{"cik":759458,"entityName":"CANANDAIGUA NATIONAL CORP","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":"2011-07-24","val":1887154,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2011Q2I"},{"end":"2011-07-24","val":1887154,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2011-07-24","val":1887154,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2011-07-24","val":1887154,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2011-07-24","val":1887154,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-07-24","val":1887154,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-07-24","val":1887154,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-07-24","val":1887254,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2011-07-24","val":1887892,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2011-07-24","val":471973,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"}]}},"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":167341000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2I"},{"end":"2010-09-30","val":167341000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3I"},{"end":"2010-12-31","val":196091000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2012-03-31","val":167341000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":167341000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2I"},{"end":"2012-06-30","val":167341000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2012-09-30","val":167341000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3I"},{"end":"2012-09-30","val":167341000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-09-30","val":167341000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2012-09-30","val":167341000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"}]}}},"us-gaap":{"AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment":{"label":"Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment","description":"Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.","units":{"USD":[{"end":"2010-12-31","val":26325000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2011-12-31","val":28539000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2011Q4I"},{"end":"2011-12-31","val":28539000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2011-12-31","val":28539000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2011-12-31","val":28539000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2011-12-31","val":28539000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-12-31","val":31457000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":31457000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":31457000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":31457000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"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":199000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":199000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":199000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":700000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":-1204000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":-1455000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":-1455000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":-1455000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":-1455000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":-1455000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":-1040000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":-2531000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":-2902000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":-2937000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":-2937000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":-2937000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":-2937000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":-2421000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":-2242000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":-2522000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"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":8823000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":8823000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":8823000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":8826000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":8829000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":8834000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":8834000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":8834000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":8834000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":8834000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":8834000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":8851000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":8887000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":9974000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":9974000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":9974000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":9974000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":9974000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":10003000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":10003000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"AllowanceForLoanAndLeaseLossesWriteOffs":{"label":"Allowance for Loan and Lease Losses, Write-offs","description":"Amount of loans and leases that have been written off from both loan receivables and allowance reserve for credit loss.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-2964000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-2930000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-01-01","end":"2010-09-30","val":-4155000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":-5998000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":-5998000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":-705000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-1286000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":-1286000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":-581000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":-2177000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":-2177000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":-891000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-4563000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":-4563000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":-710000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-1665000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":-955000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":-2526000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":-861000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-4203000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"}]}},"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":1063000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":497000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":248000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":746000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":249000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":995000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":995000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":222000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":444000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":444000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":222000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":222000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":665000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":665000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":221000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":221000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":1187000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":1187000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":203000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":203000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":704000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":704000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":501000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":501000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":1194000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":1194000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":490000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":490000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":1504000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":310000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":626000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":316000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":939000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":313000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"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":"2010-06-30","val":1623958000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2I"},{"end":"2010-09-30","val":1664559000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3I"},{"end":"2010-12-31","val":1661504000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":1661504000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":1661504000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":1689894000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":1714958000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":1760764000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":1761306000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":1761470000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":1761470000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":1761470000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":1799382000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":1848371000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":1897383000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":1887028000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":1887028000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":1887028000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":1887028000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":1914445000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":1903078000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":1953505000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"AvailableForSaleDebtSecuritiesAmortizedCostBasis":{"label":"Debt