03-31","val":0.11,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0.1,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":0.1,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":0.09,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":0.09,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":0.09,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":0.09,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2014-10-01","end":"2014-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-10-01","end":"2014-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2015-10-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4"}]}},"IncomeLossFromEquityMethodInvestments":{"label":"Income (Loss) from Equity Method Investments","description":"Amount of income (loss) for proportionate share of equity method investee's income (loss).","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":445000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":192000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-04-01","end":"2010-06-30","val":87000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":253000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":62000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":326000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":326000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":326000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":41000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2011-01-01","end":"2011-03-31","val":35000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-03-31","val":35000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":79000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":95000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":44000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":54000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":44000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-04-01","end":"2011-06-30","val":44000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":65000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":101000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":-14000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":5000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":-14000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-07-01","end":"2011-09-30","val":-14000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":57000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":57000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":57000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":57000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2011-10-01","end":"2011-12-31","val":-8000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-10-01","end":"2011-12-31","val":-8000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":0,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":0,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":79000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":79000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-04-01","end":"2013-06-30","val":79000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":79000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":472000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":472000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":393000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":393000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-07-01","end":"2013-09-30","val":393000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":393000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":178000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":178000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":178000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2013-10-01","end":"2013-12-31","val":-294000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-10-01","end":"2013-12-31","val":-294000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4"},{"start":"2014-01-01","end":"2014-03-31","val":-478000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":-478000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-03-31","val":-478000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2014-01-01","end":"2014-03-31","val":-478000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-1035000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":-1035000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-557000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":-496000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-04-01","end":"2014-06-30","val":-557000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-496000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-783000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":-783000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":191000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":191000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-07-01","end":"2014-09-30","val":191000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":191000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":-967000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":-967000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2014-10-01","end":"2014-12-31","val":-184000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-10-01","end":"2014-12-31","val":-184000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-03-31","val":162000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":162000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"start":"2015-01-01","end":"2015-03-31","val":162000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":584000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":584000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":422000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":422000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"start":"2015-04-01","end":"2015-06-30","val":422000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":923000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":339000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":339000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":2204000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2015-10-01","end":"2015-12-31","val":1281000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4"},{"start":"2016-01-01","end":"2016-03-31","val":249000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":519000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":270000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"IncomeLossFromSubsidiariesBeforeTax":{"label":"Income (Loss) from Subsidiaries, before Tax","description":"Amount before tax of income (loss) of subsidiary attributable to the parent entity.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":-5800000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":-2600000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014"}]}},"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":3000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-09-30","val":176000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":59000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":2000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":2000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":2000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":0,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2011-01-01","end":"2011-03-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-03-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":224000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":224000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":224000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-04-01","end":"2011-06-30","val":224000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":50000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":50000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":-174000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":-174000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":-174000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-07-01","end":"2011-09-30","val":-174000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":56000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":56000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":56000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":56000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2011-10-01","end":"2011-12-31","val":6000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-10-01","end":"2011-12-31","val":6000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4"},{"start":"2012-01-01","end":"2012-03-31","val":161000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":161000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-03-31","val":161000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2012-01-01","end":"2012-03-31","val":161000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-03-31","val":161000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":150000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":150000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":-11000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":-11000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-04-01","end":"2012-06-30","val":-11000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":-11000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-04-01","end":"2012-06-30","val":-11000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":143000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":143000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":-7000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":-7000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-07-01","end":"2012-09-30","val":-7000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":-7000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-07-01","end":"2012-09-30","val":-7000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":261000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":261000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":261000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":261000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2012-10-01","end":"2012-12-31","val":118000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-10-01","end":"2012-12-31","val":118000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-10-01","end":"2012-12-31","val":118000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4"},{"start":"2013-01-01","end":"2013-03-31","val":-507000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":-507000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-03-31","val":-507000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2013-01-01","end":"2013-03-31","val":-507000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-891000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":-891000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-384000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":-384000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-04-01","end":"2013-06-30","val":-384000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-384000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-1730000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":-1730000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-839000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":-819000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-07-01","end":"2013-09-30","val":-839000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-819000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-1405000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":-1405000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":-1405000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2013-10-01","end":"2013-12-31","val":305000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-10-01","end":"2013-12-31","val":305000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4"},{"start":"2014-01-01","end":"2014-03-31","val":341000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":342000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-03-31","val":341000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2014-01-01","end":"2014-03-31","val":342000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":599000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":599000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":257000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":257000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-04-01","end":"2014-06-30","val":257000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":257000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":762000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":762000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":164000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":164000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-07-01","end":"2014-09-30","val":164000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":164000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":139000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":139000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2014-10-01","end":"2014-12-31","val":-624000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-10-01","end":"2014-12-31","val":-624000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-03-31","val":192000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":192000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"start":"2015-01-01","end":"2015-03-31","val":192000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":518000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":518000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":326000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":326000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"start":"2015-04-01","end":"2015-06-30","val":326000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":1009000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":491000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":491000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":1903000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2015-10-01","end":"2015-12-31","val":894000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4"},{"start":"2016-01-01","end":"2016-03-31","val":575000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":887000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":312000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"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":"2011-01-01","end":"2011-12-31","val":705000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":1275000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":1275000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":51000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":76000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-12-31","val":56000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":56000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":56000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":271000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":709000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-12-31","val":4792000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":4792000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":2275000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"IncomeTaxesPaidNet":{"label":"Income Taxes Paid, Net","description":"The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income, net of any cash received during the current period as refunds for the overpayment of taxes.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":117000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":117000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":34000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-01-01","end":"2011-09-30","val":24000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-01-01","end":"2011-12-31","val":705000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":705000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":9000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":1120000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":1120000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-09-30","val":431000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":431000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":1275000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":1275000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":51000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":76000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-09-30","val":-117000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":-117000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-03-31","val":271000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":709000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":2191000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":2191000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-03-31","val":271000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":271000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":940000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":940000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":2066000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2016-01-01","end":"2016-03-31","val":157000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":1277000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance":{"label":"Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount","description":"Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to increase (decrease) in the valuation allowance for deferred tax assets.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":479000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":479000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":-479000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":-479000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"IncomeTaxReconciliationDispositionOfAssets":{"label":"Effective Income Tax Rate Reconciliation, Disposition of Asset, Amount","description":"Amount of difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying domestic federal statutory income tax rates to pretax income (loss) from continuing operations, attributable to disposition of asset. Includes, but is not limited to, intra-entity transfer of asset other than inventory.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":-108000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":108000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":53699000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":-53699000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":-53699000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":-109444000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":109444000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":115065000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":115065000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":6731000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":-776000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":62222000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","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":"2011-01-01","end":"2011-12-31","val":4268000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":4268000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":150000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":150000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":150000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":-1990000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":-1990000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":-12485000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":-897000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":11654000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":32853000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"IncomeTaxReconciliationMinorityInterestIncomeExpense":{"label":"Effective Income Tax Rate Reconciliation, Noncontrolling Interest Income (Loss), 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 noncontrolling interest income (loss) exempt from income taxes.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":2588000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":430000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":9312000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"IncomeTaxReconciliationNondeductibleExpense":{"label":"Effective Income Tax Rate Reconciliation, Nondeductible Expense, 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 expenses.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":-3310000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":-3310000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":37000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":37000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":37000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":291000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":291000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":291000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":41000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":41000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":6000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"IncomeTaxReconciliationNondeductibleExpenseDepreciationAndAmortization":{"label":"Effective Income Tax Rate Reconciliation, Nondeductible Expense, Depreciation and 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 depreciation and amortization.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":12784000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":-12784000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":13969000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":-13969000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":-13969000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":11035000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":-11035000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":-10619000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":-10619000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":-38961000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":-42086000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":-69597000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014"}]}},"IncomeTaxReconciliationNondeductibleExpenseImpairmentLosses":{"label":"Effective Income Tax Rate Reconciliation, Nondeductible Expense, Impairment Losses, 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 impairment loss.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":11400000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":11400000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2013-01-01","end":"2013-12-31","val":11400000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013"}]}},"IncomeTaxReconciliationNondeductibleExpenseLeases":{"label":"Effective Income Tax Rate Reconciliation, Nondeductible Expense, Leases, 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 lease expense.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":-142000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":142000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":-2169000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":2169000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":2169000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":-2815000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":2815000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":2883000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":2883000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":1702000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":2148000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":7498000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","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":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":422000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":422000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost":{"label":"Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-based Payment Arrangement, Amount","description":"Amount of reported income tax expense (benefit) in excess of (less than) expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operation, attributable to nondeductible expense for award under share-based payment arrangement. Includes, but is not limited to, expense determined to be nondeductible upon grant or after for award under share-based payment arrangement.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":1319000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":-1319000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":1341000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":-1341000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":-1341000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":420000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":-420000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":-431000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":-205000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":-5699000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":-2569000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":-7821000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014"}]}},"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":-19000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":19000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":192000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":-192000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":-192000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":215000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":-215000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":-829000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":-829000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":104000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":1288000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":-245000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014"}]}},"IncomeTaxReconciliationOtherReconcilingItems":{"label":"Effective Income Tax Rate Reconciliation, Other Reconciling Items, Amount","description":"Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to tax exempt income, equity in earnings (loss) of an unconsolidated subsidiary, minority noncontrolling interest income (loss), tax holiday, disposition of a business, disposition of an asset, repatriation of foreign earnings, repatriation of foreign earnings jobs creation act of 2004, increase (decrease) in enacted tax rate, prior year income taxes, increase (decrease) in deferred tax asset valuation allowance, and other adjustments.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":34000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":34000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":34000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":-38000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":-38000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":323000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"IncomeTaxReconciliationStateAndLocalIncomeTaxes":{"label":"Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount","description":"Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to state and local income tax expense (benefit).","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":40000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":40000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":40000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":-185000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":-185000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":-185000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":1090000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":1090000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":778000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"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":"2013-01-01","end":"2013-12-31","val":-13083000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":12121000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":22745000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"IncreaseDecreaseInAssetsHeldForSale":{"label":"Increase (Decrease) in Assets Held-for-sale","description":"The increase (decrease) during the period in book value of long-lived assets that the reporting entity plans to sell within one year (or one business cycle).","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-1574000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":-1574000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-3472000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":-3472000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":-7057000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":-7057000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":-10582000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":-10582000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-8649000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":-8649000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":-9318000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":-9318000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-06-30","val":0,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"IncreaseDecreaseInDeferredLeasingFees":{"label":"Increase (Decrease) in Deferred Leasing Fees","description":"The increase (decrease) during the reporting period in the book value of deferred leasing fees. Amortization of these fees over the terms of the leases reduces deferred leasing fees. Originating new leases increases the balance of deferred leasing fees.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-16348000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-2742000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-01-01","end":"2010-09-30","val":-7543000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":-13425000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":13425000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":13425000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-3579000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-8487000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":8487000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-01-01","end":"2011-09-30","val":-11434000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":11434000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-01-01","end":"2011-12-31","val":-16947000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":16947000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":16947000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":16947000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-1792000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":1792000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":4710000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":4710000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-09-30","val":7103000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":7103000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":11885000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":11885000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":11885000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":11885000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":2304000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":2304000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":3991000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":3991000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":9856000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":9856000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":16117000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":16117000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":16117000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":2923000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":2923000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-3783000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":-3783000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":-2403000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":-2403000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":16742000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":16742000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":4348000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":4348000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":7780000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":7780000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":15492000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":22589000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":9525000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":14260000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"IncreaseDecreaseInDerivativeAssetsAndLiabilities":{"label":"Increase (Decrease) in Derivative Assets and Liabilities","description":"The increase (decrease) during the period in the net carrying value of derivative instruments reported as assets and liabilities that are due to be disposed of within one year (or the normal operating cycle, if longer).","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-06-30","val":630000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-121000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":-121000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":-37000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":-37000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":19000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":19000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-248000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":-248000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-205000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":-205000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":-187000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":-136000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":16000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":47000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"IncreaseDecreaseInFairValueOfInterestRateFairValueHedgingInstruments1":{"label":"Increase (Decrease) in Fair Value of Interest Rate Fair Value Hedging Instruments","description":"Amount of unrealized gain (loss) related to the fair value of interest rate derivatives designated as fair value hedging instruments, as offset by the gain (loss) on the hedged item to the extent that the fair value hedge is determined to be effective.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":1889000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":1889000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":-8131000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":-8131000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":-8131000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-06-30","val":-3220000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":-4214000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-12-31","val":-3364000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":-3364000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":-3364000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":1246000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":9339000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-09-30","val":7562000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-12-31","val":9779000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-121000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-4151000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"}]}},"IncreaseDecreaseInOperatingAssets":{"label":"Increase (Decrease) in Operating Assets","description":"The increase (decrease) during the reporting period in the aggregate amount of assets used to generate operating income.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":3678000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-5667000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-01-01","end":"2010-09-30","val":-8129000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":-4194000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":4194000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":4194000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-1362000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-8947000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":8947000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-01-01","end":"2011-09-30","val":-20990000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":20990000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-01-01","end":"2011-12-31","val":-19737000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":19737000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":19737000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":19737000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":8468000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":-8468000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-1087000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":-1087000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-09-30","val":-2224000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":-2224000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":1854000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":1854000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":1854000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":1854000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":10747000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":10747000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":22914000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":22059000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":22319000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":22319000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":25739000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":25739000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":25739000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":6101000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":6101000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":33963000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":33963000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":46821000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":46821000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":65846000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":65846000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":3546000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":3546000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":10061000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":10061000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":41869000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":54976000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":6035000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":16353000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"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":228000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-1612000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-01-01","end":"2010-09-30","val":10750000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":9782000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":9782000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":9782000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-18135000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":228000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":228000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-01-01","end":"2011-09-30","val":5443000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":5445000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-01-01","end":"2011-12-31","val":3443000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":3443000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":3443000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":3443000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-11045000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":-11045000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-3267000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":-3267000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-09-30","val":-6187000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":-6186000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":-8656000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":-8656000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":-8656000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":-8656000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":2879000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":2879000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":9511000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":9511000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":25511000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":25511000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":10381000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":10381000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":10381000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-17874000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":-17874000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-24257000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":-24257000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":-26374000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":-26374000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":-17310000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":-17310000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-22295000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":-22295000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-16930000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":-16930000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":-9878000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":-9061000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":-18456000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":-7217000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"InsuranceRecoveries":{"label":"Insurance Recoveries","description":"The amount recovered from insurance. These recoveries reduce costs and losses that are reported as a separate line item under operating expenses.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-1984000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2011"}]}},"IntangibleAssetsNetIncludingGoodwill":{"label":"Intangible Assets, Net (Including Goodwill)","description":"Carrying amount of finite-lived intangible assets, indefinite-lived intangible assets and goodwill. Goodwill is an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Intangible assets are assets, not including financial assets, lacking physical substance.","units":{"USD":[{"end":"2011-12-31","val":95628000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2011-12-31","val":95628000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2011-12-31","val":95628000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":95628000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-06-30","val":120554000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":114018000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":118097000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":118097000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"end":"2012-12-31","val":118097000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"end":"2012-12-31","val":118097000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"end":"2012-12-31","val":118097000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":118097000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-03-31","val":127961000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"},{"end":"2013-06-30","val":120704000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":109163000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2013-12-31","val":166756000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":166756000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":166756000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"end":"2013-12-31","val":166756000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"end":"2013-12-31","val":166756000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-03-31","val":158726000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":157222000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":146158000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3I"},{"end":"2014-12-31","val":185488000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":185488000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"end":"2014-12-31","val":185488000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"end":"2014-12-31","val":185488000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"end":"2014-12-31","val":185488000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-03-31","val":179586000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1I"},{"end":"2015-06-30","val":163986000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2I"},{"end":"2015-09-30","val":155236000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3I"},{"end":"2015-12-31","val":146688000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"end":"2015-12-31","val":146688000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05"},{"end":"2015-12-31","val":146688000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q4I"},{"end":"2016-03-31","val":132021000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1I"},{"end":"2016-06-30","val":123684000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2I"}]}},"InterestExpense":{"label":"Interest Expense","description":"Amount of the cost of borrowed funds accounted for as interest expense.