Securities, Available-for-sale, Amortized Cost","description":"Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).","units":{"USD":[{"end":"2010-12-31","val":112660000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q4I"},{"end":"2011-09-30","val":110362000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":112187000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":112187000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":112187000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":112187000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"}]}},"AvailableForSaleSecurities":{"label":"Available-for-sale Securities","description":"Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.","units":{"USD":[{"end":"2010-12-31","val":113995000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":113995000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":113995000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":118318000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":112634000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":114258000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":114258000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":114258000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":114258000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":114258000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":107330000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":100087000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":101241000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":102774000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":102774000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":102774000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":102774000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":110899000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":102631000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":110188000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"AvailableForSaleSecuritiesAmortizedCost":{"label":"Available-for-sale Securities, Amortized Cost Basis","description":"This item represents the cost of debt and equity securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any.","units":{"USD":[{"end":"2010-12-31","val":112660000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":112660000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":116495000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-12-31","val":112187000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2011Q4I"},{"end":"2012-03-31","val":105642000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":98378000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":99647000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":101536000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":101536000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":101536000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":101536000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":109679000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":103957000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":112008000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue":{"label":"Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value","description":"This item represents the aggregate fair value of investments in debt and equity securities in an unrealized loss position which are categorized neither as held-to-maturity nor trading securities.","units":{"USD":[{"end":"2010-12-31","val":30761000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":30761000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":30761000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":32424000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":7158000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":9720000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":9720000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":9720000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":9720000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":9720000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":24598000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":18630000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":21247000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":33068000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":33068000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":33068000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":33068000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":46826000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":70769000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":77450000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue":{"label":"Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value","description":"This item represents the aggregate fair value of investments in debt and equity securities categorized neither as held-to-maturity nor trading securities that have been in a continuous unrealized loss position for less than twelve months.","units":{"USD":[{"end":"2010-12-31","val":28631000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":28631000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":28631000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":30607000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":6288000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":7965000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":7965000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":7965000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":7965000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":7965000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":22274000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":16771000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":17811000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":29588000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":29588000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":29588000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":29588000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":43314000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":63556000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":75647000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue":{"label":"Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value","description":"This item represents the aggregate fair value of investments in debt and equity securities categorized neither as held-to-maturity nor trading securities that have been in a continuous unrealized loss position for twelve months or longer.","units":{"USD":[{"end":"2010-12-31","val":2130000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":2130000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":2130000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":1817000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":870000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":1755000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":1755000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":1755000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":1755000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":1755000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":2324000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":1859000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":3436000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":3480000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":3480000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":3480000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":3480000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":3512000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":7213000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":1803000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost":{"label":"Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10","description":"Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in sixth through tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2011-06-30","val":50052000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":43883000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":52045000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2011Q4I"},{"end":"2012-03-31","val":48177000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":46976000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":48470000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":51537000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012Q4I"},{"end":"2013-03-31","val":62118000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":63768000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":73244000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue":{"label":"Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10","description":"Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in sixth through tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2011-06-30","val":49819000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":44095000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":52348000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2011Q4I"},{"end":"2012-03-31","val":48268000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":47071000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":48492000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":51361000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012Q4I"},{"end":"2013-03-31","val":62009000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":61675000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":70713000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost":{"label":"Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year One