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":19158000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":25117000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-04-01","end":"2010-06-30","val":12563000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":30576000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":10164000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":20271000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":20271000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":19037000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":6408000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2011-01-01","end":"2011-03-31","val":6408000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-03-31","val":6106000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":28512000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":14077000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":14871000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":7669000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":7668000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-04-01","end":"2011-06-30","val":7369000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":37280000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":22953000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":13473000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":8876000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":8876000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-07-01","end":"2011-09-30","val":8578000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":31612000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":31612000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":30417000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":29929000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2011-10-01","end":"2011-12-31","val":8660000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-10-01","end":"2011-12-31","val":8364000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4"},{"start":"2012-01-01","end":"2012-03-31","val":9244000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":9244000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-03-31","val":9244000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2012-01-01","end":"2012-03-31","val":8830000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-03-31","val":8688000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":17780000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":17780000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":8536000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":8536000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-04-01","end":"2012-06-30","val":8536000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":8536000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-04-01","end":"2012-06-30","val":8394000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":26301000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":25887000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":8521000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":8521000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-07-01","end":"2012-09-30","val":8521000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":8521000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-07-01","end":"2012-09-30","val":8378000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":35334000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":34920000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":34352000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":34352000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2012-10-01","end":"2012-12-31","val":9033000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-10-01","end":"2012-12-31","val":9033000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-10-01","end":"2012-12-31","val":8892000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4"},{"start":"2013-01-01","end":"2013-03-31","val":10470000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":10329000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-03-31","val":10329000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2013-01-01","end":"2013-03-31","val":10329000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":21774000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":21491000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":11304000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":11162000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-04-01","end":"2013-06-30","val":11162000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":11162000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":33437000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":33011000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":11663000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":11521000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-07-01","end":"2013-09-30","val":11520000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":11521000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":45622000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":45622000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":45622000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2013-10-01","end":"2013-12-31","val":12610000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-10-01","end":"2013-12-31","val":12610000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4"},{"start":"2014-01-01","end":"2014-03-31","val":15244000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":15244000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-03-31","val":15244000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2014-01-01","end":"2014-03-31","val":15244000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":32377000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":32377000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":17132000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":16793000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-04-01","end":"2014-06-30","val":17132000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":16793000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":48920000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":48920000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":16543000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":16543000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-07-01","end":"2014-09-30","val":16543000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":16543000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":66095000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":66095000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2014-10-01","end":"2014-12-31","val":17515000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-10-01","end":"2014-12-31","val":17515000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-03-31","val":19198000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":19198000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"start":"2015-01-01","end":"2015-03-31","val":19198000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":36874000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":36874000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":17676000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":17676000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"start":"2015-04-01","end":"2015-06-30","val":17676000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":53891000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":17017000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":17017000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":71481000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2015-10-01","end":"2015-12-31","val":17590000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4"},{"start":"2016-01-01","end":"2016-03-31","val":16915000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":32713000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":15798000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"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":"2011-01-01","end":"2011-06-30","val":27870000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-01-01","end":"2011-09-30","val":43250000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-03-31","val":10311000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":19689000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":19689000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-09-30","val":28312000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":28312000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-03-31","val":9625000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":9625000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":19939000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":19939000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":30835000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":30835000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-03-31","val":16157000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":16157000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":33456000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":33456000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":50924000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":50924000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-03-31","val":21871000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":21871000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":41629000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":41629000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":61013000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2016-01-01","end":"2016-03-31","val":19719000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":37874000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"InterestPaidNet":{"label":"Interest Paid, Excluding Capitalized Interest, Operating Activities","description":"Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":53352000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":53352000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":60123000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":60123000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":60123000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":36378000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":36378000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":36378000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":36378000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":43334000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":43334000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":43334000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":71339000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":71339000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":80744000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"InterestPayableCurrentAndNoncurrent":{"label":"Interest Payable","description":"Amount of interest payable on debt, including, but not limited to, trade payables.","units":{"USD":[{"end":"2011-12-31","val":2593000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":2593000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-12-31","val":2653000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":2653000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":2653000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":5249000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":5249000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":6158000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":6158000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":5944000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"InterestRateDerivativeLiabilitiesAtFairValue":{"label":"Interest Rate Derivative Liabilities, at Fair Value","description":"Fair value as of the balance sheet date of interest rate derivative liabilities, which includes all such derivative instruments in hedging and nonhedging relationships that are recognized as liabilities.","units":{"USD":[{"end":"2012-12-31","val":16285000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":8429000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":8429000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":11077000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":11077000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":9026000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"InventoryRealEstateHeldForSale":{"label":"Inventory, Real Estate, Held-for-sale","description":"Represents properties which were acquired directly or through foreclosure for which a committed plan to sell exists and an active program to market such properties has been initiated.","units":{"USD":[{"end":"2013-12-31","val":13976000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"}]}},"InvestmentBuildingAndBuildingImprovements":{"label":"Investment Building and Building Improvements","description":"Aggregate of the carrying amounts as of the balance sheet date of investments in building and building improvements.","units":{"USD":[{"end":"2010-12-31","val":1755310000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2010-12-31","val":1755310000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2010-12-31","val":1755310000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010Q4I"},{"end":"2011-06-30","val":2077583000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2011Q2I"},{"end":"2011-09-30","val":1685906000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":1084060000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2011-12-31","val":1084060000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":1084060000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2011-12-31","val":1084060000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2011-12-31","val":1084060000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":1084060000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-03-31","val":1204885000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":1432529000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":1442759000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":1762566000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":1762566000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"end":"2012-12-31","val":1762566000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"end":"2012-12-31","val":1762566000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"end":"2012-12-31","val":1762566000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":1762566000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-03-31","val":1934000000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"},{"end":"2013-06-30","val":1952276000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":1873094000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2013-12-31","val":2548036000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":2548036000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":2548036000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"end":"2013-12-31","val":2548036000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"end":"2013-12-31","val":2548036000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-03-31","val":2583037000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":2787048000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":2862603000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3I"},{"end":"2014-12-31","val":3333900000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":3333900000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"end":"2014-12-31","val":3333900000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"end":"2014-12-31","val":3333900000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"end":"2014-12-31","val":3333900000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-03-31","val":3418060000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1I"},{"end":"2015-06-30","val":3316873000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2I"},{"end":"2015-09-30","val":3260475000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3I"},{"end":"2015-12-31","val":3332021000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"end":"2015-12-31","val":3332021000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05"},{"end":"2015-12-31","val":3332021000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q4I"},{"end":"2016-03-31","val":3220552000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1I"},{"end":"2016-06-30","val":3220262000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2I"}]}},"InvestmentIncomeInterest":{"label":"Investment Income, Interest","description":"Amount before accretion (amortization) of purchase discount (premium) of interest income on nonoperating securities.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":1597000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":750000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-04-01","end":"2010-06-30","val":365000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":1105000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":354000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":1487000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":1487000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":1487000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":324000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2011-01-01","end":"2011-03-31","val":324000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-03-31","val":324000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":762000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":762000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":438000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":438000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":437000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-04-01","end":"2011-06-30","val":437000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":849000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":849000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":87000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":87000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":87000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-07-01","end":"2011-09-30","val":87000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":938000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":938000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":938000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":938000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2011-10-01","end":"2011-12-31","val":90000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-10-01","end":"2011-12-31","val":90000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4"},{"start":"2012-01-01","end":"2012-03-31","val":97000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":97000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-03-31","val":97000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2012-01-01","end":"2012-03-31","val":97000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-03-31","val":97000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":141000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":141000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":44000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":44000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-04-01","end":"2012-06-30","val":44000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":44000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-04-01","end":"2012-06-30","val":44000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":205000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":205000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":64000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":64000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-07-01","end":"2012-09-30","val":64000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":64000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-07-01","end":"2012-09-30","val":64000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":272000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":272000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":272000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":272000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2012-10-01","end":"2012-12-31","val":67000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-10-01","end":"2012-12-31","val":67000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-10-01","end":"2012-12-31","val":67000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4"},{"start":"2013-01-01","end":"2013-03-31","val":103000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":102000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-03-31","val":103000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2013-01-01","end":"2013-03-31","val":102000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":185000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":185000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":82000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":82000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-04-01","end":"2013-06-30","val":82000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":82000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":619000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":619000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":434000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":434000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-07-01","end":"2013-09-30","val":434000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":434000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":2236000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":2236000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":2236000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2013-10-01","end":"2013-12-31","val":1618000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-10-01","end":"2013-12-31","val":1618000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4"},{"start":"2014-01-01","end":"2014-03-31","val":368000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":368000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-03-31","val":368000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2014-01-01","end":"2014-03-31","val":368000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":832000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":832000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":463000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":402000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-04-01","end":"2014-06-30","val":463000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":402000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":890000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":890000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":121000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":121000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-07-01","end":"2014-09-30","val":121000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":121000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":1452000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":1452000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2014-10-01","end":"2014-12-31","val":561000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-10-01","end":"2014-12-31","val":561000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-03-31","val":170000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":170000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"start":"2015-01-01","end":"2015-03-31","val":170000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":482000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":482000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":312000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":312000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"start":"2015-04-01","end":"2015-06-30","val":312000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":700000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":218000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":218000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":903000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2015-10-01","end":"2015-12-31","val":203000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4"},{"start":"2016-01-01","end":"2016-03-31","val":244000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":435000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":191000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures":{"label":"Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures","description":"Amount of investment in equity method investee and investment in and advance to affiliate.","units":{"USD":[{"end":"2012-12-31","val":0,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2013-09-30","val":87109000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2013-12-31","val":151162000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":151162000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"end":"2013-12-31","val":151162000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q4I"},{"end":"2014-03-31","val":135784000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":131443000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":130511000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3I"},{"end":"2014-12-31","val":55550000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"end":"2014-12-31","val":55550000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"end":"2014-12-31","val":55550000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2014Q4I"},{"end":"2015-03-31","val":55166000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1I"},{"end":"2015-06-30","val":53721000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2I"},{"end":"2015-09-30","val":53571000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3I"},{"end":"2015-12-31","val":39592000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05"},{"end":"2015-12-31","val":39592000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q4I"},{"end":"2016-03-31","val":45767000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1I"},{"end":"2016-06-30","val":45262000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2I"}]}},"LandAvailableForDevelopment":{"label":"Land Available for Development","description":"Carrying amount of land available for development.","units":{"USD":[{"end":"2010-12-31","val":609000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010Q4I"},{"end":"2010-12-31","val":609000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2010-12-31","val":609000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2011-06-30","val":609000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2011Q2I"},{"end":"2011-09-30","val":609000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":0,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2011Q4I"}]}},"LandAvailableForSale":{"label":"Land Available-for-sale","description":"Carrying value of land held for sale.","units":{"USD":[{"end":"2010-12-31","val":750000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010Q4I"},{"end":"2010-12-31","val":750000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2010-12-31","val":750000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2011-06-30","val":750000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2011Q2I"},{"end":"2011-09-30","val":750000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":250000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2011-12-31","val":250000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":250000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2011-12-31","val":250000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2011-12-31","val":250000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":250000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2012-03-31","val":250000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":250000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":250000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":250000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2012-12-31","val":250000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":250000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"end":"2012-12-31","val":250000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"end":"2012-12-31","val":250000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"end":"2012-12-31","val":250000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2013-03-31","val":250000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"},{"end":"2013-06-30","val":250000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":250000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2013-12-31","val":250000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q4I"},{"end":"2013-12-31","val":250000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2014-03-31","val":250000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"}]}},"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":"2013-01-01","end":"2013-12-31","val":198000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":601000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":1500000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"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":983192000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2010-12-31","val":983192000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2010-12-31","val":983192000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010Q4I"},{"end":"2011-06-30","val":1252112000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2011Q2I"},{"end":"2011-09-30","val":1233310000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":1006274000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2011-12-31","val":1006274000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":1006274000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2011-12-31","val":1006274000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2011-12-31","val":1006274000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":1006274000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-03-31","val":773026000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":774782000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":754658000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":950605000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":950605000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"end":"2012-12-31","val":950605000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"end":"2012-12-31","val":950605000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"end":"2012-12-31","val":950605000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":950605000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-03-31","val":982185000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"},{"end":"2013-06-30","val":1125271000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":1215967000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2013-12-31","val":1589980000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":1589980000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":1589980000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"end":"2013-12-31","val":1589980000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"end":"2013-12-31","val":1589980000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-03-31","val":1508926000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":1666871000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":1635155000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3I"},{"end":"2014-12-31","val":2025398000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":2025398000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"end":"2014-12-31","val":2025398000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"end":"2014-12-31","val":2025398000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"end":"2014-12-31","val":2025398000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-03-31","val":2097349000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1I"},{"end":"2015-06-30","val":1990494000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2I"},{"end":"2015-09-30","val":1945301000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3I"},{"end":"2015-12-31","val":1983024000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"end":"2015-12-31","val":1973070000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05"},{"end":"2015-12-31","val":1973070000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q4I"},{"end":"2016-03-31","val":1951608000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1I"},{"end":"2016-06-30","val":1794434000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2I"}]}},"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":1603682000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2010-12-31","val":1603682000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2010-12-31","val":1603682000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010Q4I"},{"end":"2011-06-30","val":2089688000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2011Q2I"},{"end":"2011-09-30","val":1914182000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":1636311000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2011-12-31","val":1636311000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":1636311000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2011-12-31","val":1636311000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2011-12-31","val":1636311000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":1636311000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-03-31","val":1414767000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":1597658000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":1584344000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":1906611000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":1906611000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"end":"2012-12-31","val":1906611000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"end":"2012-12-31","val":1906611000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"end":"2012-12-31","val":1906611000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":1906611000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-03-31","val":2077634000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"},{"end":"2013-06-30","val":2061298000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":2139436000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2013-12-31","val":2925501000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":2925501000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":2925501000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"end":"2013-12-31","val":2925501000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"end":"2013-12-31","val":2925501000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-03-31","val":3003409000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":3131521000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":3268456000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3I"},{"end":"2014-12-31","val":3704714000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":3704714000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"end":"2014-12-31","val":3704714000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"end":"2014-12-31","val":3704714000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"end":"2014-12-31","val":3704714000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-03-31","val":3756697000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1I"},{"end":"2015-06-30","val":3626735000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2I"},{"end":"2015-09-30","val":3592702000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3I"},{"end":"2015-12-31","val":3619235000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"end":"2015-12-31","val":3609281000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05"},{"end":"2015-12-31","val":3609281000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q4I"},{"end":"2016-03-31","val":3627616000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1I"},{"end":"2016-06-30","val":3448055000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2I"}]}},"LiabilitiesAssumed1":{"label":"Liabilities Assumed","description":"The fair value of liabilities assumed in noncash investing or financing activities.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":122282000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":122282000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":122282000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"LiabilitiesOfAssetsHeldForSale":{"label":"Liabilities of Assets Held-for-sale (Deprecated 2014-01-31)","description":"Liability (such as a mortgage) related to a disposal group that is held for sale and anticipated to be sold in less than one year. The liability is expected to be discharged as part of the plan of sale for the asset.","units":{"USD":[{"end":"2010-12-31","val":0,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2010-12-31","val":0,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010Q4I"},{"end":"2011-09-30","val":165340000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":285599000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2011-12-31","val":285599000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":285599000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2011-12-31","val":285599000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2011-12-31","val":285599000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":285599000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-03-31","val":100376000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":31084000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":361000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":0,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"end":"2012-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-06-30","val":325000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-12-31","val":566000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":566000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":566000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"end":"2013-12-31","val":566000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q4I"},{"end":"2014-03-31","val":0,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":0,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3I"}]}},"LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation":{"label":"Disposal Group, Including Discontinued Operation, Liabilities","description":"Amount classified as liabilities attributable to disposal group held for sale or disposed of.","units":{"USD":[{"end":"2012-06-30","val":31084000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":361000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2013-12-31","val":566000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":566000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":2035000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":2035000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"end":"2014-12-31","val":2035000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"end":"2014-12-31","val":2035000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"end":"2014-12-31","val":2035000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-03-31","val":26375000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1I"},{"end":"2015-06-30","val":2214000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2I"},{"end":"2015-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3I"},{"end":"2015-12-31","val":1003000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"end":"2015-12-31","val":1003000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05"},{"end":"2015-12-31","val":1003000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q4I"},{"end":"2016-03-31","val":0,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1I"},{"end":"2016-06-30","val":11677000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2I"}]}},"LineOfCredit":{"label":"Long-term Line of Credit","description":"The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.","units":{"USD":[{"end":"2013-12-31","val":303000000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":481500000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":481500000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"end":"2014-12-31","val":481500000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"end":"2014-12-31","val":481500000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"end":"2014-12-31","val":481500000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-03-31","val":593000000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1I"},{"end":"2015-06-30","val":600000000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2I"},{"end":"2015-09-30","val":550000000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3I"},{"end":"2015-12-31","val":550000000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"LineOfCreditFacilityAmountOutstanding":{"label":"Line of Credit Facility, Amount Outstanding (Deprecated 2014-01-31)","description":"Amount borrowed under the credit facility as of the balance sheet date.","units":{"USD":[{"end":"2012-09-30","val":125000000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":262000000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":262000000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2013-03-31","val":125000000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"},{"end":"2013-06-30","val":313000000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":391000000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2013-12-31","val":303000000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"},{"end":"2014-03-31","val":245000000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":377000000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":350000000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3I"}]}},"LineOfCreditFacilityInterestRateAtPeriodEnd":{"label":"Line of Credit Facility, Interest Rate at Period End","description":"The effective interest rate at the end of the reporting period.","units":{"pure":[{"end":"2012-12-31","val":0.02,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":0.02,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2013-03-31","val":0.022,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"},{"end":"2013-06-30","val":0.024,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":0.023,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2013-12-31","val":0.027,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"},{"end":"2014-03-31","val":0.029,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":0.0291,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":0.0313,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3I"}]}},"LineOfCreditFacilityMaximumBorrowingCapacity":{"label":"Line of Credit Facility, Maximum Borrowing Capacity","description":"Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.","units":{"USD":[{"end":"2012-09-30","val":215000000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"}]}},"LoansAssumed1":{"label":"Loans Assumed","description":"The fair value of loans assumed in noncash investing or financing activities.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":87225000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":58694000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":58694000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":727451000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":727451000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":727451000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":301251000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":301251000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":56140000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"LongLivedAssetsHeldForSaleProceedsFromSale":{"label":"Long Lived Assets Held-for-sale, Proceeds from Sale (Deprecated 2013-01-31)","description":"Amounts received from the disposal of the long-lived asset during or after the reporting period.","units":{"USD":[{"end":"2012-06-30","val":29850000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":11425000000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"}]}},"LongTermDebt":{"label":"Long-term Debt","description":"Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.","units":{"USD":[{"end":"2012-12-31","val":605889000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":605889000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":1097493000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"},{"end":"2014-12-31","val":1339450000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":1238336000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive":{"label":"Long-Term Debt, Maturity, after Year Five","description":"Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing after 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":"2013-12-31","val":437619000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"},{"end":"2014-12-31","val":260094000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":144938000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths":{"label":"Long-Term Debt, Maturity, Year One","description":"Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and 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":9674000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":9674000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":11896000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"},{"end":"2014-12-31","val":30005000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":175849000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive":{"label":"Long-Term Debt, Maturity, Year Five","description":"Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in 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":116439000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":116439000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":212713000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"},{"end":"2014-12-31","val":175947000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":115156000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour":{"label":"Long-Term Debt, Maturity, Year Four","description":"Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in fourth 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":147097000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":147097000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":124746000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"},{"end":"2014-12-31","val":179443000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":146435000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree":{"label":"Long-Term Debt, Maturity, Year Three","description":"Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in third 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":25407000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":25407000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":262640000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"},{"end":"2014-12-31","val":405525000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":209724000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo":{"label":"Long-Term Debt, Maturity, Year Two","description":"Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in second 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":10848000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":10848000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":31983000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"},{"end":"2014-12-31","val":260594000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":426356000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"LongTermDebtPercentageBearingFixedInterestRate":{"label":"Long-term Debt, Percentage Bearing Fixed Interest, Percentage Rate","description":"The interest rate applicable to the portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a set, unchanging rate.","units":{"pure":[{"end":"2012-03-09","val":0.071,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q1I"},{"end":"2012-12-31","val":0.071,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"}]}},"LongtermConstructionLoanCurrentAndNoncurrent":{"label":"Long-term Construction Loan","description":"This element represents the current and noncurrent portions of a long-term real estate loan with an initial maturity beyond one year or beyond the normal operating cycle, if longer, to finance building costs. The funds are disbursed as needed or in accordance with a prearranged plan; generally, a portion of the funds is disbursed at inception and the remainder as construction progresses. The money is repaid on completion of the project (generally one to seven years), usually from the proceeds of a mortgage loan. The rate is normally higher than the prime rate, and there is usually an origination fee. The effective yield on these loans tends to be high, and the lender has a security interest in the real property.","units":{"USD":[{"end":"2014-09-30","val":481000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3I"},{"end":"2014-12-31","val":481000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4I"},{"end":"2015-03-31","val":2600000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1I"},{"end":"2015-06-30","val":11300000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2I"},{"end":"2015-09-30","val":18900000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3I"},{"end":"2015-12-31","val":31300000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"},{"end":"2016-03-31","val":37200000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1I"},{"end":"2016-06-30","val":39800000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2I"}]}},"LongtermDebtWeightedAverageInterestRate":{"label":"Long-term Debt, Weighted Average Interest Rate, at Point in Time","description":"Weighted average interest rate of long-term debt outstanding calculated at point in time.","units":{"pure":[{"end":"2012-03-09","val":0.071,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-03-09","val":0.071,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q1I"},{"end":"2015-12-31","val":0.04,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"ManagementFeesRevenue":{"label":"Management Fees Revenue (Deprecated 2018-01-31)","description":"Revenue, comprised of base and incentive revenue derived from the management of joint ventures, managing third-party properties, or another entity's operations.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":1870000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":746000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-04-01","end":"2010-06-30","val":336000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":1331000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":585000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":1652000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":1652000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":1652000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":338000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":3870000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":3870000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":3532000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":3532000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":9990000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":9990000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":6120000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":6120000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":16896000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":16896000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":16896000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":16896000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":5432000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":5432000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":10405000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":10405000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":4973000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":4973000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":14996000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":14996000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":4591000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":4591000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":19778000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":19778000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":19778000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":19778000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":4352000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":4352000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":8832000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":8832000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":4480000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":4480000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":13302000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":13302000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":4470000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":4470000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":18145000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":18145000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":18145000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":5983000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":5983000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":11429000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":11429000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":5446000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":5446000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":16572000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":16572000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":5143000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":5143000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":22140000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":22140000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":2765000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":2765000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":5586000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":5586000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":2821000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":2821000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":8646000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":3060000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":10321000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":1436000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":2696000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":1260000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"MinorityInterest":{"label":"Stockholders' Equity Attributable to Noncontrolling Interest","description":"Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which is directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent (that is, noncontrolling interest, previously referred to as minority interest).","units":{"USD":[{"end":"2010-12-31","val":133988000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2010-12-31","val":133988000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2010-12-31","val":133988000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010Q4I"},{"end":"2011-06-30","val":347427000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2011Q2I"},{"end":"2011-09-30","val":250126000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":258428000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2011-12-31","val":258428000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":258428000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2011-12-31","val":258428000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2011-12-31","val":258428000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":258428000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-03-31","val":269580000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":253188000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":265492000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":261992000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":261992000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"end":"2012-12-31","val":261992000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"end":"2012-12-31","val":261992000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"end":"2012-12-31","val":261992000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":261992000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-03-31","val":226383000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"},{"end":"2013-06-30","val":214122000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":212877000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2013-12-31","val":318921000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":318921000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":318921000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"end":"2013-12-31","val":318921000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"end":"2013-12-31","val":318921000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-03-31","val":288669000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":285572000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":286600000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3I"},{"end":"2014-12-31","val":286543000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":286543000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"end":"2014-12-31","val":286543000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"end":"2014-12-31","val":286543000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"end":"2014-12-31","val":286543000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-03-31","val":275629000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1I"},{"end":"2015-06-30","val":254612000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2I"},{"end":"2015-09-30","val":251107000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3I"},{"end":"2015-12-31","val":247512000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"end":"2015-12-31","val":247512000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05"},{"end":"2015-12-31","val":247512000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q4I"},{"end":"2016-03-31","val":249547000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1I"},{"end":"2016-06-30","val":249636000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2I"}]}},"MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders":{"label":"Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders","description":"Decrease in noncontrolling interest balance from payment of dividends or other distributions by the non-wholly owned subsidiary or partially owned entity, included in the consolidation of the parent entity, to the noncontrolling interest holders.","units":{"USD":[{"start":"2011-01-01","end":"2011-06-30","val":-28912000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-09-30","val":-43520000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":-43546000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":43546000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":43546000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":43546000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-566000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":615000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":675000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-12-31","val":729000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":729000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":729000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":729000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-06-30","val":13840000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-09-30","val":13840000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-12-31","val":29267000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":29267000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":29267000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-09-30","val":129000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-12-31","val":2713000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":2713000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":5894000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":47440000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":55866000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":60016000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":25000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":52000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"MinorityInterestDecreaseFromRedemptions":{"label":"Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests","description":"Decrease in noncontrolling interest (for example, but not limited to, redeeming or purchasing the interests of noncontrolling shareholders, issuance of shares (interests) by the non-wholly owned subsidiary to the parent entity for other than cash, and a buyback of shares (interest) by the non-wholly owned subsidiary from the noncontrolling interests).","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":-26650000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":26650000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":26650000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":26650000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-10043000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":8045000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":8179000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-12-31","val":8179000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":8179000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":8179000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":8179000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":85462000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":41539000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":41539000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":41539000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-12-31","val":41539000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":41539000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"}]}},"MinorityInterestIncreaseFromStockIssuance":{"label":"Noncontrolling Interest, Increase from Equity Issuance or Sale of Parent Equity Interest (Deprecated 2013-01-31)","description":"Represents an increase in noncontrolling interest from issuance of additional equity interests to noncontrolling interest holders or the sale of a portion of the parent's controlling interest.","units":{"USD":[{"start":"2012-01-01","end":"2012-03-31","val":18216000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":18216000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":18216000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-12-31","val":18216000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":18216000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"MinorityInterestInNetIncomeLossOperatingPartnerships":{"label":"Net Income (Loss) Attributable to Noncontrolling Interest, Operating Partnerships (Deprecated 2013-01-31)","description":"Amount of net Income or Loss for the period allocated to noncontrolling partners in an operating partnership included in the entity's consolidated financial statements.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":-10789000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":-10789000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-06-30","val":-6566000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":-3371000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-84112000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":-77546000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-85105000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":-85105000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-06-30","val":-893000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":-1426000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":-1789000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":-896000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-3317000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":-3317000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"MinorityInterestInNetIncomeLossPreferredUnitHolders":{"label":"Net Income (Loss) Attributable to Noncontrolling Interest, Preferred Unit Holders (Deprecated 2013-01-31)","description":"Amount of net Income or Loss for the period allocated to noncontrolling preferred unit holders in an entity included in the reporting entity's consolidated financial statements.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-06-30","val":0,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":0,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-2000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":-1000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":5000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":5000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-03-31","val":89000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":16000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-06-30","val":16000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":-73000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":-73000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":-1000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":-1000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":-17000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":-17000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-12-31","val":-269000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":-269000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2013-01-01","end":"2013-03-31","val":-2000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-2000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":0,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-3000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":-1000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"MinorityInterestOwnershipPercentageByParent":{"label":"Noncontrolling Interest, Ownership Percentage by Parent","description":"The parent entity's interest in net assets of the subsidiary, expressed as a percentage.","units":{"pure":[{"end":"2014-12-31","val":0.955,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":0.959,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"MortgageLoanRelatedToPropertySales1":{"label":"Mortgage Loan Related to Property Sales","description":"Mortgage loan related to property sales in noncash investing and financing activities.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":-1500000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":-1500000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"MortgageLoansOnRealEstate":{"label":"SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate","description":"Amount of investment in mortgage loan on real estate by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate.","units":{"USD":[{"end":"2009-12-31","val":8126000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06","frame":"CY2009Q4I"},{"end":"2010-12-31","val":10336000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2010-12-31","val":10335000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2010Q4I"},{"end":"2011-12-31","val":1500000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":1500000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2011-12-31","val":1500000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2011Q4I"},{"end":"2012-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2012-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2012-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2012Q4I"},{"end":"2013-12-31","val":3502000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":3502000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2013-12-31","val":3502000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":3417000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":3417000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":3331000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"MortgageLoansOnRealEstateCarryingAmountOfMortgages":{"label":"Mortgage Loans on Real Estate, Carrying Amount of Mortgages (Deprecated 2018-01-31)","description":"The carrying amount of the outstanding balance due under the mortgage loan.","units":{"USD":[{"end":"2011-12-31","val":1500000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":1500000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2011-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011Q4I"},{"end":"2012-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":3502000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":3502000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":3417000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":3417000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":3331000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"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":"2012-12-31","val":0,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2013-09-30","val":3523000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2013-12-31","val":3502000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":3502000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"end":"2013-12-31","val":3502000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q4I"},{"end":"2014-03-31","val":3481000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":3459000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":3438000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3I"},{"end":"2014-12-31","val":3417000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"end":"2014-12-31","val":3417000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"end":"2014-12-31","val":3417000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2014Q4I"},{"end":"2015-03-31","val":3395000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1I"},{"end":"2015-06-30","val":3374000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2I"},{"end":"2015-09-30","val":3353000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3I"},{"end":"2015-12-31","val":3331000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05"},{"end":"2015-12-31","val":3331000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q4I"},{"end":"2016-03-31","val":3310000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1I"},{"end":"2016-06-30","val":3289000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2I"}]}},"MortgageLoansOnRealEstateForeclosures":{"label":"SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, Foreclosure","description":"Amount of decrease in 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, from foreclosure.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":47000000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":47000000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"MortgageLoansOnRealEstateNewMortgageLoans":{"label":"SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, New Mortgage Loan","description":"Amount of increase in mortgage loan on real estate by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate, from new investment.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":1500000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":3523000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":3523000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":3523000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":47000000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":47000000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"MortgageLoansOnRealEstateOtherDeductions":{"label":"SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, Other Deduction","description":"Amount of reduction in 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":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":-1500000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":1500000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":1500000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":21000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":21000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":21000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":85000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":85000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":86000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"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":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":-9235000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":-9235000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"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":-49365000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-19892000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-01-01","end":"2010-09-30","val":6066000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":-1011000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":-1011000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":-1011000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":154818000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":389959000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":389959000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-01-01","end":"2011-09-30","val":338159000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":338159000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-01-01","end":"2011-12-31","val":385582000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":385582000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":385582000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":385582000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-33350000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":-33350000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":205939000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":205939000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-09-30","val":223242000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":223242000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":533645000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":533645000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":533645000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":533645000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":165098000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":165098000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":147276000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":147276000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":213294000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":213294000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":58624000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":58624000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":58624000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":124605000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":83066000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":156804000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":156804000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":292243000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":292243000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":416748000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":416748000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":69292000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":69292000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-108720000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":-108720000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":-194636000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":-229809000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":-20130000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":-204910000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"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":-15190000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-10821000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-01-01","end":"2010-09-30","val":-50823000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":-68075000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":-68075000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":-68075000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-95181000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-386659000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":-386659000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-01-01","end":"2011-09-30","val":-349905000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":-349905000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-01-01","end":"2011-12-31","val":-365596000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":-365596000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":-365596000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":-365596000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-25910000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":-25910000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-280188000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":-280188000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-09-30","val":-296424000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":-296424000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":-588545000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":-588545000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":-588545000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":-588545000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-189665000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":-189665000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-238607000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":-238607000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":-326793000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":-326793000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":-146888000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":-146888000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":-146888000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-40303000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":1236000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-151290000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":-151290000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":-262548000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":-262548000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":-412189000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":-412189000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-128120000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":-128120000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":11217000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":11217000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":96147000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":105881000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":190218000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":162569000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"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":69934000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":30690000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-01-01","end":"2010-09-30","val":53159000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":68059000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":68059000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":68059000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-5147000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":10407000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":10407000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-01-01","end":"2011-09-30","val":25027000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":25027000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-01-01","end":"2011-12-31","val":35527000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":35527000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":35527000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":35527000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":15566000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":15566000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":32320000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":32320000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-09-30","val":51555000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":51555000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":61573000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":61573000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":61573000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":61573000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":17271000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":17271000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":39716000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":39716000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":74161000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":74161000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":65086000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":65086000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":65086000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":9256000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":9256000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":18601000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":18601000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":39484000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":39484000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":53004000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":53004000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":9262000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":9262000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":54652000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":54652000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":62413000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":82648000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":6450000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":39218000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"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":-11603000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":9402000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-04-01","end":"2010-06-30","val":6859000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":7570000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":-1832000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":-2618000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":-2618000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":-2618000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-4595000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2011-01-01","end":"2011-03-31","val":-4595000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-03-31","val":-4595000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-16824000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":-16824000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":-12229000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":-12229000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":-12230000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-04-01","end":"2011-06-30","val":-12230000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-69852000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":-69852000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":-53028000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":-53028000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":-53027000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-07-01","end":"2011-09-30","val":-53027000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-126903000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":-126903000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":-126903000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":-126903000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2011-10-01","end":"2011-12-31","val":-57052000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-10-01","end":"2011-12-31","val":-57051000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4"},{"start":"2012-01-01","end":"2012-03-31","val":4705000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":4705000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-03-31","val":4705000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2012-01-01","end":"2012-03-31","val":4705000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-03-31","val":4705000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":7478000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":7478000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":2773000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":2773000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-04-01","end":"2012-06-30","val":2773000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":2773000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-04-01","end":"2012-06-30","val":2773000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":9607000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":9607000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":2129000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":2129000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-07-01","end":"2012-09-30","val":2129000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":2129000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-07-01","end":"2012-09-30","val":2129000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-39395000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":-39395000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":-39395000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":-39395000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2012-10-01","end":"2012-12-31","val":-49002000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-10-01","end":"2012-12-31","val":-49002000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-10-01","end":"2012-12-31","val":-49002000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4"},{"start":"2013-01-01","end":"2013-03-31","val":-1168000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":-1168000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-03-31","val":-1168000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2013-01-01","end":"2013-03-31","val":-1168000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-8788000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":-8788000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-7620000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":-7619000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-04-01","end":"2013-06-30","val":-7620000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-7619000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-11094000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":-11094000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-2306000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":-2306000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-07-01","end":"2013-09-30","val":-2306000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-2306000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-19650000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":-19650000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":-19650000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2013-10-01","end":"2013-12-31","val":-8557000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-10-01","end":"2013-12-31","val":-8557000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4"},{"start":"2014-01-01","end":"2014-03-31","val":10845000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":10845000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-03-31","val":10845000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":1000000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":1000000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-9845000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":-9845000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-04-01","end":"2014-06-30","val":-9845000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":515000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":515000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":-485000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":-485000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-07-01","end":"2014-09-30","val":-485000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":42943000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":42943000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2014-10-01","end":"2014-12-31","val":42428000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-03-31","val":7275000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":7275000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":21407000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":21407000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":14132000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":14132000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":58658000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":37251000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":67335000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":61393000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":59234000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":-2159000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"NetIncomeLossAttributableToNoncontrollingInterest":{"label":"Net Income (Loss) Attributable to Noncontrolling Interest","description":"Amount of Net Income (Loss) attributable to noncontrolling interest.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-10562000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-5225000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-04-01","end":"2010-06-30","val":-2638000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":-7581000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":-2356000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":-10789000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":-10789000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":-10789000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-3195000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2011-01-01","end":"2011-03-31","val":3196000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-03-31","val":3196000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-6566000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":-3371000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":3371000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-04-01","end":"2011-06-30","val":3371000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-84112000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":-77546000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":77547000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-07-01","end":"2011-09-30","val":77547000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-85100000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":-85105000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":-85105000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":-85105000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2011-10-01","end":"2011-12-31","val":986000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-10-01","end":"2011-12-31","val":986000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4"},{"start":"2012-01-01","end":"2012-03-31","val":533000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":-622000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-03-31","val":533000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2012-01-01","end":"2012-03-31","val":-622000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-03-31","val":-622000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-893000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":1499000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-04-01","end":"2012-06-30","val":-1426000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":1499000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-04-01","end":"2012-06-30","val":1499000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":-1789000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":913000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-07-01","end":"2012-09-30","val":-896000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":913000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-07-01","end":"2012-09-30","val":913000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-3317000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":-3317000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":-3317000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":-3317000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2012-10-01","end":"2012-12-31","val":1796000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-10-01","end":"2012-12-31","val":1796000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-10-01","end":"2012-12-31","val":1796000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4"},{"start":"2013-01-01","end":"2013-03-31","val":-1255000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":-1257000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-03-31","val":-1255000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2013-01-01","end":"2013-03-31","val":-1257000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-2304000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":-2304000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-1049000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":-1050000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-04-01","end":"2013-06-30","val":-1049000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-1050000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-3310000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":-3310000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-1006000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":-1007000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-07-01","end":"2013-09-30","val":-1006000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-1007000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":7904000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":7904000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013"},{"start":"2013-10-01","end":"2013-12-31","val":10927000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-10-01","end":"2013-12-31","val":10927000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4"},{"start":"2014-01-01","end":"2014-03-31","val":-443000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":121000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-03-31","val":121000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-490000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":-47000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":-618000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-04-01","end":"2014-06-30","val":-618000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-501000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":-12000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":-63000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-07-01","end":"2014-09-30","val":-63000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":-824000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014"},{"start":"2014-10-01","end":"2014-12-31","val":1825000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-10-01","end":"2014-12-31","val":1825000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-03-31","val":339000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q1"},{"start":"2015-04-01","end":"2015-06-30","val":20393000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q2"},{"start":"2015-07-01","end":"2015-09-30","val":5573000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q3"},{"start":"2015-10-01","end":"2015-12-31","val":1083000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4"}]}},"NetIncomeLossAvailableToCommonStockholdersBasic":{"label":"Net Income (Loss) Available to Common Stockholders, Basic","description":"Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) available to common shareholders.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-16403000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":7002000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-04-01","end":"2010-06-30","val":5659000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":3433000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":-3569000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":-8943000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":-8943000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":-8943000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-6782000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2011-01-01","end":"2011-03-31","val":-6782000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-03-31","val":-6782000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-21455000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":-21455000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":-14673000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":-14673000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":-14673000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-04-01","end":"2011-06-30","val":-14673000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-77193000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":-77193000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":-55738000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":-55738000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":-55738000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-07-01","end":"2011-09-30","val":-55738000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-136955000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":-136955000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":-136955000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":-136955000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2011-10-01","end":"2011-12-31","val":-59763000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-10-01","end":"2011-12-31","val":-59762000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4"},{"start":"2012-01-01","end":"2012-03-31","val":1994000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":1994000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-03-31","val":1994000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2012-01-01","end":"2012-03-31","val":1994000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-03-31","val":1994000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":1046000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":1046000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":-948000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":-948000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-04-01","end":"2012-06-30","val":-948000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":-948000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-04-01","end":"2012-06-30","val":-948000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":464000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":464000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":-582000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":-582000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-07-01","end":"2012-09-30","val":-582000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":-582000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-07-01","end":"2012-09-30","val":-582000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-51249000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":-51249000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":-51249000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":-51249000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2012-10-01","end":"2012-12-31","val":-51713000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-10-01","end":"2012-12-31","val":-51713000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-10-01","end":"2012-12-31","val":-51713000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4"},{"start":"2013-01-01","end":"2013-03-31","val":-3879000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":-3879000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-03-31","val":-3879000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2013-01-01","end":"2013-03-31","val":-3879000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-18825000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":-18825000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-14946000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":-14945000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-04-01","end":"2013-06-30","val":-14946000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-14945000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-21131000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":-21131000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-2306000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":-2306000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-07-01","end":"2013-09-30","val":-2306000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-2306000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-29687000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":-29687000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":-29687000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2013-10-01","end":"2013-12-31","val":-8557000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-10-01","end":"2013-12-31","val":-8557000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4"},{"start":"2014-01-01","end":"2014-03-31","val":10845000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":10845000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-03-31","val":10845000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2014-01-01","end":"2014-03-31","val":10845000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":1000000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":1000000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-9845000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":-9845000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-04-01","end":"2014-06-30","val":-9845000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-9845000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":515000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":515000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":-485000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":-485000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-07-01","end":"2014-09-30","val":-485000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":-485000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":42943000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":42943000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2014-10-01","end":"2014-12-31","val":42428000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-10-01","end":"2014-12-31","val":42428000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-03-31","val":7275000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":7275000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"start":"2015-01-01","end":"2015-03-31","val":7275000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":21407000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":21407000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":14132000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":14132000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"start":"2015-04-01","end":"2015-06-30","val":14132000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":58658000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":37251000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":37251000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":67335000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2015-10-01","end":"2015-12-31","val":8677000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4"},{"start":"2016-01-01","end":"2016-03-31","val":61393000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":59234000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":-2159000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"NetIncomeLossAvailableToCommonStockholdersDiluted":{"label":"Net Income (Loss) Available to Common Stockholders, Diluted","description":"Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities, and addition from assumption of issuance of common shares for dilutive potential common shares; of income (loss) available to common shareholders.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":-51249000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-06-30","val":-18825000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-14946000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-12-31","val":-29687000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":-29687000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":11409000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":1000000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":993000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-9845000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":-10416000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":457000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":-485000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":45032000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":45032000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":7623000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":7623000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":22362000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":22362000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":14739000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":14739000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":61230000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":38868000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":70282000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":64048000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":61800000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":-2248000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"NetRentableArea":{"label":"Net Rentable Area","description":"Net rentable area for properties owned.","units":{"sqft":[{"end":"2014-12-31","val":17200000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4I"}]}},"NoncashOrPartNoncashAcquisitionDebtAssumed1":{"label":"Noncash or Part Noncash Acquisition, Debt Assumed","description":"\"The amount of debt that an Entity assumes in acquiring a business or in consideration for an asset received in a noncash (or part noncash) acquisition. Noncash is defined as transactions during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. \"\"Part noncash\"\" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.\"","units":{"USD":[{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-06-30","val":55967000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":55967000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":55967000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":55967000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"}]}},"NoncashOrPartNoncashDivestitureAmountOfConsiderationReceived1":{"label":"Noncash or Part Noncash Divestiture, Amount of Consideration Received","description":"Amount of noncash consideration received for selling an asset or business through a noncash (or part noncash) transaction.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":18000000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013"}]}},"NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest":{"label":"Noncontrolling Interest, Increase from Sale of Parent Equity Interest","description":"Amount of increase in noncontrolling interest from sale of a portion of the parent's controlling interest.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":17447000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":34230000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":34230000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-06-30","val":459000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":2348000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-12-31","val":4175000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":4175000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":2125000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":2125000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":2125000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":2125000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance":{"label":"Noncontrolling Interest, Increase from Subsidiary Equity Issuance","description":"Amount of increase in noncontrolling interest from subsidiary issuance of equity interests to noncontrolling interest holders.