Through Five","description":"Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in second through fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2011-06-30","val":42426000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":42277000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":36872000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2011Q4I"},{"end":"2012-03-31","val":35050000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":31686000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":30120000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":29102000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012Q4I"},{"end":"2013-03-31","val":26368000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":23065000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":23187000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue":{"label":"Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year One Through Five","description":"Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in second through fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2011-06-30","val":44213000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":44134000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":38480000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2011Q4I"},{"end":"2012-03-31","val":36529000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":32910000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":31362000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":30187000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012Q4I"},{"end":"2013-03-31","val":27385000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":23724000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":23781000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost":{"label":"Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year 10","description":"Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing after tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2011-06-30","val":4411000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":3103000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":2998000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2011Q4I"},{"end":"2012-03-31","val":5112000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":2875000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":2867000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":3787000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012Q4I"},{"end":"2013-03-31","val":3779000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":3768000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":3761000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue":{"label":"Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 10","description":"Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing after tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2011-06-30","val":4384000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":2950000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":2843000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2011Q4I"},{"end":"2012-03-31","val":4886000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":2823000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":2773000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":3749000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012Q4I"},{"end":"2013-03-31","val":3772000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":3631000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":3644000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost":{"label":"Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, Year One","description":"Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2011-06-30","val":19606000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":19803000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":18977000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2011Q4I"},{"end":"2012-03-31","val":16011000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":14549000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":15897000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":14817000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012Q4I"},{"end":"2013-03-31","val":15121000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":11063000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":9523000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue":{"label":"Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, Year One","description":"Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2011-06-30","val":19902000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":20041000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":19180000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2011Q4I"},{"end":"2012-03-31","val":16165000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":14782000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":16085000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":14976000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012Q4I"},{"end":"2013-03-31","val":15233000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":11174000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":9633000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"AvailableForSaleSecuritiesDebtSecurities":{"label":"Debt Securities, Available-for-sale","description":"Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).","units":{"USD":[{"end":"2010-12-31","val":113995000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q4I"},{"end":"2011-09-30","val":111220000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":114258000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q4I"},{"end":"2011-12-31","val":112851000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":105848000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":97586000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":98712000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":100273000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012Q4I"},{"end":"2013-03-31","val":108399000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":100204000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":107771000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"AvailableForSaleSecuritiesGrossUnrealizedLosses1":{"label":"Available-for-sale Securities, Gross Unrealized Losses (Deprecated 2013-01-31)","description":"This item represents the gross unrealized losses for securities, at a point in time, which are categorized neither as held-to-maturity nor trading securities.","units":{"USD":[{"end":"2010-12-31","val":930000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":930000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":930000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":568000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":348000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":337000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":337000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":337000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":337000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":337000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":398000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":253000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":310000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":-403000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":-403000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":-403000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":403000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":-306000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":-2430000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":-2840000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"AvailableforsaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLosses1":{"label":"Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses (Deprecated 2012-01-31)","description":"This item represents the excess of amortized cost basis over fair value of securities that have been in a loss position for twelve months or longer for those securities which are categorized neither as held-to-maturity nor trading securities.","units":{"USD":[{"end":"2010-12-31","val":246000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":246000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":246000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":208000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":291000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":316000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q4I"},{"end":"2011-12-31","val":316000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":316000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":316000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":283000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":208000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":250000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"}]}},"AvailableforsaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLosses2":{"label":"Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses (Deprecated 2013-01-31)","description":"Amount of the excess of amortized cost basis over fair value of securities that have been in a loss position for twelve months or longer for securities which are categorized neither as held-to-maturity nor trading securities.","units":{"USD":[{"end":"2011-12-31","val":316000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2012-12-31","val":208000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":208000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":208000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":208000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":170000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":226000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":151000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"AvailableforsaleSecuritiesContinuousUnrealizedLossPositionAggregateLosses1":{"label":"Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses (Deprecated 2012-01-31)","description":"This item represents the excess of amortized cost basis over fair value of securities in a loss position and which are categorized neither as held-to-maturity nor trading securities.","units":{"USD":[{"end":"2010-12-31","val":930000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":930000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":930000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":568000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":348000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":337000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q4I"},{"end":"2011-12-31","val":337000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":337000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":337000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":398000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":253000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":310000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"}]}},"AvailableforsaleSecuritiesContinuousUnrealizedLossPositionAggregateLosses2":{"label":"Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses (Deprecated 2013-01-31)","description":"Amount of the excess of amortized cost basis over fair value of securities in a loss position and categorized neither as held-to-maturity nor trading securities.","units":{"USD":[{"end":"2011-12-31","val":337000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2012-12-31","val":403000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":403000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":403000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":403000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":306000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":2430000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":2840000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"AvailableforsaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLosses1":{"label":"Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses (Deprecated 2012-01-31)","description":"This item represents the excess of amortized cost basis over fair value of securities that have been in a loss position for less than twelve months for those securities which are categorized neither as held-to-maturity nor trading securities.","units":{"USD":[{"end":"2010-12-31","val":684000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":684000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":684000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":360000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":57000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":21000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q4I"},{"end":"2011-12-31","val":21000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":21000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":21000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":115000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":45000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":60000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"}]}},"AvailableforsaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLosses2":{"label":"Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses (Deprecated 2013-01-31)","description":"Amount of the excess of amortized cost basis over fair value of securities that have been in a loss position for less than twelve months for securities categorized neither as held-to-maturity nor trading securities.","units":{"USD":[{"end":"2011-12-31","val":21000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2012-12-31","val":195000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":195000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":195000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":195000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":136000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":2204000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":2689000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"AvailableforsaleSecuritiesGrossUnrealizedGain":{"label":"Available-for-sale Securities, Gross Unrealized Gains (Deprecated 2013-01-31)","description":"This item represents the gross unrealized gains for securities, at a point in time, which are categorized neither as held-to-maturity nor trading securities.","units":{"USD":[{"end":"2010-12-31","val":2265000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":2265000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":2265000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":2391000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":2620000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":2408000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":2408000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":2408000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":2408000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":2408000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":2086000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":1962000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":1904000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":1641000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":1641000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":1641000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":1641000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":1526000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":1104000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":1020000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"BrokerageCommissionsRevenue":{"label":"Brokerage Commissions Revenue","description":"Amount of commission revenue from buying and selling securities on behalf of customers.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":86000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2011-01-01","end":"2011-09-30","val":70000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-07-01","end":"2011-09-30","val":25000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":280000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":548000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":1234000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":686000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":2024000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":2024000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":790000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":790000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":2819000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":166000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":709000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":543000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":1103000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":394000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"BusinessAcquisitionCostOfAcquiredEntityCashPaid":{"label":"Business Acquisition, Cost of Acquired Entity, Cash Paid (Deprecated 2013-01-31)","description":"Amount of cash paid to acquire the entity.","units":{"USD":[{"end":"2012-09-30","val":5000000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":5000000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":5000000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":5000000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":5000000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"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":"2012-09-30","val":7700000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"}]}},"BusinessAcquisitionPurchasePriceAllocationAmortizableIntangibleAssets":{"label":"Business Acquisition, Purchase Price Allocation, Amortizable Intangible Assets (Deprecated 2013-01-31)","description":"The amount of acquisition cost of a business combination allocated to an identifiable intangible asset that will be amortized.","units":{"USD":[{"end":"2012-09-30","val":3000000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"}]}},"BusinessAcquisitionPurchasePriceAllocationAssetsAcquired":{"label":"Business Acquisition, Purchase Price Allocation, Assets Acquired (Deprecated 2013-01-31)","description":"The amount of acquisition cost of a business combination allocated to assets acquired.","units":{"USD":[{"end":"2012-09-30","val":1369000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"}]}},"BusinessAcquisitionPurchasePriceAllocationCurrentAssetsCashAndCashEquivalents":{"label":"Business Acquisition, Purchase Price Allocation, Current Assets, Cash and Cash Equivalents (Deprecated 2013-01-31)","description":"The amount of cash and cash equivalents acquired in a business combination.","units":{"USD":[{"end":"2012-09-30","val":525000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":525000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":525000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":525000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":525000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"BusinessAcquisitionPurchasePriceAllocationCurrentLiabilitiesAccruedLiabilities":{"label":"Business Acquisition, Purchase Price Allocation, Current Liabilities, Accrued Liabilities (Deprecated 2013-01-31)","description":"The amount of acquisition cost of a business combination allocated to accrued expenses of the acquired entity.","units":{"USD":[{"end":"2012-12-31","val":-338000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":-338000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":-338000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":-338000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"BusinessAcquisitionPurchasePriceAllocationCurrentLiabilitiesOtherLiabilities":{"label":"Business Acquisition, Purchase Price Allocation, Current Liabilities, Other Liabilities (Deprecated 2013-01-31)","description":"The amount of acquisition cost of a business combination allocated to other current liabilities of the acquired entity. Does not include amounts allocated to the current portion of long-term debt, accounts payable and accrued expenses.","units":{"USD":[{"end":"2012-09-30","val":338000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"}]}},"BusinessAcquisitionPurchasePriceAllocationDeferredIncomeTaxesAssetLiabilityNet":{"label":"Business