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":18216000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":18216000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":96409000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":96409000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":96409000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":1546000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":1546000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":1546000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":1546000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":1546000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":1546000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":1546000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":1546000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"NoncontrollingInterestInNetIncomeLossJointVenturePartnersRedeemable":{"label":"Noncontrolling Interest in Net Income (Loss) Joint Venture Partners, Redeemable","description":"Amount after tax of income (loss) attributable to redeemable noncontrolling shareholder, unit holder, partner, or other equity holder of a joint venture.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":7904000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":-824000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":24441000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"NoncontrollingInterestInNetIncomeLossOperatingPartnershipsRedeemable":{"label":"Noncontrolling Interest in Net Income (Loss) Operating Partnerships, Redeemable","description":"Amount after tax of income (loss) attributable to redeemable noncontrolling partner in an operating partnership.","units":{"USD":[{"start":"2014-01-01","end":"2014-03-31","val":-443000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-490000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-47000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-501000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":-12000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2014Q3"},{"start":"2015-01-01","end":"2015-03-31","val":-9000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":-9000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":19777000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":19777000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":19786000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":19786000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":23733000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":3956000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3"},{"start":"2016-01-01","end":"2016-03-31","val":493000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":1669000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":1176000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"NoncontrollingInterestInNetIncomeLossPreferredUnitHoldersNonredeemable":{"label":"Noncontrolling Interest in Net Income (Loss) Preferred Unit Holders, Nonredeemable","description":"Amount after tax of income (loss) attributable to nonredeemable noncontrolling preferred unit holders.","units":{"USD":[{"start":"2013-01-01","end":"2013-03-31","val":-2000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-2000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":0,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-3000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-1000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q3"},{"start":"2014-01-01","end":"2014-03-31","val":564000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":564000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-7000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":-7000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-571000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":-571000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-58000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":-58000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":-51000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":-51000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2014Q3"},{"start":"2015-01-01","end":"2015-03-31","val":348000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":348000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":955000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":955000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":607000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":607000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":2572000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":1617000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3"},{"start":"2016-01-01","end":"2016-03-31","val":2655000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":2566000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":-89000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"NoncontrollingInterestInNetIncomeLossPreferredUnitHoldersRedeemable":{"label":"Noncontrolling Interest in Net Income (Loss) Preferred Unit Holders, Redeemable","description":"Amount after tax of income (loss) attributable to redeemable noncontrolling preferred unit holders.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":5000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":-269000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":-269000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":-291000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":-291000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":-291000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":2089000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":2089000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":2947000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"NotesAssumed1":{"label":"Notes Assumed","description":"The fair value of notes assumed in noncash investing or financing activities.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-06-30","val":87225000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-01-01","end":"2011-09-30","val":87225000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-01-01","end":"2011-12-31","val":87225000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":87225000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-12-31","val":58694000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":58694000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"NotesIssued1":{"label":"Notes Issued","description":"The fair value of notes issued in noncash investing and financing activities.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":-68430000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":68430000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":68430000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"NotesPayableToBank":{"label":"Notes Payable to Bank","description":"Including the current and noncurrent portions, the carrying value as of the balance sheet date of notes payable to banks, excluding mortgage notes, initially due beyond one year or beyond the operating cycle if longer.","units":{"USD":[{"end":"2010-12-31","val":110839000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2010-12-31","val":110839000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2010-12-31","val":110839000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010Q4I"},{"end":"2011-06-30","val":166217000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2011Q2I"},{"end":"2011-09-30","val":113852000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":132322000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2011-12-31","val":132322000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":132322000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2011-12-31","val":132322000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2011-12-31","val":132322000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":132322000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-03-31","val":48000000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":111267000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":125000000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":262000000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":262000000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"end":"2012-12-31","val":262000000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"end":"2012-12-31","val":262000000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"end":"2012-12-31","val":262000000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":262000000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-03-31","val":125000000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"},{"end":"2013-06-30","val":313000000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":391000000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2013-12-31","val":303000000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":303000000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":303000000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"end":"2013-12-31","val":303000000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"end":"2013-12-31","val":303000000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-03-31","val":245000000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":377000000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":350000000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3I"},{"end":"2014-12-31","val":481500000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":481500000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"end":"2014-12-31","val":481500000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"end":"2014-12-31","val":481500000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"end":"2014-12-31","val":481500000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-03-31","val":593000000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1I"},{"end":"2015-06-30","val":600000000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2I"},{"end":"2015-09-30","val":550000000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3I"},{"end":"2015-12-31","val":550000000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"end":"2015-12-31","val":542880000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05"},{"end":"2015-12-31","val":542880000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q4I"},{"end":"2016-03-31","val":543196000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1I"},{"end":"2016-06-30","val":543742000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2I"}]}},"NotesReceivableNet":{"label":"Financing Receivable, after Allowance for Credit Loss","description":"Amount, after allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement.","units":{"USD":[{"end":"2010-12-31","val":10336000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010Q4I"},{"end":"2010-12-31","val":10336000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2010-12-31","val":10336000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2011-06-30","val":10735000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2011Q2I"},{"end":"2011-09-30","val":1500000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":1500000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q4I"},{"end":"2011-12-31","val":1500000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2011-12-31","val":1500000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":1500000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2012-03-31","val":1500000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":0,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":0,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":0,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2013-09-30","val":78800000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"NotesReduction":{"label":"Notes Reduction","description":"The value of notes retired (or transferred to another entity) in noncash investing or financing transactions.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":8666000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":8666000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-06-30","val":0,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-01-01","end":"2011-09-30","val":0,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-01-01","end":"2011-12-31","val":215285000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":215285000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-03-31","val":163497000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":224498000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-06-30","val":224498000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":254095000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":254095000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-12-31","val":254095000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":254095000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"NumberOfRealEstateProperties":{"label":"Number of Real Estate Properties","description":"The number of real estate properties owned as of the balance sheet date.","units":{"Property":[{"end":"2011-12-31","val":2,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011Q4I"},{"end":"2012-12-31","val":43,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2013-09-30","val":42,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2013-12-31","val":43,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"},{"end":"2014-12-31","val":51,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4I"}],"pure":[{"end":"2012-12-31","val":43,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06","frame":"CY2012Q4I"}]}},"NumberOfStatesInWhichEntityOperates":{"label":"Number of States in which Entity Operates","description":"The number of states the entity operates in as of the balance sheet date.","units":{"pure":[{"end":"2012-12-31","val":9,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06","frame":"CY2012Q4I"}],"State":[{"end":"2012-12-31","val":9,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":8,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"},{"end":"2014-03-31","val":8,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":8,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":8,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3I"},{"end":"2014-12-31","val":8,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4I"},{"end":"2015-03-31","val":7,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1I"},{"end":"2015-06-30","val":7,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2I"}],"state":[{"end":"2015-09-30","val":6,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3I"},{"end":"2015-12-31","val":6,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"},{"end":"2016-03-31","val":6,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1I"},{"end":"2016-06-30","val":6,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2I"}]}},"OperatingCostsAndExpenses":{"label":"Operating Costs and 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. Excludes Selling, General and Administrative Expense.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":42917000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":52536000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-04-01","end":"2010-06-30","val":25604000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":65478000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":21612000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":41268000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":40408000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":35661000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":10943000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":57415000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":25193000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":30328000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":14196000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":79156000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":43285000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":30639000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":18471000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":61637000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":60733000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":56041000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":55247000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":18334000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":17955000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":37976000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":36607000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":19657000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":18940000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":58803000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":55225000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":21257000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":19992000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":80748000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":76360000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":76835000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":76835000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":25617000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":24688000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":53573000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":52112000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":28259000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":27424000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":79871000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":80241000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":27855000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":28130000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":108881000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":108867000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":108867000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":39173000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":37153000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":77641000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":77641000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":40487000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":40487000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":119604000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":119604000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":41964000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":41964000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":168071000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":168071000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":44994000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":44994000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":88574000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":88574000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":43580000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":43580000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":132171000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":43597000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":173241000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":42933000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":84205000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":41272000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"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":"2009-01-01","end":"2009-12-31","val":96321000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":97848000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-04-01","end":"2010-06-30","val":47471000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":119342000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":39053000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":89149000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":87824000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":79622000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-26935000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2011-01-01","end":"2011-03-31","val":26679000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-03-31","val":24651000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":133007000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":74438000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":77802000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":47452000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":47155000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-04-01","end":"2011-06-30","val":45146000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":278682000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":115381000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":167447000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":41548000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":41548000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-07-01","end":"2011-09-30","val":39488000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":170655000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":169271000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":161186000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":156382000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2011-10-01","end":"2011-12-31","val":53890000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-10-01","end":"2011-12-31","val":51901000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4"},{"start":"2012-01-01","end":"2012-03-31","val":-45499000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":45130000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-03-31","val":44820000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2012-01-01","end":"2012-03-31","val":43248000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-03-31","val":42175000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":93335000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":90998000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":47855000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":47523000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-04-01","end":"2012-06-30","val":46696000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":45500000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-04-01","end":"2012-06-30","val":44813000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":143788000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":137698000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":51136000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":51136000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-07-01","end":"2012-09-30","val":49064000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":49084000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-07-01","end":"2012-09-30","val":48397000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":250116000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":238886000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":235792000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":235792000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2012-10-01","end":"2012-12-31","val":106327000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-10-01","end":"2012-12-31","val":101054000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-10-01","end":"2012-12-31","val":100407000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4"},{"start":"2013-01-01","end":"2013-03-31","val":64872000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":62372000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-03-31","val":62373000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2013-01-01","end":"2013-03-31","val":62372000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":133869000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":129420000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":69522000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":67047000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-04-01","end":"2013-06-30","val":67047000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":67047000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":210794000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":202885000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":79642000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":73445000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-07-01","end":"2013-09-30","val":73466000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":73445000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":285090000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":285091000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":285091000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2013-10-01","end":"2013-12-31","val":82226000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-10-01","end":"2013-12-31","val":82226000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4"},{"start":"2014-01-01","end":"2014-03-31","val":94161000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":94160000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-03-31","val":94161000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2014-01-01","end":"2014-03-31","val":94160000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":197549000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":197549000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":103389000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":103390000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-04-01","end":"2014-06-30","val":103389000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":103390000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":303824000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":303824000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":106275000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":106275000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-07-01","end":"2014-09-30","val":106275000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":106275000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":437078000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":437078000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2014-10-01","end":"2014-12-31","val":133253000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-10-01","end":"2014-12-31","val":133253000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-03-31","val":107407000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":107407000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"start":"2015-01-01","end":"2015-03-31","val":107407000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":222846000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":222846000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":115439000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":115439000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"start":"2015-04-01","end":"2015-06-30","val":115439000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":324563000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":101717000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":101717000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":423351000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2015-10-01","end":"2015-12-31","val":98788000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4"},{"start":"2016-01-01","end":"2016-03-31","val":92546000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":185902000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":93356000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"OperatingIncomeLoss":{"label":"Operating Income (Loss)","description":"The net result for the period of deducting operating expenses from operating revenues.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":2269000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":18676000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-04-01","end":"2010-06-30","val":7261000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":19381000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":6627000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":7693000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":7376000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":4130000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":1163000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2011-01-01","end":"2011-03-31","val":1048000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-03-31","val":278000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-659000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":-7247000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":-5885000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":-8406000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":-8517000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-04-01","end":"2011-06-30","val":-9135000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-98448000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":-652000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":-97733000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":6817000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":6817000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-07-01","end":"2011-09-30","val":6014000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-4759000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":-5085000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":-8008000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":-9085000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2011-10-01","end":"2011-12-31","val":-4433000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-10-01","end":"2011-12-31","val":-5165000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4"},{"start":"2012-01-01","end":"2012-03-31","val":5788000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":5667000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-03-31","val":5769000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2012-01-01","end":"2012-03-31","val":4978000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-03-31","val":4492000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":13029000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":12542000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":7222000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":7082000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-04-01","end":"2012-06-30","val":6932000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":6450000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-04-01","end":"2012-06-30","val":5692000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":21203000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":19527000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":8453000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":8453000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-07-01","end":"2012-09-30","val":7985000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":7965000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-07-01","end":"2012-09-30","val":7570000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-23599000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":-22703000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":-25296000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":-25296000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2012-10-01","end":"2012-12-31","val":-44801000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-10-01","end":"2012-12-31","val":-42096000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-10-01","end":"2012-12-31","val":-43050000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4"},{"start":"2013-01-01","end":"2013-03-31","val":7240000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":5793000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-03-31","val":5792000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2013-01-01","end":"2013-03-31","val":5793000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":13744000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":11368000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":6556000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":5576000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-04-01","end":"2013-06-30","val":5576000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":5576000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":7444000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":11228000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-5066000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":-120000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-07-01","end":"2013-09-30","val":-141000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-120000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":6488000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":6488000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":6488000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2013-10-01","end":"2013-12-31","val":-4761000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-10-01","end":"2013-12-31","val":-4761000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4"},{"start":"2014-01-01","end":"2014-03-31","val":9952000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":9953000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-03-31","val":9952000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2014-01-01","end":"2014-03-31","val":9953000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":17023000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":17023000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":7070000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":7070000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-04-01","end":"2014-06-30","val":7070000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":7070000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":26496000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":26496000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":9472000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":9472000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-07-01","end":"2014-09-30","val":9472000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":9472000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":19623000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":19623000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2014-10-01","end":"2014-12-31","val":-6872000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-10-01","end":"2014-12-31","val":-6872000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-03-31","val":12277000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":12277000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"start":"2015-01-01","end":"2015-03-31","val":12277000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":23743000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":23743000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":11466000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":11466000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"start":"2015-04-01","end":"2015-06-30","val":11466000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":36869000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":13126000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":13126000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":50632000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2015-10-01","end":"2015-12-31","val":13763000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4"},{"start":"2016-01-01","end":"2016-03-31","val":18518000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":32671000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":14153000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"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":569000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":569000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":285000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"},{"end":"2014-12-31","val":257000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":366000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"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":315000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":315000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":156000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"},{"end":"2014-12-31","val":158000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":163000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"OperatingLeasesFutureMinimumPaymentsDueInFiveYears":{"label":"Operating Leases, Future Minimum Payments, Due in Five Years","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 fifth 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":13000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":13000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":10000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"},{"end":"2014-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"OperatingLeasesFutureMinimumPaymentsDueInFourYears":{"label":"Operating Leases, Future Minimum Payments, Due in Four Years","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 fourth 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":25000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":25000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":21000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"},{"end":"2014-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":9000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"OperatingLeasesFutureMinimumPaymentsDueInThreeYears":{"label":"Operating Leases, Future Minimum Payments, Due in Three Years","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 third 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":59000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":59000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":32000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"},{"end":"2014-12-31","val":22000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":72000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"OperatingLeasesFutureMinimumPaymentsDueInTwoYears":{"label":"Operating Leases, Future Minimum Payments, Due in Two Years","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 second 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":155000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":155000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":66000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"},{"end":"2014-12-31","val":77000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":122000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"OperatingLeasesFutureMinimumPaymentsDueThereafter":{"label":"Operating Leases, Future Minimum Payments, Due Thereafter","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 after the fifth 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":2000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2012-12-31","val":2000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"OperatingLeasesFutureMinimumPaymentsReceivable":{"label":"Operating Leases, Future Minimum Payments Receivable","description":"Future minimum rental payments in aggregate as of the balance sheet date under operating leases.","units":{"USD":[{"end":"2012-12-31","val":1251306000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":1251306000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":1790191000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"},{"end":"2014-12-31","val":2144905000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":2736276000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"OperatingLeasesFutureMinimumPaymentsReceivableCurrent":{"label":"Operating Leases, Future Minimum Payments Receivable, Current","description":"Future rental payments receivable within one year of the balance sheet date under an operating lease.","units":{"USD":[{"end":"2012-12-31","val":220198000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":220198000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":267265000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"},{"end":"2014-12-31","val":294962000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":358388000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"OperatingLeasesFutureMinimumPaymentsReceivableInFiveYears":{"label":"Operating Leases, Future Minimum Payments Receivable, in Five Years","description":"Future rental payments receivable within the fifth year from the balance sheet date under an operating lease.","units":{"USD":[{"end":"2012-12-31","val":124827000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":124827000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":162430000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"},{"end":"2014-12-31","val":201456000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":267131000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"OperatingLeasesFutureMinimumPaymentsReceivableInFourYears":{"label":"Operating Leases, Future Minimum Payments Receivable, in Four Years","description":"Future rental payments receivable within the fourth year from the balance sheet date under an operating lease.","units":{"USD":[{"end":"2012-12-31","val":159381000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":159381000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":193744000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"},{"end":"2014-12-31","val":230263000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":297855000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"OperatingLeasesFutureMinimumPaymentsReceivableInThreeYears":{"label":"Operating Leases, Future Minimum Payments Receivable, in Three Years","description":"Future rental payments receivable within the third year from the balance sheet date under an operating lease.","units":{"USD":[{"end":"2012-12-31","val":187702000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":187702000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":230538000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"},{"end":"2014-12-31","val":258665000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":332595000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"OperatingLeasesFutureMinimumPaymentsReceivableInTwoYears":{"label":"Operating Leases, Future Minimum Payments Receivable, in Two Years","description":"Future rental payments receivable within the second year from the balance sheet date under an operating lease.","units":{"USD":[{"end":"2012-12-31","val":205401000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":205401000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":253249000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"},{"end":"2014-12-31","val":293192000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":361162000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"OperatingLeasesFutureMinimumPaymentsReceivableThereafter":{"label":"Operating Leases, Future Minimum Payments Receivable, Thereafter","description":"Future minimum lease payments receivable under operating leases for periods greater than five years following the balance sheet date.","units":{"USD":[{"end":"2012-12-31","val":353797000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":353797000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":682965000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"},{"end":"2014-12-31","val":866367000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":1119145000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"OperatingLossCarryforwards":{"label":"Operating Loss Carryforwards","description":"Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.","units":{"USD":[{"end":"2012-12-31","val":160700000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2012-12-31","val":160700000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2013-12-31","val":166400000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"}]}},"OtherAssets":{"label":"Other Assets","description":"Amount of assets classified as other.","units":{"USD":[{"end":"2011-12-31","val":416000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":416000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-12-31","val":543000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":543000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":543000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":1048000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":1298000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":1228000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":1228000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":1033000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"OtherAssetsHeldForSale":{"label":"Other Assets Held-for-sale (Deprecated 2014-01-31)","description":"The lower of the carrying value or fair value less cost to sell of assets held-for-sale, other than loans receivable.","units":{"USD":[{"end":"2010-12-31","val":0,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010Q4I"},{"end":"2010-12-31","val":0,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2011-09-30","val":31983000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":382789000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2011-12-31","val":382789000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":382789000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2011-12-31","val":382789000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2011-12-31","val":382789000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":382789000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2012-03-31","val":98844000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":37202000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":7031000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2012-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPeriodIncreaseDecrease":{"label":"Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax (Deprecated 2012-01-31)","description":"Net of tax effect change in accumulated gains and losses from derivative instruments designated and qualifying as the effective portion of cash flow hedges after taxes. A cash flow hedge is a hedge of the exposure to variability in the cash flows of a recognized asset or liability or a forecasted transaction that is attributable to a particular risk. The change includes an entity's share of an equity investee's increase or decrease in deferred hedging gains or losses. 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":2836000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":1889000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":-2435000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-09-30","val":-10099000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":-8131000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":274000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1"}]}},"OtherComprehensiveIncomeLossNetOfTax":{"label":"Other Comprehensive Income (Loss), Net of Tax","description":"Amount after tax and reclassification adjustments of other comprehensive income (loss).","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":-3364000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-09-30","val":7562000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-1778000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":9779000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":9779000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-121000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-4151000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-4030000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-747000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":-747000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":3404000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":3404000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":-3758000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":-3758000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-3223000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":-3223000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":412000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":412000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":3635000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":3635000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":-2539000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":-2951000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":1499000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":-4287000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":-5264000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":-977000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax":{"label":"Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax","description":"Amount after tax of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":1889000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":1889000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":1089000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-184000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":-1273000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-2701000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":-2517000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-8131000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":-8131000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":-8131000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":82000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":274000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-966000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":-966000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":-1048000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":-1048000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":-1371000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":-4213000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":-405000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":-993000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-3364000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":-3364000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":-3364000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":-3364000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":1246000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":1246000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-9339000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":9339000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-8093000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":8093000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":7562000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":-1778000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":9779000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":9779000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":9779000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-121000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-4151000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":-4030000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-12-31","val":-3758000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":-3758000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":1499000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"OtherLiabilities":{"label":"Other Liabilities","description":"Amount of liabilities classified as other.","units":{"USD":[{"end":"2012-12-31","val":82716000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":188921000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":188921000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":202413000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":202413000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":193685000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"OtherReceivables":{"label":"Other Receivables","description":"Amount due from parties in nontrade transactions, classified as other.","units":{"USD":[{"end":"2011-12-31","val":14905000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":14905000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-12-31","val":2755000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":2755000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":2755000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":12253000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":12253000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":20395000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":20395000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":9952000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"PaymentsForCapitalImprovements":{"label":"Payments for Capital Improvements","description":"The cash outflow for acquisition of or capital improvements to properties held for investment (operating, managed, leased) or for use.