Acquisition, Purchase Price Allocation, Deferred Taxes Asset (Liability), Net, Noncurrent (Deprecated 2013-01-31)","description":"Amount of acquisition cost of a business combination allocated to noncurrent deferred tax assets net of valuation allowance and noncurrent deferred tax liabilities.","units":{"USD":[{"end":"2012-12-31","val":-1280000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":-1280000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":-1280000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":-1280000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"BusinessAcquisitionPurchasePriceAllocationGoodwillAmount":{"label":"Business Acquisition, Purchase Price Allocation, Goodwill Amount (Deprecated 2013-01-31)","description":"Amount of goodwill arising from a business combination, which is the excess of the cost of the acquired entity over the amounts assigned to assets acquired and liabilities assumed.","units":{"USD":[{"end":"2012-09-30","val":6331000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":6751000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":6751000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":6751000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":6751000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"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":"2012-09-30","val":6836000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"}]}},"BusinessAcquisitionPurchasePriceAllocationNoncurrentLiabilities":{"label":"Business Acquisition, Purchase Price Allocation, Noncurrent Liabilities (Deprecated 2013-01-31)","description":"The amount of acquisition cost of a business combination allocated to noncurrent liabilities of the acquired entity.","units":{"USD":[{"end":"2012-09-30","val":1560000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"}]}},"BusinessAcquisitionPurchasePriceAllocationNotesPayableAndLongTermDebt":{"label":"Business Acquisition, Purchase Price Allocation, Notes Payable and Long-term Debt (Deprecated 2013-01-31)","description":"The amount of acquisition cost of a business combination allocated to notes payables and long-term debt assumed from the acquired entity.","units":{"USD":[{"end":"2012-12-31","val":-6836000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":-6836000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":-6836000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":-6836000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"BusinessAcquisitionPurchasePriceAllocationOtherNoncurrentAssets":{"label":"Business Acquisition, Purchase Price Allocation, Other Noncurrent Assets (Deprecated 2013-01-31)","description":"Amount of acquisition cost of a business combination allocated to other noncurrent assets not separately disclosed.","units":{"USD":[{"end":"2012-09-30","val":5617000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":5617000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":5617000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":5617000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":5617000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"BusinessAcquisitionPurchasePriceAllocationPropertyPlantAndEquipment":{"label":"Business Acquisition, Purchase Price Allocation, Property, Plant and Equipment (Deprecated 2013-01-31)","description":"The amount of acquisition cost of a business combination allocated to property, plant and equipment to be used in ongoing operations.","units":{"USD":[{"end":"2012-09-30","val":61000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":61000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":61000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":61000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":61000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"BusinessAcquisitionPurchasePriceAllocationTangibleAssets":{"label":"Business Acquisition, Purchase Price Allocation, Tangible Assets (Deprecated 2013-01-31)","description":"The amount of acquisition cost of a business combination allocated to tangible assets.","units":{"USD":[{"end":"2012-12-31","val":2300000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":2300000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":2300000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":2300000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"BusinessCombinationAcquisitionOfLessThan100PercentNoncontrollingInterestFairValue":{"label":"Business Combination, Acquisition of Less than 100 Percent, Noncontrolling Interest, Fair Value","description":"This element represents the fair value of the noncontrolling interest in the acquiree at the acquisition date.","units":{"USD":[{"end":"2012-09-30","val":-2700000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"}]}},"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":32670000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2008Q4I"},{"end":"2009-12-31","val":78224000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2009Q4I"},{"end":"2009-12-31","val":78224000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2009-12-31","val":78224000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2009-12-31","val":78224000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2010-06-30","val":113452000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2I"},{"end":"2010-09-30","val":126508000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3I"},{"end":"2010-12-31","val":138229000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010Q4I"},{"end":"2010-12-31","val":138229000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2010-12-31","val":138229000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2010-12-31","val":138229000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2010-12-31","val":138229000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2010-12-31","val":138229000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":138229000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-03-31","val":216368000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1I"},{"end":"2011-06-30","val":195820000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2I"},{"end":"2011-06-30","val":195820000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-09-30","val":172380000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3I"},{"end":"2011-09-30","val":172380000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2011-12-31","val":126740000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2011Q4I"},{"end":"2011-12-31","val":126740000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2011-12-31","val":126740000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2011-12-31","val":126740000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2011-12-31","val":126740000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":126740000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":126740000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":126740000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":105573000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1I"},{"end":"2012-03-31","val":105573000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2012-06-30","val":114158000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2I"},{"end":"2012-06-30","val":114158000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2012-09-30","val":121137000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3I"},{"end":"2012-09-30","val":121137000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2012-12-31","val":91159000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":91159000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":91159000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":91159000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":115889000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":100093000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":100840000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"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":45554000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":35228000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-01-01","end":"2010-09-30","val":48284000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":60005000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":60005000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":78139000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":57591000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":57591000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":34151000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":34151000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":-11489000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":-11489000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":-21167000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":-21167000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":-12582000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":-12582000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":-5603000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":-5603000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":-35581000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":24730000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":8934000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":9681000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"CashAndDueFromBanks":{"label":"Cash and Due from Banks","description":"For banks and other depository institutions: Includes cash on hand (currency and coin), cash items in process of collection, noninterest bearing deposits due from other financial institutions (including corporate credit unions), and noninterest bearing balances with the Federal Reserve Banks, Federal Home Loan Banks and central banks.","units":{"USD":[{"end":"2010-12-31","val":28951000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":28951000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":28951000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":31411000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":35400000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":52715000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":52715000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":52715000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":52715000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":52715000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":35266000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":40331000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":40011000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":47748000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":47748000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":47748000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":47748000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":29486000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":36925000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":53483000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"CommonStockDividendsPerShareCashPaid":{"label":"Common Stock, Dividends, Per Share, Cash Paid","description":"Aggregate dividends paid during the period for each share of common stock outstanding.","units":{"USD/shares":[{"start":"2011-01-01","end":"2011-03-31","val":5.7,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q1"}]}},"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":"2011-04-01","end":"2011-06-30","val":5.75,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2"}]}},"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":20,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":20,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2011-09-30","val":20,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":20,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":20,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":20,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":20,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":20,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":20,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":20,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":20,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":20,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":20,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":20,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":20,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":20,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":20,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":20,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"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":16000000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":16000000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2011-06-30","val":4000000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":16000000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":16000000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":16000000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":16000000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":16000000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":16000000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":16000000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":16000000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":16000000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":16000000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":16000000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":16000000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":16000000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":16000000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":16000000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":16000000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"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":1946496,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":1946496,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2011-09-30","val":1946496,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":1946496,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":1946496,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":1946496,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":1946496,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":1946496,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":1946496,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":1946496,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":1946496,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":1946496,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":1946496,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":1946496,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":1946496,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":1946496,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":1946496,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":1946496,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"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":9732000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":9732000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":9732000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":9732000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":9732000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":9732000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":9732000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":9732000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":9732000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":9732000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":9732000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":9732000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":9732000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":9732000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":9732000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":9732000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":9732000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":9732000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":9732000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":9732000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"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":17095000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":4892000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":9884000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":4992000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":13005000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-07-01","end":"2011-09-30","val":3121000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":14271000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":3986000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":3986000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":6943000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":6943000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":2957000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":2957000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":11509000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":11509000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":4566000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":4566000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":17135000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":5386000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":9584000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":4198000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":15663000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":6079000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"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":"2010-01-01","end":"2010-12-31","val":17095000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":4892000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":9884000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":4992000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":13005000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-07-01","end":"2011-09-30","val":3121000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":14658000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":3944000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":3944000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":6877000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":7009000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":2849000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":2849000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":11626000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":11626000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":4515000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":4515000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":17355000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":5602000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":9234000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":4064000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":16011000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":6081000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"ContractuallySpecifiedServicingFeesAmount":{"label":"Contractually Specified Servicing Fees, Amount","description":"All amounts that, per contract, are due to the servicer in exchange for servicing the financial asset and would no longer be received by a servicer if the beneficial owners of the serviced assets (or their trustees or agents) were to exercise their actual or potential authority under the contract to shift the servicing to another servicer. Depending on the servicing contract, those fees may include some or all of the difference between the interest rate collected on the asset being serviced and the rate to be paid to the beneficial owners of the