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":28420000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":15579000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-01-01","end":"2010-09-30","val":23407000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":36335000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":36335000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":36335000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":5915000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":19161000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-09-30","val":29120000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":41811000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":41811000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":41811000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":41811000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":7911000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-12-31","val":25621000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":25621000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":25621000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":25621000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-06-30","val":15819000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":23519000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":35373000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":35373000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":35373000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":11798000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":25055000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":25055000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":40201000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":40201000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":52569000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":52569000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":10983000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":10983000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":20833000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":20833000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":51370000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":89001000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":21275000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":48786000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"PaymentsForRepurchaseOfCommonStock":{"label":"Payments for Repurchase of Common Stock","description":"The cash outflow to reacquire common stock during the period.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":58000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":677000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-01-01","end":"2010-09-30","val":799000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":821000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":821000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":821000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":299000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":299000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":299000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-01-01","end":"2011-09-30","val":336000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":336000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-01-01","end":"2011-12-31","val":397000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":397000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":397000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":397000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":113000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":113000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":113000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":113000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-09-30","val":172000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":172000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":172000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":172000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":172000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":172000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":35000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":35000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":35000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":35000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":44000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":44000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":49000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":49000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":49000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"PaymentsForRepurchaseOfPreferredStockAndPreferenceStock":{"label":"Payments for Repurchase of Preferred Stock and Preference Stock","description":"The cash outflow to reacquire preferred stock during the period.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-06-30","val":135532000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":135532000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":135532000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":135532000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":135532000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":135532000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":135532000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"PaymentsForRestructuring":{"label":"Payments for Restructuring","description":"Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":1539000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":23220000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014"}]}},"PaymentsOfCapitalDistribution":{"label":"Payments of Capital Distribution","description":"Cash outflow to owners or shareholders, excluding ordinary dividends. Includes special dividends.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":145000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":145000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":16469000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":16469000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":16469000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":26303000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":26303000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":26303000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":26303000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":8898000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":8898000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":976000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":976000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":1951000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":1951000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":2925000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":2925000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":977000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":977000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":1892000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":1892000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":2808000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2016-01-01","end":"2016-03-31","val":909000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":1824000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"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":25794000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":3224000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-01-01","end":"2010-09-30","val":4836000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":6448000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":6448000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":6448000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":1655000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":3270000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":3270000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-01-01","end":"2011-09-30","val":4884000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":4884000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-01-01","end":"2011-12-31","val":6552000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":6552000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":6552000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":6552000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":1657000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":1657000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":3711000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":3711000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-09-30","val":8335000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":8335000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":14591000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":14591000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":14591000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":14591000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":8380000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":8380000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":18660000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":18660000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":28956000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":28956000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":41818000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":41818000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":41818000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":18601000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":18601000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":37189000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":37189000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":55855000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":55855000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":76734000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":76734000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":20928000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":20928000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":41845000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":41845000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":62818000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":83833000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":21080000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":42030000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"PaymentsOfDividendsMinorityInterest":{"label":"Payments of Ordinary Dividends, Noncontrolling Interest","description":"Amount of cash outflow in the form of ordinary dividends provided by the non-wholly owned subsidiary to noncontrolling interests.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":0,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":0,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-01-01","end":"2010-09-30","val":0,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":5631000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":28912000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":28912000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-01-01","end":"2011-09-30","val":43520000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":43520000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-01-01","end":"2011-12-31","val":43546000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":43546000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":43546000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":43546000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":566000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":566000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":615000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":615000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-09-30","val":675000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":675000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":729000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":729000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":729000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":56863000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":56863000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":70703000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":70703000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":71186000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":71186000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":113178000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":129000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":129000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":3848000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":3848000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":5894000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":5894000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":47440000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":47440000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":55866000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":3723000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":25000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":52000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"PaymentsOfDividendsPreferredStockAndPreferenceStock":{"label":"Payments of Ordinary Dividends, Preferred Stock and Preference Stock","description":"Amount of cash outflow in the form of ordinary dividends to preferred shareholders of the parent entity.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":4800000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":2400000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-01-01","end":"2010-09-30","val":3600000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":5787000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":5787000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":5787000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":2187000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":4375000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":4375000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-01-01","end":"2011-09-30","val":6818000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":6818000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-01-01","end":"2011-12-31","val":9529000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":9529000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":9529000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":9529000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":2711000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":2711000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":8132000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":8132000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-09-30","val":10843000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":10843000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":13553000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":13553000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":13553000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":13553000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":2711000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":2711000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":3433000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":3433000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":3433000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":3433000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":3433000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":3433000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":3433000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"PaymentsOfFinancingCosts":{"label":"Payments of Financing Costs","description":"The cash outflow for loan and debt issuance costs.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":406000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":737000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-01-01","end":"2010-09-30","val":1000000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":1004000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":1004000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":1004000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":3294000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":4654000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":4654000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-01-01","end":"2011-09-30","val":4828000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":4828000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-01-01","end":"2011-12-31","val":4858000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":4858000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":4858000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":4858000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":2169000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":2169000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":2215000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":2215000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-09-30","val":3126000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":3126000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":3552000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":3552000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":3552000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":3552000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":975000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":975000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":2495000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":2495000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":2747000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":2747000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":2749000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":2749000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":2749000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":202000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":202000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":4046000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":4046000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":4106000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":4106000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":3893000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":3893000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":1050000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":1050000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":2739000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":2739000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":2811000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":2960000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":227000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":260000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"PaymentsOfStockIssuanceCosts":{"label":"Payments of Stock Issuance Costs","description":"The cash outflow for cost incurred directly with the issuance of an equity security.","units":{"USD":[{"end":"2012-06-05","val":13900000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012Q2I"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-03-31","val":209000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":209000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":209000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"}]}},"PaymentsToAcquireAdditionalInterestInSubsidiaries":{"label":"Payments to Acquire Additional Interest in Subsidiaries","description":"The cash outflow associated with the purchase of noncontrolling interest during the period.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":41539000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":43502000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":43502000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":43502000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":43502000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":43502000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":43502000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"PaymentsToAcquireBusinessesNetOfCashAcquired":{"label":"Payments to Acquire Businesses, Net of Cash Acquired","description":"The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":54031000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":54031000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":54031000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"PaymentsToAcquireEquityMethodInvestments":{"label":"Payments to Acquire Equity Method Investments","description":"The cash outflow associated with the purchase of or advances to an equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":86685000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":86685000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":86685000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":86685000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":86685000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":4000000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":4000000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":3536000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":3536000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":3417000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":3417000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":3505000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":3505000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":598000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":598000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":2649000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":2649000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":3247000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":4705000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":-489000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":-540000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"PaymentsToAcquireLoansReceivable":{"label":"Payments to Acquire Loans Receivable","description":"The cash outflow for the purchase of loan receivable arising from the financing of goods and services.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-09-30","val":3523000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":3523000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":3523000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"PaymentsToAcquireManagementContractRights":{"label":"Payments to Acquire Management Contract Rights","description":"The cash outflow from amounts paid for the rights to manage the property.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":0,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":0,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-01-01","end":"2010-09-30","val":0,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-06-30","val":32400000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":32400000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-09-30","val":32400000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-01-01","end":"2011-09-30","val":32400000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":32400000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":32400000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":32400000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":32400000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013"}]}},"PaymentsToAcquireNotesReceivable":{"label":"Payments to Acquire Notes Receivable","description":"The cash outflow to acquire an agreement for an unconditional promise by the maker to pay the entity (holder) a definite sum of money at a future date. Such amount may include accrued interest receivable in accordance with the terms of the note. The note also may contain provisions including a discount or premium, payable on demand, secured, or unsecured, interest bearing or noninterest bearing, among myriad other features and characteristics.","units":{"USD":[{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":78800000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":78800000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"}]}},"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":0,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":0,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-01-01","end":"2010-09-30","val":0,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-06-30","val":3500000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-01-01","end":"2011-06-30","val":3500000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-09-30","val":3500000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-01-01","end":"2011-09-30","val":3500000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":3500000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":3500000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":3500000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":3500000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013"}]}},"PaymentsToAcquireRealEstate":{"label":"Payments to Acquire Real Estate","description":"The cash outflow from the acquisition of a piece of land, anything permanently fixed to it, including buildings, structures on it and so forth; includes real estate intended to generate income for the owner; excludes real estate acquired for use by the owner.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-1033000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":0,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-01-01","end":"2010-09-30","val":32174000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":36498000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":36498000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":36498000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":89401000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":488279000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":488279000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-01-01","end":"2011-09-30","val":488279000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":488279000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-01-01","end":"2011-12-31","val":491279000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":491279000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":491279000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":491279000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":128873000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":128873000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":378693000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":378693000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-09-30","val":396893000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":396893000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":692911000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":692911000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":692911000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":692911000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":184174000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":184174000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":225754000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":225754000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":187442000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":187442000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":187442000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":187442000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":187442000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":34067000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":34067000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":175611000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":175611000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":282352000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":282352000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":750004000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":750004000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":142386000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":142386000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":145386000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":145386000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":224285000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":219721000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":0,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":0,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"PaymentsToDevelopRealEstateAssets":{"label":"Payments to Develop Real Estate Assets","description":"Payments to develop real estate assets is the process of adding improvements on or to a parcel of land. Such improvements may include drainage, utilities, subdividing, access, buildings, and any combination of these elements; and are generally classified as cash flow from investing activities.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":5329000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":19161000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-01-01","end":"2011-09-30","val":29120000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":7911000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":13931000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":13931000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-09-30","val":19288000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":19288000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":8457000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":8457000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":15819000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":23519000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":745000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":745000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":745000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":745000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":11798000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":1544000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":1544000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":8276000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":8276000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":14282000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":14282000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":10707000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":10707000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":20983000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":20983000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":23148000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":29208000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":730000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":973000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"PaymentsToMinorityShareholders":{"label":"Payments to Noncontrolling Interests","description":"Amount of cash outflow to a noncontrolling interest. Includes, but not limited to, reduction of noncontrolling interest ownership. Excludes dividends paid to the noncontrolling interest.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":729000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-12-31","val":113178000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":113178000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":41539000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-12-31","val":2713000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":2713000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":60016000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"PreferredStockDividendRatePercentage":{"label":"Preferred Stock, Dividend Rate, Percentage","description":"The percentage rate used to calculate dividend payments on preferred stock.","units":{"pure":[{"start":"2003-06-01","end":"2003-06-30","val":0.08,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2003-06-01","end":"2003-06-30","val":0.08,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":0.085,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":0.085,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":0.08,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":0.08,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":0.08,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":0.08,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":0.08,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-03-31","val":0.08,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0.08,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-09-30","val":0.08,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-12-31","val":0.08,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013"}]}},"PreferredStockDividends":{"label":"Preferred Stock Dividends (Deprecated 2011-01-31)","description":"The amount of dividends declared or paid in the period to preferred shareholders, or the amount for which the obligation to pay them dividends arose in the period.","units":{"USD":[{"start":"2010-01-01","end":"2010-06-30","val":2400000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-04-01","end":"2010-06-30","val":1200000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2010Q2"},{"start":"2011-01-01","end":"2011-06-30","val":4631000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":2444000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2011Q2"}]}},"PreferredStockDividendsIncomeStatementImpact":{"label":"Preferred Stock Dividends, Income Statement Impact","description":"The amount of preferred stock dividends that is an adjustment to net income apportioned to common stockholders.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":4800000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-09-30","val":4137000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":1737000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":6325000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":6325000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":6325000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":2187000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2011-01-01","end":"2011-03-31","val":2187000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-03-31","val":2187000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":4631000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":2444000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":2443000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-04-01","end":"2011-06-30","val":2443000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":7341000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":7341000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":2710000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":2710000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":2711000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-07-01","end":"2011-09-30","val":2711000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":10052000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":10052000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":10052000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":10052000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2011-10-01","end":"2011-12-31","val":2711000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-10-01","end":"2011-12-31","val":2711000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4"},{"start":"2012-01-01","end":"2012-03-31","val":2711000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":2711000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-03-31","val":2711000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2012-01-01","end":"2012-03-31","val":2711000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-03-31","val":2711000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":5421000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":2710000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":3721000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-04-01","end":"2012-06-30","val":3721000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-04-01","end":"2012-06-30","val":2710000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":8132000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":2711000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":2711000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-07-01","end":"2012-09-30","val":2711000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-07-01","end":"2012-09-30","val":2711000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":10843000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":10843000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":10843000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":10843000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2012-10-01","end":"2012-12-31","val":2711000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-10-01","end":"2012-12-31","val":2711000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-10-01","end":"2012-12-31","val":2711000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4"},{"start":"2013-01-01","end":"2013-03-31","val":2711000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":2711000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-03-31","val":2711000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q1"},{"start":"2013-04-01","end":"2013-06-30","val":722000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-04-01","end":"2013-06-30","val":722000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q2"},{"start":"2013-07-01","end":"2013-09-30","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-07-01","end":"2013-09-30","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":3433000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":3433000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":3433000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2013-10-01","end":"2013-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-10-01","end":"2013-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q1"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q2"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2014-10-01","end":"2014-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"PreferredStockDividendsPerShareDeclared":{"label":"Preferred Stock, Dividends Per Share, Declared","description":"Aggregate dividends declared during the period for each share of preferred stock outstanding.","units":{"USD/shares":[{"start":"2010-01-01","end":"2010-12-31","val":2,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":2,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":2,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":2,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":2,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-06-30","val":1,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":1.5,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-12-31","val":2,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":2,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":2,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":2,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0.5,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":1,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-09-30","val":1,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-12-31","val":0.63,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":0.63,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":0.63,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014"}]}},"PreferredStockLiquidationPreference":{"label":"Preferred Stock, Liquidation Preference Per Share","description":"The per share liquidation preference (or restrictions) of nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) that has a preference in involuntary liquidation considerably in excess of the par or stated value of the shares. The liquidation preference is the difference between the preference in liquidation and the par or stated values of the share.","units":{"USD/shares":[{"end":"2012-12-31","val":25,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2012-12-31","val":25,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"PreferredStockParOrStatedValuePerShare":{"label":"Preferred Stock, Par or Stated Value Per Share","description":"Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer.","units":{"USD/shares":[{"end":"2010-12-31","val":0.001,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010Q4I"},{"end":"2010-12-31","val":0.001,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2010-12-31","val":0.001,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2011-06-30","val":0.001,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2011Q2I"},{"end":"2011-09-30","val":0.001,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":0.001,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2011-12-31","val":0.001,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":0.001,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2011-12-31","val":0.001,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2011-12-31","val":0.001,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":0.001,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2012-03-31","val":0.001,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":0.001,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":0.001,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":0.001,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2012-12-31","val":0.001,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":0.001,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"end":"2012-12-31","val":0.001,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"end":"2012-12-31","val":0.001,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"end":"2012-12-31","val":0.001,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2013-03-31","val":0.001,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"},{"end":"2013-06-30","val":0,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":0,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2013-12-31","val":0.001,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"}]}},"PreferredStockRedemptionAmount":{"label":"Preferred Stock, Redemption Amount","description":"The redemption (or callable) amount of currently redeemable preferred stock. Includes amounts representing dividends not currently declared or paid but which will be payable under the redemption features or for which ultimate payment is solely within the control of the issuer.","units":{"USD":[{"end":"2013-04-25","val":136300000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q1I"},{"end":"2013-04-25","val":136300000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"end":"2013-04-25","val":136300000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"}]}},"PreferredStockRedemptionPremium":{"label":"Preferred Stock Redemption Premium","description":"The excess of (1) fair value of the consideration transferred to the holders of the preferred stock over (2) the carrying amount of the preferred stock in the registrant's balance sheet, during the accounting period.","units":{"USD":[{"start":"2013-01-01","end":"2013-09-30","val":6604000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":6604000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":6604000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":6604000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3"}]}},"PreferredStockSharesAuthorized":{"label":"Preferred Stock, Shares Authorized","description":"The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws.","units":{"shares":[{"end":"2010-12-31","val":4374896,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010Q4I"},{"end":"2010-12-31","val":4374896,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2010-12-31","val":4374896,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2011-06-30","val":5421296,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2011Q2I"},{"end":"2011-09-30","val":5421296,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":5421296,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2011-12-31","val":5421296,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":5421296,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2011-12-31","val":5421296,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2011-12-31","val":5421296,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":5421296,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2012-03-31","val":5421296,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":5421296,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":5421296,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":5421296,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2012-12-31","val":5421296,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":5421296,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"end":"2012-12-31","val":5421296,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"end":"2012-12-31","val":5421296,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"end":"2012-12-31","val":5421296,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2013-03-31","val":5421296,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"},{"end":"2013-06-30","val":0,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":0,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2013-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"}]}},"PreferredStockSharesIssued":{"label":"Preferred Stock, Shares Issued","description":"Total number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) issued to shareholders (includes related preferred shares that were issued, repurchased, and remain in the treasury). May be all or portion of the number of preferred shares authorized. Excludes preferred shares that are classified as debt.","units":{"shares":[{"end":"2010-12-31","val":4374896,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010Q4I"},{"end":"2010-12-31","val":4374896,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2010-12-31","val":4374896,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2011-06-30","val":5421296,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2011Q2I"},{"end":"2011-09-30","val":5421296,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":5421296,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2011-12-31","val":5421296,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":5421296,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2011-12-31","val":5421296,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2011-12-31","val":5421296,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":5421296,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2012-03-31","val":5421296,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":5421296,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":5421296,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":5421296,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2012-12-31","val":5421296,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":5421296,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"end":"2012-12-31","val":5421296,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"end":"2012-12-31","val":5421296,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"end":"2012-12-31","val":5421296,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2013-03-31","val":5421296,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"},{"end":"2013-06-30","val":0,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":0,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2013-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"}]}},"PreferredStockSharesOutstanding":{"label":"Preferred Stock, Shares Outstanding","description":"Aggregate share number for all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by stockholders. Does not include preferred shares that have been repurchased.","units":{"shares":[{"end":"2010-12-31","val":4374896,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010Q4I"},{"end":"2010-12-31","val":4374896,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2010-12-31","val":4374896,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2011-06-30","val":5421296,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2011Q2I"},{"end":"2011-09-30","val":5421296,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":5421296,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2011-12-31","val":5421296,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":5421296,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2011-12-31","val":5421296,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2011-12-31","val":5421296,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":5421296,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2012-03-31","val":5421296,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":5421296,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":5421296,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":5421296,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2012-12-31","val":5421296,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":5421296,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"end":"2012-12-31","val":5421296,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"end":"2012-12-31","val":5421296,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"end":"2012-12-31","val":5421296,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2013-03-31","val":5421296,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"},{"end":"2013-06-30","val":0,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":0,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2013-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"}]}},"PreferredStockValue":{"label":"Preferred Stock, Value, Issued","description":"Aggregate par or stated value of issued nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable preferred shares, par value and other disclosure concepts are in another section within stockholders' equity.","units":{"USD":[{"end":"2010-12-31","val":102787000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010Q4I"},{"end":"2010-12-31","val":102787000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2010-12-31","val":102787000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2011-06-30","val":128942000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2011Q2I"},{"end":"2011-09-30","val":128942000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":128942000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2011-12-31","val":128942000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":128942000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2011-12-31","val":128942000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2011-12-31","val":128942000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":128942000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2012-03-31","val":128942000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":128942000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":128942000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":128942000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2012-12-31","val":128942000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":128942000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"end":"2012-12-31","val":128942000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"end":"2012-12-31","val":128942000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"end":"2012-12-31","val":128942000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2013-03-31","val":128942000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"},{"end":"2013-06-30","val":0,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":0,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2013-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"}]}},"PrepaidExpenseCurrentAndNoncurrent":{"label":"Prepaid Expense","description":"Carrying amount as of the balance sheet date of expenditures made in advance of when the economic benefit of the cost will be realized, and which will be expensed in future periods with the passage of time or when a triggering event occurs.","units":{"USD":[{"end":"2011-12-31","val":4581000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":4581000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-12-31","val":3612000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":3612000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":3612000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":5255000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":5255000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":18426000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":18426000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":3412000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"ProceedsFromBankDebt":{"label":"Proceeds from Bank Debt","description":"The cash inflow from bank borrowing during the year.