asset.","units":{"USD":[{"start":"2010-01-01","end":"2010-06-30","val":668000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":339000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":1007000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":339000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2011-01-01","end":"2011-03-31","val":343000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":711000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":704000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":364000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":1068000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":1058000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":357000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2012-01-01","end":"2012-03-31","val":346000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1"},{"start":"2012-04-01","end":"2012-06-30","val":712000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2"},{"start":"2012-07-01","end":"2012-09-30","val":1075000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3"}]}},"CurrentFederalTaxExpenseBenefit":{"label":"Current Federal Tax Expense (Benefit)","description":"Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":4920000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":5882000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":5882000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2010-01-01","end":"2010-12-31","val":5882000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2010-01-01","end":"2010-12-31","val":5882000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"start":"2010-01-01","end":"2010-12-31","val":5882000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-12-31","val":5706000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":5706000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2011-01-01","end":"2011-12-31","val":5706000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2011-01-01","end":"2011-12-31","val":5706000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"start":"2011-01-01","end":"2011-12-31","val":5706000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-12-31","val":8260000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":8260000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-12-31","val":8260000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2012-01-01","end":"2012-12-31","val":8260000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"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":"2009-01-01","end":"2009-12-31","val":5990000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":6968000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":6968000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2010-01-01","end":"2010-12-31","val":6968000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2010-01-01","end":"2010-12-31","val":6968000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"start":"2010-01-01","end":"2010-12-31","val":6968000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-12-31","val":6752000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":6752000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2011-01-01","end":"2011-12-31","val":6752000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2011-01-01","end":"2011-12-31","val":6752000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"start":"2011-01-01","end":"2011-12-31","val":6752000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-12-31","val":9762000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":9762000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-12-31","val":9762000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2012-01-01","end":"2012-12-31","val":9762000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"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":"2009-01-01","end":"2009-12-31","val":1070000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":1086000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":1086000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2010-01-01","end":"2010-12-31","val":1086000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2010-01-01","end":"2010-12-31","val":1086000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"start":"2010-01-01","end":"2010-12-31","val":1086000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-12-31","val":1046000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":1046000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2011-01-01","end":"2011-12-31","val":1046000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2011-01-01","end":"2011-12-31","val":1046000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"start":"2011-01-01","end":"2011-12-31","val":1046000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-12-31","val":1502000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":1502000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-12-31","val":1502000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2012-01-01","end":"2012-12-31","val":1502000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"DebtInstrumentBasisSpreadOnVariableRate":{"label":"Debt Instrument, Basis Spread on Variable Rate (Deprecated 2013-01-31)","description":"The percentage points added to the reference rate to compute the variable rate on the debt instrument.","units":{"pure":[{"end":"2007-12-31","val":0.014,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2007Q4I"},{"end":"2007-12-31","val":0.014,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":0.014,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":0.014,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2012-03-31","val":0.014,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":0.014,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":0.014,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"}]}},"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":"2007-12-31","val":30900000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2007Q4I"},{"end":"2007-12-31","val":30900000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2007-12-31","val":30900000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2007-12-31","val":30900000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2007-12-31","val":30900000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":30900000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":30900000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"}]}},"DeferredFederalIncomeTaxExpenseBenefit":{"label":"Deferred Federal Income Tax Expense (Benefit)","description":"Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-468000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":-513000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":-513000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2010-01-01","end":"2010-12-31","val":-513000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2010-01-01","end":"2010-12-31","val":-513000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"start":"2010-01-01","end":"2010-12-31","val":-513000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-12-31","val":-347000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":-347000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2011-01-01","end":"2011-12-31","val":-347000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2011-01-01","end":"2011-12-31","val":-347000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"start":"2011-01-01","end":"2011-12-31","val":-347000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-12-31","val":-1262000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":-1262000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-12-31","val":-1262000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2012-01-01","end":"2012-12-31","val":-1262000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"DeferredFinanceCostsNet":{"label":"Debt Issuance Costs, Net","description":"Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.","units":{"USD":[{"end":"2010-12-31","val":5962000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":5962000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":5962000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":5214000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":5608000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":7634000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":7634000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":7634000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":7634000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":7634000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":9054000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":9188000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":9523000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":9549000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":9549000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":9549000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":9549000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":9572000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":10143000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":10553000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"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":-589000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":-763000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":-763000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2010-01-01","end":"2010-12-31","val":-763000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2010-01-01","end":"2010-12-31","val":-763000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"start":"2010-01-01","end":"2010-12-31","val":-763000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-12-31","val":-574000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":-574000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2011-01-01","end":"2011-12-31","val":-574000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2011-01-01","end":"2011-12-31","val":-574000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"start":"2011-01-01","end":"2011-12-31","val":-574000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-12-31","val":-1328000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":-1328000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-12-31","val":-1328000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2012-01-01","end":"2012-12-31","val":-1328000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"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":"2009-01-01","end":"2009-12-31","val":-121000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