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":35742000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":63674000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-01-01","end":"2010-09-30","val":100969000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":143750000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":143750000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":143750000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":89386000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":219671000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":219671000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-01-01","end":"2011-09-30","val":241822000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":241822000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-01-01","end":"2011-12-31","val":286655000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":286655000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":286655000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":286655000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":30126000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":30126000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":133989000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":133989000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-09-30","val":277380000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":277380000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":482266000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":482266000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":482266000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":482266000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":28299000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":28299000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":309804000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":309804000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":464234000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":464234000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":542234000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":542234000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":542234000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":1446000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":1446000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":158468000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":158468000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":259259000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":259259000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":398590000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":398590000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":153702000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":153702000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":454850000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":454850000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":454850000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":454850000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":0,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":0,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"ProceedsFromCollectionOfOtherReceivables":{"label":"Proceeds from Collection of Other Receivables","description":"Amount of cash inflow from the collection of receivables classified as other.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":0,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-01-01","end":"2011-09-30","val":0,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-06-30","val":1500000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":1500000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-09-30","val":2000000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":2000000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":2000000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":2000000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":2000000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":2000000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":-3523000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":-3502000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":21000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":21000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":21000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":21000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":43000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":43000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":64000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":64000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":85000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":85000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":22000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":22000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":43000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":43000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":64000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":86000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":21000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":42000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"ProceedsFromDistributionsReceivedFromRealEstatePartnerships":{"label":"Proceeds from Distributions Received from Real Estate Partnerships","description":"The cash inflow from earnings received from real estate partnerships.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":0,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":0,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-01-01","end":"2010-09-30","val":0,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-03-31","val":135000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":135000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-09-30","val":3201000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":3201000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":3201000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":3201000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":3201000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2012-01-01","end":"2012-03-31","val":120000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-12-31","val":120000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":120000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":120000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2013-01-01","end":"2013-12-31","val":29405000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013"}]}},"ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital":{"label":"Proceeds from Equity Method Investment, Distribution, Return of Capital","description":"Amount of distribution received from equity method investee for return of investment, classified as investing activities. Excludes distribution for return on investment, classified as operating activities.","units":{"USD":[{"start":"2011-01-01","end":"2011-06-30","val":135000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-01-01","end":"2011-09-30","val":3201000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-03-31","val":120000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":120000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":120000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-09-30","val":120000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":120000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":120000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":29405000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":29405000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":3333000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":3333000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":4340000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":4340000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":251000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":251000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":63000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":63000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":3021000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":3021000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":3084000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":28240000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":19972000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":20034000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"ProceedsFromIssuanceInitialPublicOffering":{"label":"Proceeds from Issuance Initial Public Offering","description":"The cash inflow associated with the amount received from entity's first offering of stock to the public.","units":{"USD":[{"start":"2012-12-09","end":"2012-12-10","val":184800000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":184800000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":184800000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"ProceedsFromIssuanceOfCommonStock":{"label":"Proceeds from Issuance of Common Stock","description":"The cash inflow from the additional capital contribution to the entity.","units":{"USD":[{"start":"2013-01-01","end":"2013-06-30","val":208934000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":209768000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-09","end":"2014-02-11","val":205200000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2013Q4I"},{"end":"2014-02-11","val":205200000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-02-11","val":205200000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"start":"2014-01-01","end":"2014-03-31","val":205166000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":208429000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":208429000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"end":"2014-09-26","val":178000000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":391134000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":391134000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-09-26","end":"2014-10-02","val":204800000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q3I"},{"end":"2014-10-02","val":204800000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"start":"2015-01-01","end":"2015-03-31","val":0,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"}]}},"ProceedsFromIssuanceOfLongTermDebt":{"label":"Proceeds from Issuance of Long-term Debt","description":"The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":18500000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":58000000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-01-01","end":"2010-09-30","val":70000000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":70000000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":70000000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":70000000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":19250000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":200013000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-09-30","val":222013000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":222013000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":222013000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":222013000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":222013000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":73500000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-12-31","val":73500000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":73500000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":73500000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":73500000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":178000000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":178000000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":178000000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":481000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":481000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":30647000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"ProceedsFromIssuanceOfRedeemablePreferredStock":{"label":"Proceeds from Issuance of Redeemable Preferred Stock","description":"The cash inflow from issuance of preferred stock that is classified as callable.","units":{"USD":[{"start":"2003-06-01","end":"2003-06-30","val":58000000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2003-06-01","end":"2003-06-30","val":58000000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":26000000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":26000000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"ProceedsFromIssuanceOfSecuredDebt":{"label":"Proceeds from Issuance of Secured Debt","description":"The cash inflow from amounts received from issuance of long-term debt that is wholly or partially secured by collateral. Excludes proceeds from tax exempt secured debt.","units":{"USD":[{"start":"2011-01-01","end":"2011-06-30","val":200013000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-01-01","end":"2011-09-30","val":222013000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-03-31","val":73500000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":73500000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":73500000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-09-30","val":73500000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":73500000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-03-31","val":164500000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":164500000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":178000000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":178000000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":178000000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":178000000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":481000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":481000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-03-31","val":2069000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":2069000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":10769000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":10769000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":18411000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2016-01-01","end":"2016-03-31","val":5764000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":8107000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"ProceedsFromPartnershipContribution":{"label":"Proceeds from Partnership Contribution","description":"The cash inflow from the capital received in cash from a partner in a partnership during the period.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":57000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":0,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-01-01","end":"2010-09-30","val":0,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":27912000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":27912000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":27912000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":96285000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":251168000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":251168000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-01-01","end":"2011-09-30","val":251168000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":251168000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-01-01","end":"2011-12-31","val":287501000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":287501000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":287501000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":287501000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":2731000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":2731000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":3447000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":3447000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-09-30","val":17447000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":17447000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":17447000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":17447000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":17447000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":17447000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":459000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":459000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":2348000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":2348000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":4175000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":4175000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":2125000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":2125000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":2125000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":2125000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":2125000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":2125000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":0,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":0,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"ProceedsFromPaymentsForOtherFinancingActivities":{"label":"Proceeds from (Payments for) Other Financing Activities","description":"Amount of cash inflow (outflow) from financing activities classified as other.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-209000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-209000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-12-31","val":-234000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":0,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":0,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"ProceedsFromSaleOfOtherRealEstate":{"label":"Proceeds from Sale of Other Real Estate","description":"The cash inflow associated with the sale of other real estate not otherwise defined in the taxonomy.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":24923000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":24923000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":24923000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-12-31","val":24923000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":24923000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"ProceedsFromSaleOfRealEstateHeldforinvestment":{"label":"Proceeds from Sale of Real Estate Held-for-investment","description":"Cash received from the sale of real estate that is held for investment, that is, it is part of an investing activity during the period.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":15542000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":4758000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-01-01","end":"2010-09-30","val":4758000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":4758000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":4758000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":4758000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":0,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":156546000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":156546000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-01-01","end":"2011-09-30","val":200193000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":200193000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-01-01","end":"2011-12-31","val":200193000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":200193000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":200193000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":200193000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":110754000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":110754000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":110816000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":110816000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-09-30","val":117637000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":117637000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":127867000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":127867000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":127867000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":127867000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":2966000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":2966000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":2966000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":2966000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":53921000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":53921000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":191485000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":191485000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":191485000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":26157000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":51080000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":26157000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":51080000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":42371000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":67294000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":382912000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":382912000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":36469000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":36469000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":198004000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":198004000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":395049000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":420190000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":191741000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":191712000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"ProfitLoss":{"label":"Net Income (Loss), Including Portion Attributable to Noncontrolling Interest","description":"The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-22165000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":4177000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-04-01","end":"2010-06-30","val":4221000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":-11000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":-4188000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":-13407000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":-13407000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":-13407000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-7790000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2011-01-01","end":"2011-03-31","val":-7791000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-03-31","val":-7791000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-23390000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":-23390000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":-15600000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":-15600000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":-15601000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-04-01","end":"2011-06-30","val":-15601000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-153964000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":-153966000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":-130574000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":-130575000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":-130574000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-07-01","end":"2011-09-30","val":-130574000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-212003000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":-212003000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":-212003000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":-212003000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2011-10-01","end":"2011-12-31","val":-58038000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-10-01","end":"2011-12-31","val":-58037000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4"},{"start":"2012-01-01","end":"2012-03-31","val":5327000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":5327000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-03-31","val":5327000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2012-01-01","end":"2012-03-31","val":5327000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-03-31","val":5327000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":6601000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":6601000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":1274000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":1274000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-04-01","end":"2012-06-30","val":1274000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":1274000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-04-01","end":"2012-06-30","val":1274000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":7817000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":7817000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":1216000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":1216000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-07-01","end":"2012-09-30","val":1216000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":1216000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-07-01","end":"2012-09-30","val":1216000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-42981000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":-42981000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":-42981000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":-42981000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2012-10-01","end":"2012-12-31","val":-50798000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-10-01","end":"2012-12-31","val":-50798000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-10-01","end":"2012-12-31","val":-50798000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4"},{"start":"2013-01-01","end":"2013-03-31","val":-2425000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":-2425000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-03-31","val":-2425000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2013-01-01","end":"2013-03-31","val":-2425000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-11094000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":-11094000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-8669000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":-8669000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-04-01","end":"2013-06-30","val":-8669000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":-8669000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-14407000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":-14407000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-3313000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":-3313000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-07-01","end":"2013-09-30","val":-3313000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":-3313000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":-12037000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":-12037000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":-12037000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2013-10-01","end":"2013-12-31","val":2370000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-10-01","end":"2013-12-31","val":2370000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4"},{"start":"2014-01-01","end":"2014-03-31","val":10966000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":10966000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-03-31","val":10966000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2014-01-01","end":"2014-03-31","val":10966000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":503000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":503000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-10463000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":-10463000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-04-01","end":"2014-06-30","val":-10463000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":-10463000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-44000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":-44000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":-548000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":-548000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-07-01","end":"2014-09-30","val":-548000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":-548000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":44208000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":44208000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2014-10-01","end":"2014-12-31","val":44253000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-10-01","end":"2014-12-31","val":44253000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-03-31","val":7614000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":7614000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"start":"2015-01-01","end":"2015-03-31","val":7614000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":42139000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":42139000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":34525000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":34525000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"start":"2015-04-01","end":"2015-06-30","val":34525000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":84963000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":42824000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":42824000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":94723000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2015-10-01","end":"2015-12-31","val":9760000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4"},{"start":"2016-01-01","end":"2016-03-31","val":64541000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":63469000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":-1072000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"RealEstateAccumulatedDepreciation":{"label":"SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation","description":"Amount of accumulated depreciation pertaining to real estate investments for entities with a substantial portion of business acquiring and holding investment real estate.","units":{"USD":[{"end":"2009-12-31","val":336759000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06","frame":"CY2009Q4I"},{"end":"2010-12-31","val":366152000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2010-12-31","val":366152000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2010Q4I"},{"end":"2011-12-31","val":162123000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":162123000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2011-12-31","val":162123000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2011Q4I"},{"end":"2012-12-31","val":199849000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":199849000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2012-12-31","val":199849000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2012-12-31","val":199849000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2012Q4I"},{"end":"2013-12-31","val":231241000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":231241000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2013-12-31","val":231241000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":309629000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":309629000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":308772000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"RealEstateAccumulatedDepreciationDepreciationExpense":{"label":"Real Estate Accumulated Depreciation, Depreciation Expense (Deprecated 2013-01-31)","description":"Amount of depreciation expense for the period.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":67400000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":67400000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":76500000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":76500000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":50700000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":50700000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"RealEstateAndAccumulatedDepreciationAccumulatedDepreciation":{"label":"Real Estate and Accumulated Depreciation, Accumulated Depreciation (Deprecated 2013-01-31)","description":"The amount of accumulated depreciation for the property as of the balance sheet date.","units":{"USD":[{"end":"2012-12-31","val":199849000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06","frame":"CY2012Q4I"}]}},"RealEstateAndAccumulatedDepreciationAmountOfEncumbrances":{"label":"SEC Schedule III, Real Estate and Accumulated Depreciation, Amount of Encumbrances","description":"Amount of lien or mortgage outstanding on real estate investment properties for entities with a substantial portion of business acquiring and holding investment real estate.","units":{"USD":[{"end":"2012-12-31","val":605889000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06","frame":"CY2012Q4I"},{"end":"2013-12-31","val":1081597000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"}]}},"RealEstateAndAccumulatedDepreciationCarryingAmountOfBuildingsAndImprovements":{"label":"SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Building and Improvements, Amount","description":"Amount before accumulated depreciation of buildings and improvements for entities with a substantial portion of business acquiring and holding investment real estate. Excludes real estate not held as an investment or interest.","units":{"USD":[{"end":"2012-12-31","val":1603527000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06","frame":"CY2012Q4I"},{"end":"2013-12-31","val":2269255000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"}]}},"RealEstateAndAccumulatedDepreciationCarryingAmountOfLand":{"label":"SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Land, Amount","description":"Amount of land for entities with a substantial portion of business acquiring and holding investment real estate. Excludes real estate not held as an investment or interest.","units":{"USD":[{"end":"2012-12-31","val":159039000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06","frame":"CY2012Q4I"},{"end":"2013-12-31","val":278781000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"}]}},"RealEstateAndAccumulatedDepreciationCarryingAmountOfLandAndBuildingsAndImprovements":{"label":"Real Estate and Accumulated Depreciation, Carrying Amount of Land and Buildings and Improvements (Deprecated 2013-01-31)","description":"Gross amount at which land and buildings and improvements are carried at the end of the period for each property.","units":{"USD":[{"end":"2012-12-31","val":1762566000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06","frame":"CY2012Q4I"}]}},"RealEstateAndAccumulatedDepreciationCostsCapitalizedSubsequentToAcquisitionCarryingCosts":{"label":"SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Cost Capitalized Subsequent to Acquisition, Cost","description":"Amount of cost capitalized subsequent to acquisition for real estate investment property, including, but not limited to, real estate tax and insurance, by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate. Excludes initial purchase price and improvement, and real estate not held as investment or interest.","units":{"USD":[{"end":"2012-12-31","val":234034000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06","frame":"CY2012Q4I"},{"end":"2013-12-31","val":294674000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"}]}},"RealEstateAndAccumulatedDepreciationInitialCostOfBuildingsAndImprovements":{"label":"SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements","description":"Initial cost of buildings and improvements for entities with a substantial portion of business acquiring and holding investment real estate. Excludes real estate not held as an investment or interest.","units":{"USD":[{"end":"2012-12-31","val":1369493000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06","frame":"CY2012Q4I"},{"end":"2013-12-31","val":1974581000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"}]}},"RealEstateAndAccumulatedDepreciationInitialCostOfLand":{"label":"SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land","description":"Initial cost of land for entities with a substantial portion of business acquiring and holding investment real estate. Excludes real estate not held as an investment or interest.","units":{"USD":[{"end":"2012-12-31","val":159039000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06","frame":"CY2012Q4I"},{"end":"2013-12-31","val":278781000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"}]}},"RealEstateGrossAtCarryingValue":{"label":"SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross","description":"Amount, before accumulated depreciation, of real estate investment by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate. Excludes real estate not held as investment or interest.","units":{"USD":[{"end":"2009-12-31","val":1738649000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06","frame":"CY2009Q4I"},{"end":"2010-12-31","val":1755919000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2010-12-31","val":1755919000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2010Q4I"},{"end":"2011-12-31","val":1084060000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":1084060000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2011-12-31","val":1084060000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2011Q4I"},{"end":"2012-12-31","val":1762566000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":1762566000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2012-12-31","val":1762566000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2012-12-31","val":1762566000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2012Q4I"},{"end":"2013-12-31","val":2548036000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":2548036000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2013-12-31","val":2548036000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":3333900000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":3333900000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":3332021000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"RealEstateHeldforsale":{"label":"Real Estate Held-for-sale","description":"Carrying amount as of the balance sheet date of investments in land and buildings held for sale, excluding real estate considered to be inventory of the entity.","units":{"USD":[{"end":"2010-12-31","val":0,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q4I"},{"end":"2011-09-30","val":134963000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":382789000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":382789000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-12-31","val":0,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"end":"2012-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-06-30","val":9831000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-12-31","val":19900000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":19900000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":19900000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"end":"2013-12-31","val":19900000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"end":"2013-12-31","val":19900000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-03-31","val":18326000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":16428000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":12843000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3I"},{"end":"2014-12-31","val":9318000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":9318000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"end":"2014-12-31","val":9318000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"end":"2014-12-31","val":9318000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"end":"2014-12-31","val":9318000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-03-31","val":9318000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1I"},{"end":"2015-06-30","val":669000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2I"},{"end":"2015-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3I"},{"end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"RealEstateImprovements":{"label":"SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Improvements","description":"Amount of increase in real estate investments related to improvements for entities with a substantial portion of business acquiring and holding investment real estate.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":49760000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":49760000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-06-30","val":27648000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":18153000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":40554000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":12906000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":58758000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":58758000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-06-30","val":18641000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":8938000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":26404000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":7749000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":37506000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":37506000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"RealEstateInvestmentPropertyAccumulatedDepreciation":{"label":"Real Estate Investment Property, Accumulated Depreciation","description":"The cumulative amount of depreciation for real estate property held for investment purposes.","units":{"USD":[{"end":"2010-12-31","val":366152000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2010-12-31","val":366152000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2010-12-31","val":366152000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010Q4I"},{"end":"2011-06-30","val":358934000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2011Q2I"},{"end":"2011-09-30","val":275729000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":162123000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2011-12-31","val":162123000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":162123000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2011-12-31","val":162123000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2011-12-31","val":162123000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":162123000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-03-31","val":172480000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":183396000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":190154000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":199849000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":199849000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"end":"2012-12-31","val":199849000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"end":"2012-12-31","val":199849000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"end":"2012-12-31","val":199849000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":199849000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-03-31","val":215777000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"},{"end":"2013-06-30","val":223184000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":220164000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2013-12-31","val":231241000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":231241000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":231241000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"end":"2013-12-31","val":231241000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"end":"2013-12-31","val":231241000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-03-31","val":253632000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":278725000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":296140000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3I"},{"end":"2014-12-31","val":309629000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":309629000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"end":"2014-12-31","val":309629000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"end":"2014-12-31","val":309629000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"end":"2014-12-31","val":309629000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-03-31","val":317582000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1I"},{"end":"2015-06-30","val":316512000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2I"},{"end":"2015-09-30","val":292253000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3I"},{"end":"2015-12-31","val":308772000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"end":"2015-12-31","val":308772000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05"},{"end":"2015-12-31","val":308772000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q4I"},{"end":"2016-03-31","val":330231000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1I"},{"end":"2016-06-30","val":347778000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2I"}]}},"RealEstateInvestmentPropertyAtCost":{"label":"Real Estate Investment Property, at Cost","description":"Amount of real estate investment property which may include the following: (1) land available-for-sale; (2) land available-for-development; (3) investments in building and building improvements; (4) tenant allowances; (5) developments in-process; (6) rental properties; and (7) other real estate investments.","units":{"USD":[{"end":"2011-12-31","val":1084060000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":1084060000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-12-31","val":1762566000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":1762566000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":1762566000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":2548036000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":2548036000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":3333900000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":3333900000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":3332021000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"RealEstateInvestmentPropertyNet":{"label":"Real Estate Investment Property, Net","description":"Amount of real estate investment property, net of accumulated depreciation, which may include the following: (1) land available-for-sale; (2) land available-for-development; (3) investments in building and building improvements; (4) tenant allowances; (5) developments in-process; (6) rental properties; and (7) other real estate investments.","units":{"USD":[{"end":"2010-12-31","val":1389767000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2010-12-31","val":1389767000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2010-12-31","val":1389767000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2010-12-31","val":1389767000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2010-12-31","val":1389767000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010Q4I"},{"end":"2011-06-30","val":1719258000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2011-06-30","val":1719258000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2I"},{"end":"2011-09-30","val":1545749000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":921937000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2011-12-31","val":921937000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":921937000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2011-12-31","val":921937000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2011-12-31","val":921937000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":921937000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-03-31","val":1032405000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":1249133000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":1252605000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":1562717000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":1562717000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"end":"2012-12-31","val":1562717000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"end":"2012-12-31","val":1562717000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"end":"2012-12-31","val":1562717000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":1562717000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-03-31","val":1718223000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"},{"end":"2013-06-30","val":1729092000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":1652930000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2013-12-31","val":2316795000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":2316795000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":2316795000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"end":"2013-12-31","val":2316795000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"end":"2013-12-31","val":2316795000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-03-31","val":2329405000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":2508323000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":2566463000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3I"},{"end":"2014-12-31","val":3024271000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":3024271000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"end":"2014-12-31","val":3024271000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"end":"2014-12-31","val":3024271000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"end":"2014-12-31","val":3024271000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-03-31","val":3100478000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1I"},{"end":"2015-06-30","val":3000361000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2I"},{"end":"2015-09-30","val":2968222000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3I"},{"end":"2015-12-31","val":3023249000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"end":"2015-12-31","val":3023249000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05"},{"end":"2015-12-31","val":3023249000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q4I"},{"end":"2016-03-31","val":2890321000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1I"},{"end":"2016-06-30","val":2872484000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2I"}]}},"RealEstateInvestmentsOther":{"label":"Real Estate Investments, Other","description":"Amount of real estate owned for income production and capital accretion potential, not otherwise specified in the existing taxonomy. Such real estate excludes that which is occupied or used in the business, for entertainment purposes, or held in inventory for specific purposes.","units":{"USD":[{"end":"2011-12-31","val":3500000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":3500000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-12-31","val":3500000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":3500000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":3500000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":3500000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":3500000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":3500000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":3500000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":3500000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"RealEstateLiabilitiesAssociatedWithAssetsHeldForDevelopmentAndSale":{"label":"Real Estate Liabilities Associated with Assets Held for Development and Sale","description":"For banks, amount of all liabilities for which a financial institution is required to include in its calculation of net investment in real estate assets held for development or sale.","units":{"USD":[{"end":"2012-12-31","val":254400000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2012-12-31","val":254400000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"RealEstateOtherAdditions":{"label":"SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Other Addition","description":"Amount of other additions excluding acquisition or improvement to real estate investments for entities with a substantial portion of business acquiring and holding investment real estate.","units":{"USD":[{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":-745000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"RealEstateOtherDeductions":{"label":"SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Other Deduction","description":"Amount of other deductions to real estate investments, excluding sales, for entities with a substantial portion of business acquiring and holding investment real estate.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":609000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":609000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2013-01-01","end":"2013-12-31","val":24258000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013"}]}},"RealEstateRevenueNet":{"label":"Real Estate Revenue, Net (Deprecated 2018-01-31)","description":"The aggregate revenue from real estate operations during the reporting period.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":96720000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":115778000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-04-01","end":"2010-06-30","val":54396000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":137392000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":45095000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":95190000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":93548000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":82100000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":27760000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":128478000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":63321000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":68385000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":35514000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":170244000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":104739000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":63594000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":42245000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":149000000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":147290000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":136282000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":130401000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":45855000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":45157000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":95959000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":93135000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":50104000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":48655000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":149995000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":142229000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":54998000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":52458000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":206739000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":196405000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":190718000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":190718000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":67760000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":63813000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":138781000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":131956000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":71598000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":68143000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":204936000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":200811000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":70106000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":68855000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":273433000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":273434000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":273434000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":98130000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":95296000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":197504000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":197504000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":102208000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":102208000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":303012000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":303012000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":105507000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":105507000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":418007000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":418007000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":116915000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":116915000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":231167000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":231167000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":114252000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":114252000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":341741000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":110574000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":452597000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":109628000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":215877000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":106249000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"RedeemablePreferredStockDividends":{"label":"Redeemable Preferred Stock Dividends","description":"Dividends paid to preferred stock holders that is redeemable solely at the option of the issuer.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-04-01","end":"2013-06-30","val":6604000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-12-31","val":6604000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":6604000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":6604000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q1"},{"start":"2014-04-01","end":"2014-06-30","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q2"},{"start":"2014-07-01","end":"2014-09-30","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2014-10-01","end":"2014-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"RepaymentsOfBankDebt":{"label":"Repayments of Bank Debt","description":"The cash outflow to settle a bank borrowing during the year.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":121682000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":39532000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-01-01","end":"2010-09-30","val":100969000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":132911000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":132911000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":132911000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":33644000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":164293000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":164293000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-01-01","end":"2011-09-30","val":238809000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":238809000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-01-01","end":"2011-12-31","val":265172000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":265172000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":265172000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":265172000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":114448000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":114448000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":155044000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":155044000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-09-30","val":284702000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":284702000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":352588000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":352588000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":352588000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":352588000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":165299000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":165299000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":258804000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":258804000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":335234000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":335234000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":501234000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":501234000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":501234000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":59446000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":59446000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":84468000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":84468000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":212259000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":212259000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":220090000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":220090000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":42202000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":42202000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":336350000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":336350000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":386350000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":386350000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":0,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":0,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"RepaymentsOfSecuredDebt":{"label":"Repayments of Secured Debt","description":"The cash outflow to repay long-term debt that is wholly or partially secured by collateral. Excludes repayments of tax exempt secured debt.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":35381000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":94982000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-01-01","end":"2010-09-30","val":98582000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":140499000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":140499000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":140499000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":3393000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":101233000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":101233000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-01-01","end":"2011-09-30","val":103792000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":103792000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-01-01","end":"2011-12-31","val":106567000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":106567000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":106567000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":106567000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":18033000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":18033000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":20256000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":20256000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-09-30","val":22390000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":22390000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":24623000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":24623000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":24623000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":24623000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":2385000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":2385000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":59800000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":59800000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":61576000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":61576000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":73385000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":73385000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":73385000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":2782000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":2782000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":39396000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":39396000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":42203000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":42203000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":53402000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":53402000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":17344000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":17344000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":145989000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":145989000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":159160000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":180315000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":3653000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":168851000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"RestructuringAndRelatedCostExpectedCost":{"label":"Restructuring and Related Cost, Expected Cost (Deprecated 2014-01-31)","description":"Amount expected to be recognized in earnings for the specified restructuring cost.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":23919000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013"}]}},"RestructuringAndRelatedCostExpectedCost1":{"label":"Restructuring and Related Cost, Expected Cost","description":"Amount expected to be recognized in earnings for the specified restructuring cost.","units":{"USD":[{"end":"2014-12-31","val":23310000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4I"}]}},"RestructuringAndRelatedCostIncurredCost":{"label":"Restructuring and Related Cost, Incurred Cost","description":"Discloses the amount charged against the accrued restructuring reserves, or earnings if not previously accrued, during the period for the specified type of restructuring cost.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":4660000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":1619000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014"}]}},"RestructuringCharges":{"label":"Restructuring Charges","description":"Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.","units":{"USD":[{"start":"2013-01-01","end":"2013-09-30","val":3600000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":3600000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"RestructuringReserve":{"label":"Restructuring Reserve","description":"Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.","units":{"USD":[{"end":"2012-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":21691000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":21691000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":90000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014Q4I"}]}},"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":-127575000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2010-12-31","val":-127575000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2010-12-31","val":-127575000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010Q4I"},{"end":"2011-06-30","val":-152335000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2011Q2I"},{"end":"2011-09-30","val":-209732000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":-271104000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2011-12-31","val":-271104000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":-271104000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2011-12-31","val":-271104000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2011-12-31","val":-271104000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":-271104000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-03-31","val":-270740000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":-273734000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":-278923000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":-337813000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":-337813000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"end":"2012-12-31","val":-337813000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"end":"2012-12-31","val":-337813000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"end":"2012-12-31","val":-337813000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":-337813000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-03-31","val":-350089000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"},{"end":"2013-06-30","val":-375138000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":-387737000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2013-12-31","val":-409338000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":-409338000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":-409338000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"end":"2013-12-31","val":-409338000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"end":"2013-12-31","val":-409338000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-03-31","val":-417187000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":-445836000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":-465173000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3I"},{"end":"2014-12-31","val":-443757000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":-443757000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"end":"2014-12-31","val":-443757000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"end":"2014-12-31","val":-443757000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"end":"2014-12-31","val":-443757000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-03-31","val":-457339000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1I"},{"end":"2015-06-30","val":-464019000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2I"},{"end":"2015-09-30","val":-447795000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3I"},{"end":"2015-12-31","val":-460131000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"end":"2015-12-31","val":-460131000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05"},{"end":"2015-12-31","val":-460131000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q4I"},{"end":"2016-03-31","val":-419619000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1I"},{"end":"2016-06-30","val":-442883000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2I"}]}},"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":98590000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":116524000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-04-01","end":"2010-06-30","val":54732000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":138723000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":45680000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":96842000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":95200000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":83752000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":28098000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2011-01-01","end":"2011-03-31","val":27727000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-03-31","val":24929000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":132348000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":67191000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":71917000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":39046000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":38638000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-04-01","end":"2011-06-30","val":36011000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":180234000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":114729000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":69714000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":48365000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":48365000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-07-01","end":"2011-09-30","val":45502000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":165896000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":164186000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":153178000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":147297000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2011-10-01","end":"2011-12-31","val":49457000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-10-01","end":"2011-12-31","val":46736000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4"},{"start":"2012-01-01","end":"2012-03-31","val":51287000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":50797000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-03-31","val":50589000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2012-01-01","end":"2012-03-31","val":48226000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-03-31","val":46667000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":106364000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":103540000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":55077000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":54605000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-04-01","end":"2012-06-30","val":53628000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":51950000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-04-01","end":"2012-06-30","val":50505000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":164991000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":157225000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":59589000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":59589000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-07-01","end":"2012-09-30","val":57049000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":57049000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-07-01","end":"2012-09-30","val":55967000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":226517000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":216183000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":210496000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":210496000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2012-10-01","end":"2012-12-31","val":61526000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-10-01","end":"2012-12-31","val":58958000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-10-01","end":"2012-12-31","val":57357000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4"},{"start":"2013-01-01","end":"2013-03-31","val":72112000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":68165000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-03-31","val":68165000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2013-01-01","end":"2013-03-31","val":68165000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":147613000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":140788000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":76078000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":72623000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-04-01","end":"2013-06-30","val":72623000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":72623000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":218238000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":214113000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":74576000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":73325000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-07-01","end":"2013-09-30","val":73325000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":73325000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":291578000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":291579000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":291579000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2013-10-01","end":"2013-12-31","val":77465000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-10-01","end":"2013-12-31","val":77465000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4"},{"start":"2014-01-01","end":"2014-03-31","val":104113000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":104113000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-03-31","val":104113000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2014-01-01","end":"2014-03-31","val":104113000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":214572000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":214572000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":110459000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":110460000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-04-01","end":"2014-06-30","val":110459000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":110460000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":330320000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":330320000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":115747000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":115747000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-07-01","end":"2014-09-30","val":115747000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":115747000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":456701000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":456701000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2014-10-01","end":"2014-12-31","val":126381000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-10-01","end":"2014-12-31","val":126381000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-03-31","val":119684000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":119684000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"start":"2015-01-01","end":"2015-03-31","val":119684000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":246589000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":246589000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":126905000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":126905000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"start":"2015-04-01","end":"2015-06-30","val":126905000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":361432000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":114843000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":114843000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":473983000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2015-10-01","end":"2015-12-31","val":112551000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4"},{"start":"2016-01-01","end":"2016-03-31","val":111064000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":218573000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":107509000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"SalesOfRealEstate":{"label":"Sales of Real Estate (Deprecated 2018-01-31)","description":"Revenue from the sale of commercial, industrial, or residential property during the period. This element is more likely than not relevant to an entity for which real estate operations are a principal activity. If real estate operations are not a principal activity, the reporting entity would likely use a gain (loss) on sale of property, plant, or equipment type element.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":0,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":2834000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":5639000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":2805000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":10736000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":10736000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":5097000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":5097000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":16554000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":16554000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":4000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":4000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":9836000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":9836000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":9832000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":9832000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":11045000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":1209000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":11065000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":0,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":0,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":0,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"SECScheduleIIIRealEstateAccumulatedDepreciationDepreciationExpense":{"label":"SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation, Depreciation Expense","description":"Amount of depreciation expense of real estate investments for entities with a substantial portion of business acquiring and holding investment real estate.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":76500000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":50700000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":72300000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013"}]}},"SECScheduleIIIRealEstateWritedownOrReserveAmount":{"label":"SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Write-down or Reserve, Amount","description":"Amount of write-down or reserve recognized in the income statement on real estate investments for entities with a substantial portion of business acquiring and holding investment real estate.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":24258000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":24258000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":11700000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":11700000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":5400000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"SecuredDebt":{"label":"Secured Debt","description":"Carrying value as of the balance sheet date, including the current and noncurrent portions, of collateralized debt obligations (with maturities initially due after one year or beyond the operating cycle, if longer). Such obligations include mortgage loans, chattel loans, and any other borrowings secured by assets of the borrower.","units":{"USD":[{"end":"2010-12-31","val":773535000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2010-12-31","val":773535000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2010-12-31","val":773535000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010Q4I"},{"end":"2011-06-30","val":959539000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2011Q2I"},{"end":"2011-09-30","val":830709000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":498012000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2011-12-31","val":498012000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":498012000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2011-12-31","val":498012000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2011-12-31","val":498012000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":498012000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-03-31","val":553674000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":551564000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":549429000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":605889000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":605890000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"end":"2012-12-31","val":605889000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"end":"2012-12-31","val":605889000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"end":"2012-12-31","val":605889000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":605889000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-03-31","val":768005000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"},{"end":"2013-06-30","val":724090000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":722313000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2013-12-31","val":1097493000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":1097493000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":1097493000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"end":"2013-12-31","val":1097493000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"end":"2013-12-31","val":1097493000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-03-31","val":1093428000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":1111386000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":1107628000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3I"},{"end":"2014-12-31","val":1339450000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":1339450000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"end":"2014-12-31","val":1339450000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"end":"2014-12-31","val":1339450000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"end":"2014-12-31","val":1339450000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-03-31","val":1298971000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1I"},{"end":"2015-06-30","val":1201806000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2I"},{"end":"2015-09-30","val":1193953000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3I"},{"end":"2015-12-31","val":1238336000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"end":"2015-12-31","val":1235502000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05"},{"end":"2015-12-31","val":1235502000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q4I"},{"end":"2016-03-31","val":1234599000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1I"},{"end":"2016-06-30","val":1058691000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2I"}]}},"SecurityDepositLiability":{"label":"Security Deposit Liability","description":"This element represents money paid in advance to protect the provider of a product or service, such as a lessor, against damage or nonpayment by the buyer or tenant (lessee) during the term of the agreement. Such damages may include physical damage to the property, theft of property, and other contractual breaches. Security deposits held may be interest or noninterest bearing.","units":{"USD":[{"end":"2012-12-31","val":4680000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-12-31","val":4991000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":4991000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":7964000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":7964000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":7135000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"ServiceManagementCosts":{"label":"Service Management Costs (Deprecated 2018-01-31)","description":"The aggregate costs related to delivering management services during the reporting period.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":1987000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":1385000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-04-01","end":"2010-06-30","val":641000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":2243000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":858000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":2756000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":2756000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":2756000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":803000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":4079000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":3954000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":3202000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":3150000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":8398000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":8196000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":4319000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":4242000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":13337000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":13337000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":13337000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":13337000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":4534000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":4534000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":8760000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":8760000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":4226000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":4226000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":12966000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":12966000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":4205000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":4205000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":17237000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":17237000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":17237000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":17237000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":4390000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":4390000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":8981000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":8981000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":4591000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":4591000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":13990000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":13990000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":5009000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":5009000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":19399000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":19399000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":19399000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":4651000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":4651000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":12006000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":12006000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":7356000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":7356000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":15364000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":15364000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":3351000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":3351000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":20280000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":20280000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":2720000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":2720000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":5291000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":5291000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":2571000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":2571000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":8206000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":2915000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":9935000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":674000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":1863000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":1189000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"ShareBasedCompensation":{"label":"Share-based Payment Arrangement, Noncash Expense","description":"Amount of noncash expense for share-based payment arrangement.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":2581000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":391000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-01-01","end":"2010-09-30","val":877000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":1319000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":1319000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":1319000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":407000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":888000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":888000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-01-01","end":"2011-09-30","val":1389000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":1389000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-01-01","end":"2011-12-31","val":1341000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":1341000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":1341000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":1341000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":157000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":157000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":204000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":204000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-09-30","val":371000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":371000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":432000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":432000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":432000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":432000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":89000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":89000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":1321000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":1321000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-01-01","end":"2013-09-30","val":3322000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":3322000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-01-01","end":"2013-12-31","val":5730000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":5730000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":5730000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":2489000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":2489000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":5294000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":5294000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":6449000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":6449000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":7417000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":7417000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":1453000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":1453000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":3459000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":3459000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":5115000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":6230000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":1358000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":3067000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period","description":"The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).","units":{"shares":[{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number","description":"The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.","units":{"shares":[{"end":"2012-12-31","val":281233,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012Q4I"},{"end":"2012-12-31","val":281233,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePrice":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Exercise Price","description":"Agreed-upon price for the exchange of the underlying asset relating to the share-based payment award.","units":{"USD/shares":[{"end":"2011-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011Q4I"},{"end":"2012-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2012-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012Q4I"},{"end":"2013-12-31","val":4.17,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":4.17,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2013-12-31","val":4.17,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"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,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":0.04,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":0.04,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":0.04,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate","description":"The estimated measure of the 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,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":0.31,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":0.31,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":0.31,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate","description":"The 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,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":0.0101,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":0.0101,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":0.0101,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized":{"label":"Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized","description":"Number of shares authorized for issuance under share-based payment arrangement.","units":{"shares":[{"end":"2010-05-01","val":600000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010Q1I"},{"end":"2010-05-01","val":600000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-06-30","val":600000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":600000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2013-03-31","val":600000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"}]}},"SharePrice":{"label":"Share Price","description":"Price of a single share of a number of saleable stocks of a company.","units":{"USD/shares":[{"end":"2010-08-12","val":23.757,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2010-08-12","val":23.757,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010Q2I"},{"end":"2011-12-31","val":25,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":25,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2013-12-19","val":18.05,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-19","val":18.05,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"}]}},"SharesPaidForTaxWithholdingForShareBasedCompensation":{"label":"Share-based Payment Arrangement, Shares Withheld for Tax Withholding Obligation","description":"Number of shares used to settle grantee's tax withholding obligation for award under share-based payment arrangement.","units":{"shares":[{"start":"2012-01-01","end":"2012-06-30","val":12169,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":12169,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2013-01-01","end":"2013-03-31","val":2275,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":2275,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-09-30","val":2769,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"SignificantAcquisitionsAndDisposalsAcquisitionCostsOrSaleProceeds":{"label":"Significant Acquisitions and Disposals, Acquisition Costs or Sale Proceeds (Deprecated 2015-01-31)","description":"The value of all consideration given or received by the Entity in the significant acquisition or disposal.","units":{"USD":[{"end":"2010-12-31","val":14924000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010Q4I"},{"end":"2010-12-31","val":14924000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":455917000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011Q4I"},{"end":"2011-12-31","val":455917000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2011-12-31","val":455917000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":457015000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2011-12-31","val":457015000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2012-06-30","val":335652000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":371823000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":382126000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2012-12-31","val":382126000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":382126000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"end":"2012-12-31","val":382126000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2013-03-31","val":2966000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"},{"end":"2013-12-31","val":100834000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013Q4I"}]}},"SignificantChangeInUnrecognizedTaxBenefitsIsReasonablyPossibleAmountOfUnrecordedBenefit":{"label":"Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit","description":"The amount of the unrecognized tax benefit of a position taken for which it is reasonably possible that the total amount thereof will significantly increase or decrease within twelve months of the balance sheet date.","units":{"USD":[{"end":"2014-03-31","val":-1100000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":-1100000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2I"}]}},"StockGrantedDuringPeriodValueSharebasedCompensation":{"label":"Shares Granted, Value, Share-based Payment Arrangement, after Forfeiture","description":"Value, after forfeiture, of shares granted under share-based payment arrangement. Excludes employee stock ownership plan (ESOP).","units":{"USD":[{"start":"2012-01-01","end":"2012-06-30","val":222000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":222000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-12-31","val":222000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":222000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"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":"2010-12-31","val":486502000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2010-12-31","val":486502000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2010-12-31","val":486502000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2010Q4I"},{"end":"2011-06-30","val":490149000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2011Q2I"},{"end":"2011-09-30","val":430746000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":371609000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2011-12-31","val":371609000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":371609000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2011-12-31","val":371609000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2011-12-31","val":371609000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":371609000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4I"},{"end":"2012-03-31","val":372161000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":428508000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":564194000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":694014000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":694014000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"end":"2012-12-31","val":694014000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"end":"2012-12-31","val":694014000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"end":"2012-12-31","val":694014000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":694014000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-03-31","val":869066000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"},{"end":"2013-06-30","val":721905000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":710592000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2013-12-31","val":1016600000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":1016600000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":1016600000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"end":"2013-12-31","val":1016600000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"end":"2013-12-31","val":1016600000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4I"},{"end":"2014-03-31","val":1205814000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":1179078000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":1346701000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3I"},{"end":"2014-12-31","val":1392773000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":1392773000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"end":"2014-12-31","val":1392773000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"end":"2014-12-31","val":1392773000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"end":"2014-12-31","val":1392773000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-03-31","val":1383719000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1I"},{"end":"2015-06-30","val":1381629000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2I"},{"end":"2015-09-30","val":1396294000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3I"},{"end":"2015-12-31","val":1388699000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"end":"2015-12-31","val":1388699000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05"},{"end":"2015-12-31","val":1388699000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q4I"},{"end":"2016-03-31","val":1426461000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1I"},{"end":"2016-06-30","val":1403985000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2I"}]}},"StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest":{"label":"Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest","description":"Amount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. Alternate caption for the concept is permanent equity.","units":{"USD":[{"end":"2008-12-31","val":533440000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2008Q4I"},{"end":"2009-12-31","val":570832000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2009-12-31","val":570832000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2009-12-31","val":570832000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2009Q4I"},{"end":"2010-12-31","val":620490000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"end":"2010-12-31","val":620490000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"end":"2010-12-31","val":620490000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2010-12-31","val":620490000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2010-12-31","val":620490000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2010-12-31","val":620490000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2010Q4I"},{"end":"2011-06-30","val":837576000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2011Q2I"},{"end":"2011-09-30","val":680872000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2011Q3I"},{"end":"2011-12-31","val":630037000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"end":"2011-12-31","val":630037000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":630037000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"end":"2011-12-31","val":630037000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"end":"2011-12-31","val":630037000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":630037000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2011-12-31","val":630037000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2011-12-31","val":630037000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2011Q4I"},{"end":"2012-03-31","val":641741000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":681696000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":829686000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05","frame":"CY2012Q3I"},{"end":"2012-12-31","val":956006000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":956006000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"end":"2012-12-31","val":956006000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"end":"2012-12-31","val":956006000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"end":"2012-12-31","val":956006000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"end":"2012-12-31","val":956006000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2012-12-31","val":956006000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2012-12-31","val":956006000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2012Q4I"},{"end":"2013-03-31","val":1095449000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1I"},{"end":"2013-06-30","val":936027000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":923469000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"},{"end":"2013-12-31","val":1335521000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":1335521000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"end":"2013-12-31","val":1335521000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"end":"2013-12-31","val":1335521000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"end":"2013-12-31","val":1335521000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2013-12-31","val":1335521000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013Q4I"},{"end":"2014-03-31","val":1494483000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1I"},{"end":"2014-06-30","val":1464650000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":1633301000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30","frame":"CY2014Q3I"},{"end":"2014-12-31","val":1679316000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":1679316000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"end":"2014-12-31","val":1679316000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"end":"2014-12-31","val":1679316000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"end":"2014-12-31","val":1679316000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-03-31","val":1659348000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1I"},{"end":"2015-06-30","val":1636241000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03","frame":"CY2015Q2I"},{"end":"2015-09-30","val":1647401000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02","frame":"CY2015Q3I"},{"end":"2015-12-31","val":1636211000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"end":"2015-12-31","val":1636211000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05"},{"end":"2015-12-31","val":1636211000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q4I"},{"end":"2016-03-31","val":1676008000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1I"},{"end":"2016-06-30","val":1653621000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2I"}]}},"StockIssuedDuringPeriodSharesConversionOfUnits":{"label":"Stock Issued During Period, Shares, Conversion of Units","description":"The number of shares issued during the period upon the conversion of units. An example of a convertible unit is an umbrella partnership real estate investment trust unit (UPREIT unit).","units":{"shares":[{"start":"2016-01-01","end":"2016-06-30","val":5096,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"StockIssuedDuringPeriodSharesIssuedForServices":{"label":"Stock Issued During Period, Shares, Issued for Services","description":"Number of shares issued in lieu of cash for services contributed to the entity. Number of shares includes, but is not limited to, shares issued for services contributed by vendors and founders.","units":{"shares":[{"start":"2012-01-01","end":"2012-12-31","val":18399,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":26098,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":26098,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":19122,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":19122,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"}]}},"StockIssuedDuringPeriodSharesNewIssues":{"label":"Stock Issued During Period, Shares, New Issues","description":"Number of new stock issued during the period.","units":{"shares":[{"start":"2003-06-01","end":"2003-06-30","val":2400000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2003-06-01","end":"2003-06-30","val":2400000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2009-01-01","end":"2009-12-31","val":6250000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-08-01","end":"2010-08-31","val":1970000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-08-01","end":"2010-08-31","val":1970000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-05-17","end":"2011-05-18","val":1000000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-05-01","end":"2011-05-31","val":1000000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-06-30","val":1046400,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-09-30","val":1046400,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-06-30","val":4300000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":4300000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-12-31","val":18951700,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":18951700,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":18951700,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":18951700,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":12650000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":12650000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-09-30","val":12697865,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-12-31","val":31049976,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":31049976,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":31049976,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":11825000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":11996800,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":22216900,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-12-31","val":23716900,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":23716900,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":367257,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":367257,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":367257,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"}]}},"StockIssuedDuringPeriodSharesShareBasedCompensation":{"label":"Shares Issued, Shares, Share-based Payment Arrangement, after Forfeiture","description":"Number, after forfeiture, of shares or units issued under share-based payment arrangement. Excludes shares or units issued under employee stock ownership plan (ESOP).","units":{"shares":[{"start":"2009-01-01","end":"2009-12-31","val":3921,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":15214,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":15214,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":15214,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":15027,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-09-30","val":17636,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":17636,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":17636,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":17636,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":17636,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-06-30","val":26047,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":26047,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-12-31","val":26047,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":26047,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":26047,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":26047,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-06-30","val":11432,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-09-30","val":11432,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-12-31","val":11432,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":11432,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":11432,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":16481,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":16481,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":15690,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"StockIssuedDuringPeriodSharesShareBasedCompensationGross":{"label":"Shares Issued, Shares, Share-based Payment Arrangement, before Forfeiture","description":"Number, before forfeiture, of shares issued under share-based payment arrangement. Excludes employee stock ownership plan (ESOP).","units":{"shares":[{"start":"2014-01-01","end":"2014-06-30","val":16481,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":16481,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2015-01-01","end":"2015-06-30","val":15690,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":15690,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2016-01-01","end":"2016-06-30","val":16325,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"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":"2012-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06","frame":"CY2012"}]}},"StockIssuedDuringPeriodValueAcquisitions":{"label":"Stock Issued During Period, Value, Acquisitions","description":"Value of stock issued pursuant to acquisitions during the period.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":331260000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":331260000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":331260000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"StockIssuedDuringPeriodValueConversionOfUnits":{"label":"Stock Issued During Period, Value, Conversion of Units","description":"Value of stock issued during the period upon the conversion of units. An example of a convertible unit is an umbrella partnership real estate investment trust unit (UPREIT unit).","units":{"USD":[{"start":"2016-01-01","end":"2016-06-30","val":0,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"StockIssuedDuringPeriodValueIssuedForServices":{"label":"Stock Issued During Period, Value, Issued for Services","description":"Value of stock issued in lieu of cash for services contributed to the entity. Value of the stock issued includes, but is not limited to, services contributed by vendors and founders.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":285000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":285000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":319000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":319000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":263000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":263000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":225000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":450000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":450000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":375000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":375000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"}]}},"StockIssuedDuringPeriodValueNewIssues":{"label":"Stock Issued During Period, Value, New Issues","description":"Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":84457000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2011-01-01","end":"2011-06-30","val":26155000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-09-30","val":26155000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2012-01-01","end":"2012-06-30","val":44995000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":44845000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-12-31","val":229843000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":229843000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":229843000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":229843000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":208947000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":208735000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-09-30","val":209443000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-12-31","val":540499000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":540499000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":540499000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":205166000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":208429000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":391134000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-12-31","val":417684000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":417684000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"}]}},"StockIssuedDuringPeriodValueShareBasedCompensation":{"label":"Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture","description":"Value, after forfeiture, of shares issued under share-based payment arrangement. Excludes employee stock ownership plan (ESOP).","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":58000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":285000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":285000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":285000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":272000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-09-30","val":319000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-12-31","val":198000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":198000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":198000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":198000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-06-30","val":263000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":263000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-12-31","val":263000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":263000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":263000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":263000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":220000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":220000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":220000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":309000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":309000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":275000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"StockIssuedDuringPeriodValueShareBasedCompensationGross":{"label":"Shares Issued, Value, Share-based Payment Arrangement, before Forfeiture","description":"Value, before forfeiture, of shares issued under share-based payment arrangement. Excludes employee stock ownership plan (ESOP).","units":{"USD":[{"start":"2012-01-01","end":"2012-06-30","val":263000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-01-01","end":"2012-09-30","val":263000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-06-30","val":220000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-09-30","val":220000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2014-01-01","end":"2014-06-30","val":309000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-09-30","val":309000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2015-01-01","end":"2015-06-30","val":275000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-09-30","val":275000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2016-01-01","end":"2016-06-30","val":275000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"StockRedeemedOrCalledDuringPeriodValue":{"label":"Stock Redeemed or Called During Period, Value","description":"Equity impact of the value of stock bought back by the entity at the exercise price or redemption price.","units":{"USD":[{"start":"2013-01-01","end":"2013-06-30","val":128942000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-09-30","val":128942000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-12-31","val":128942000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":128942000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":128942000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"}]}},"TaxesExcludingIncomeAndExciseTaxes":{"label":"Taxes, Miscellaneous","description":"All taxes not related to income of the entity or excise or sales taxes levied on the revenue of the entity that are not reported elsewhere. These taxes could include production, real estate, personal property, and pump tax.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":10500000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":10500000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":15600000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":15600000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":21400000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":21400000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"}]}},"TransferMortgagePayable":{"label":"Transfer Mortgage Payable","description":"The fair value of transfer of mortgage payable in noncash investing or financing activities.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":8601000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":8601000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":215285000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":254095000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":254095000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014"}]}},"TransferOfInvestments":{"label":"Transfer from Investments","description":"Value of investments transferred from the entity's investments in noncash transactions.","units":{"USD":[{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2014-01-01","end":"2014-03-31","val":12626000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"}]}},"TransferOfOtherRealEstate":{"label":"Real Estate Owned, Transfer from Real Estate Owned","description":"Value transferred out of real estate owned (REO) in noncash transactions.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":16260000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":16260000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":16260000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":24079000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":24079000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":49578000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":49578000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":27248000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":27248000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":24079000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":21373000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":21373000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":75000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"TransferOfPortfolioLoansAndLeasesToHeldForSale1":{"label":"Transfer of Portfolio Loans and Leases to Held-for-sale","description":"Value of loans and leases held in the entity's portfolio transferred to loans and leases held-for-sale in noncash transactions.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":566000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":0,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-01-01","end":"2014-09-30","val":0,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-01-01","end":"2014-12-31","val":2035000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":24340000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":24340000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":179000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":179000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-01-01","end":"2015-09-30","val":2035000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-01-01","end":"2015-12-31","val":1003000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2016-01-01","end":"2016-03-31","val":1003000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":10674000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"}]}},"TransferToInvestments":{"label":"Transfer to Investments","description":"Value of investments transferred to the entity's investments in noncash transactions.","units":{"USD":[{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2013Q1"},{"start":"2014-01-01","end":"2014-03-31","val":1824000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12","frame":"CY2014Q1"}]}},"UnrecognizedTaxBenefits":{"label":"Unrecognized Tax Benefits","description":"Amount of unrecognized tax benefits.","units":{"USD":[{"end":"2011-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011Q4I"},{"end":"2012-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2012-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012Q4I"},{"end":"2013-12-31","val":7999000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":7999000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2013-12-31","val":7999000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":6857000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":6857000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":6857000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"UnrecognizedTaxBenefitsIncreasesResultingFromAcquisition":{"label":"Unrecognized Tax Benefits, Increase Resulting from Acquisition","description":"Amount of increase in unrecognized tax benefits resulting from acquisitions.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":8000000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":6900000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2014"}]}},"UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions":{"label":"Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions","description":"Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":7999000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":7999000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations":{"label":"Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations","description":"Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":1142000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":1142000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":0,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"ValuationAllowanceDeferredTaxAssetChangeInAmount":{"label":"Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount","description":"Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset.","units":{"USD":[{"start":"2013-01-01","end":"2013-12-31","val":500000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013"}]}},"ValuationAllowancesAndReservesBalance":{"label":"SEC Schedule, 12-09, Valuation Allowances and Reserves, Amount","description":"Amount of valuation and qualifying accounts and reserves.","units":{"USD":[{"end":"2009-12-31","val":2951000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06","frame":"CY2009Q4I"},{"end":"2010-12-31","val":2810000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2010-12-31","val":2810000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2010Q4I"},{"end":"2011-12-31","val":1812000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2011-12-31","val":1812000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2011-12-31","val":1812000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2011Q4I"},{"end":"2012-12-31","val":1606000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"end":"2012-12-31","val":1606000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2012-12-31","val":1606000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2012-12-31","val":1606000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2012Q4I"},{"end":"2013-12-31","val":2694000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":2695000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2013-12-31","val":2695000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013Q4I"},{"end":"2014-12-31","val":1860000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"end":"2014-12-31","val":1860000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4I"},{"end":"2015-12-31","val":635000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4I"}]}},"ValuationAllowancesAndReservesChargedToCostAndExpense":{"label":"SEC Schedule, 12-09, Valuation Allowances and Reserves, Additions, Charge to Cost and Expense","description":"Amount of increase in valuation and qualifying accounts and reserves from charge to cost and expense.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":1223000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":1351000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":1351000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":795000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":795000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":795000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":1581000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":1581000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":1581000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":717000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":717000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":173000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"ValuationAllowancesAndReservesDeductions":{"label":"SEC Schedule, 12-09, Valuation Allowances and Reserves, Deduction","description":"Amount of decrease in valuation and qualifying accounts and reserves.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":1364000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":2349000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":2349000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":1001000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":1001000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":1001000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-12-31","val":-493000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":492000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":492000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":1552000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":1552000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2015-01-01","end":"2015-12-31","val":1398000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"}]}},"WeightedAverageNumberOfDilutedSharesOutstanding":{"label":"Weighted Average Number of Shares Outstanding, Diluted","description":"The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.","units":{"shares":[{"start":"2009-01-01","end":"2009-12-31","val":19304000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":21400000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-04-01","end":"2010-06-30","val":21410000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":21413000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":21438000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":21421000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":21421000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":21421000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":21476000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2011-01-01","end":"2011-03-31","val":21476000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-03-31","val":21476000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":21483000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":21483000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":21489000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":21489000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":21489000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-04-01","end":"2011-06-30","val":21489000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":21489000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":21489000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":21502000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":21502000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":21502000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-07-01","end":"2011-09-30","val":21502000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":21497000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":21497000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":21497000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":21497,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2011-10-01","end":"2011-12-31","val":21541000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-10-01","end":"2011-12-31","val":21541000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4"},{"start":"2012-01-01","end":"2012-03-31","val":21568000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":21568000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-03-31","val":21568000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2012-01-01","end":"2012-03-31","val":21568000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-03-31","val":21568,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":22504000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":22504000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":23440000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":21440000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-04-01","end":"2012-06-30","val":23440000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":23440000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-04-01","end":"2012-06-30","val":23440,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":27199000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":27199000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":36487000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":36387000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-07-01","end":"2012-09-30","val":36487000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":36487000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-07-01","end":"2012-09-30","val":36487,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":31542000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":31542000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":31542,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":31542000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2012-10-01","end":"2012-12-31","val":44476000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-10-01","end":"2012-12-31","val":44476000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-10-01","end":"2012-12-31","val":44476,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4"},{"start":"2013-01-01","end":"2013-03-31","val":56849000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":56849,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-03-31","val":56849000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2013-01-01","end":"2013-03-31","val":56849000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":62720000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":62720000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":68526000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":68526,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-04-01","end":"2013-06-30","val":68526000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":68526000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":64689000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":64689000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":68564000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":68564,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-07-01","end":"2013-09-30","val":68564000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":68564000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":66336,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":66336000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":66336000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2013-10-01","end":"2013-12-31","val":71221,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-10-01","end":"2013-12-31","val":71221000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4"},{"start":"2014-01-01","end":"2014-03-31","val":102614000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":102614000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-03-31","val":102614000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2014-01-01","end":"2014-03-31","val":102614000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":103619000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":103619000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":99092000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":99092000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-04-01","end":"2014-06-30","val":99092000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":99092000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":104217000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":104217000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":100016000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":100016000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-07-01","end":"2014-09-30","val":100016000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":100016000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":107319000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":107319000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2014-10-01","end":"2014-12-31","val":116521000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-10-01","end":"2014-12-31","val":116521000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-03-31","val":116531000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":116531000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"start":"2015-01-01","end":"2015-03-31","val":116531000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":116638000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":116638000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":116666000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":116666000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"start":"2015-04-01","end":"2015-06-30","val":116666000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":116667000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":116723000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":116723000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":116691000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2015-10-01","end":"2015-12-31","val":116760000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4"},{"start":"2016-01-01","end":"2016-03-31","val":116687000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":116957000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":111725000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"WeightedAverageNumberOfShareOutstandingBasicAndDiluted":{"label":"Weighted Average Number of Shares Outstanding, Basic and Diluted","description":"Average number of shares or units issued and outstanding that are used in calculating basic and diluted earnings per share (EPS).","units":{"shares":[{"start":"2010-01-01","end":"2010-12-31","val":21421000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":21421000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":21497000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":21497000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":21497000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":31542000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":31542000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":31542000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2013-01-01","end":"2013-12-31","val":66336000,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013"}]}},"WeightedAverageNumberOfSharesOutstandingBasic":{"label":"Weighted Average Number of Shares Outstanding, Basic","description":"Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.","units":{"shares":[{"start":"2009-01-01","end":"2009-12-31","val":19304000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":21400000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2010-04-01","end":"2010-06-30","val":21410000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":21413000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2010-07-01","end":"2010-09-30","val":21438000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":21421000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2010-01-01","end":"2010-12-31","val":21421000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2010-01-01","end":"2010-12-31","val":21421000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":21476000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2011-01-01","end":"2011-03-31","val":21476000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-03-31","val":21476000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":21483000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-01-01","end":"2011-06-30","val":21483000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":21489000,"accn":"0000729237-11-000045","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-05"},{"start":"2011-04-01","end":"2011-06-30","val":21489000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2011-04-01","end":"2011-06-30","val":21489000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-04-01","end":"2011-06-30","val":21489000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":21489000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-01-01","end":"2011-09-30","val":21489000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":21502000,"accn":"0000729237-11-000063","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2011-11-09"},{"start":"2011-07-01","end":"2011-09-30","val":21502000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2011-07-01","end":"2011-09-30","val":21502000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-07-01","end":"2011-09-30","val":21502000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":21497000,"accn":"0000729237-12-000016","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-12"},{"start":"2011-01-01","end":"2011-12-31","val":21497000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-01-01","end":"2011-12-31","val":21497000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2011-01-01","end":"2011-12-31","val":21497,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2011-10-01","end":"2011-12-31","val":21541000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2011-10-01","end":"2011-12-31","val":21541000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03","frame":"CY2011Q4"},{"start":"2012-01-01","end":"2012-03-31","val":21568000,"accn":"0000729237-12-000023","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"start":"2012-01-01","end":"2012-03-31","val":21568000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-03-31","val":21568000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2012-01-01","end":"2012-03-31","val":21568000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-03-31","val":21568,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":22504000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":22504000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":23440000,"accn":"0000729237-12-000032","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":23440000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-04-01","end":"2012-06-30","val":23440000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2012-04-01","end":"2012-06-30","val":23440000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-04-01","end":"2012-06-30","val":23440,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":27199000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-01-01","end":"2012-09-30","val":27199000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":36487000,"accn":"0000729237-12-000049","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-05"},{"start":"2012-07-01","end":"2012-09-30","val":36487000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-07-01","end":"2012-09-30","val":36487000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":36487000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-07-01","end":"2012-09-30","val":36487,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":31542000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-01-01","end":"2012-12-31","val":31542000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-01-01","end":"2012-12-31","val":31542,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-01-01","end":"2012-12-31","val":31542000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2012"},{"start":"2012-10-01","end":"2012-12-31","val":44476000,"accn":"0000729237-13-000030","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-06"},{"start":"2012-10-01","end":"2012-12-31","val":44476000,"accn":"0000729237-14-000002","fy":2012,"fp":"FY","form":"8-K","filed":"2014-01-03"},{"start":"2012-10-01","end":"2012-12-31","val":44476,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4"},{"start":"2013-01-01","end":"2013-03-31","val":56849000,"accn":"0000729237-13-000036","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-06"},{"start":"2013-01-01","end":"2013-03-31","val":56849,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-03-31","val":56849000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2013-01-01","end":"2013-03-31","val":56849000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":62720000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-01-01","end":"2013-06-30","val":62720000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":68526000,"accn":"0000729237-13-000084","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-05"},{"start":"2013-04-01","end":"2013-06-30","val":68526,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-04-01","end":"2013-06-30","val":68526000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2013-04-01","end":"2013-06-30","val":68526000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":64689000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-01-01","end":"2013-09-30","val":64689000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":68564000,"accn":"0000729237-13-000111","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":68564,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-07-01","end":"2013-09-30","val":68564000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2013-07-01","end":"2013-09-30","val":68564000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q3"},{"start":"2013-01-01","end":"2013-12-31","val":66336,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-01-01","end":"2013-12-31","val":66336000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2013-01-01","end":"2013-12-31","val":66336000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2013"},{"start":"2013-10-01","end":"2013-12-31","val":71221,"accn":"0000729237-14-000019","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2013-10-01","end":"2013-12-31","val":71221000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25","frame":"CY2013Q4"},{"start":"2014-01-01","end":"2014-03-31","val":97356000,"accn":"0000729237-14-000048","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-12"},{"start":"2014-01-01","end":"2014-03-31","val":97356000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-03-31","val":97356000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2014-01-01","end":"2014-03-31","val":97356000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":98219000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-01-01","end":"2014-06-30","val":98219000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":99092000,"accn":"0000729237-14-000085","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-07"},{"start":"2014-04-01","end":"2014-06-30","val":99092000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-04-01","end":"2014-06-30","val":99092000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2014-04-01","end":"2014-06-30","val":99092000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":98825000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-01-01","end":"2014-09-30","val":98825000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":100016000,"accn":"0000729237-14-000123","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-10-30"},{"start":"2014-07-01","end":"2014-09-30","val":100016000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-07-01","end":"2014-09-30","val":100016000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2014-07-01","end":"2014-09-30","val":100016000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":101913000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-01-01","end":"2014-12-31","val":101913000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014"},{"start":"2014-10-01","end":"2014-12-31","val":111076000,"accn":"0000729237-15-000031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-25"},{"start":"2014-10-01","end":"2014-12-31","val":111076000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2014Q4"},{"start":"2015-01-01","end":"2015-03-31","val":111216000,"accn":"0000729237-15-000056","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04"},{"start":"2015-01-01","end":"2015-03-31","val":111216000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"start":"2015-01-01","end":"2015-03-31","val":111216000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":111381000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-01-01","end":"2015-06-30","val":111381000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":111543000,"accn":"0000729237-15-000075","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-03"},{"start":"2015-04-01","end":"2015-06-30","val":111543000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25"},{"start":"2015-04-01","end":"2015-06-30","val":111543000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":111449000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":111583000,"accn":"0000729237-15-000087","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-02"},{"start":"2015-07-01","end":"2015-09-30","val":111583000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q3"},{"start":"2015-01-01","end":"2015-12-31","val":111490000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015"},{"start":"2015-10-01","end":"2015-12-31","val":111614000,"accn":"0000729237-16-000111","fy":2015,"fp":"FY","form":"10-K","filed":"2016-02-25","frame":"CY2015Q4"},{"start":"2016-01-01","end":"2016-03-31","val":111658000,"accn":"0000729237-16-000124","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-05","frame":"CY2016Q1"},{"start":"2016-01-01","end":"2016-06-30","val":111692000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":111725000,"accn":"0000729237-16-000137","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}}}}}