":-250000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":-250000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2010-01-01","end":"2010-12-31","val":-250000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2010-01-01","end":"2010-12-31","val":-250000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"start":"2010-01-01","end":"2010-12-31","val":-250000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-12-31","val":-227000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":-227000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2011-01-01","end":"2011-12-31","val":-227000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2011-01-01","end":"2011-12-31","val":-227000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"start":"2011-01-01","end":"2011-12-31","val":-227000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-12-31","val":-66000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":-66000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-12-31","val":-66000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2012-01-01","end":"2012-12-31","val":-66000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"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":"2010-12-31","val":1473330000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":1473330000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":1473330000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":1494588000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":1515834000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":1546610000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":1546610000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":1546610000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":1546610000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":1546610000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":1583525000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":1629577000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":1675679000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":1662863000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":1662863000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":1662863000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":1662863000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":1690441000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":1675827000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":1720649000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"DepreciationAmortizationAndAccretionNet":{"label":"Depreciation, Amortization and Accretion, Net","description":"The aggregate net amount of depreciation, amortization, and accretion recognized during an accounting period. As a noncash item, the net amount is added back to net income when calculating cash provided by or used in operations using the indirect method.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":5071000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":2406000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-01-01","end":"2010-09-30","val":3916000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":5285000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":5285000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":1359000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":2739000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":2739000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":4117000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":4117000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":6097000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":6097000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":1597000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":1597000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":3502000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":3502000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":5443000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":5443000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":7216000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":1773000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":3565000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":5273000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"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":8.06,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":18.83,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":11.36,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":7.2,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":2.49,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":9.35,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":9.35,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":2.3,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":4.97,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":19.87,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":2.67,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":10.68,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":7.63,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":7.63,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":2.66,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":2.66,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":8.64,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":8.64,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":2.41,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":1.87,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2012-01-01","end":"2012-03-31","val":1.87,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":4.28,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":4.28,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":2.41,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":2.41,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":6.93,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":6.93,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":2.64,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":2.64,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":9.98,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":2.67,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":4.85,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":2.18,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":8.22,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":3.37,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"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":7.92,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":18.53,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":11.19,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":7.09,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":2.45,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":9.2,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":9.2,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":2.26,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":4.88,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":19.54,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":2.62,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":10.51,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":7.49,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":7.49,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":2.61,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":2.61,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":8.48,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":8.48,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":2.36,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":1.83,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2012-01-01","end":"2012-03-31","val":1.83,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":4.19,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":4.19,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":2.36,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":2.36,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":6.77,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":6.77,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":2.58,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":2.58,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":9.76,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":2.63,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":4.77,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":2.15,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":8.08,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":3.31,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"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":"2009-01-01","end":"2009-12-31","val":26.2,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":0.26,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":0.26,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2010-01-01","end":"2010-12-31","val":0.26,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2010-01-01","end":"2010-12-31","val":0.26,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"start":"2010-01-01","end":"2010-12-31","val":26,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-12-31","val":0.28,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":0.28,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2011-01-01","end":"2011-12-31","val":0.28,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2011-01-01","end":"2011-12-31","val":0.28,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"start":"2011-01-01","end":"2011-12-31","val":28,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-12-31","val":0.3,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":0.3,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-12-31","val":0.3,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2012-01-01","end":"2012-12-31","val":0.3,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1":{"label":"Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings","description":"Amount of gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3).","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":-34000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"}]}},"FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncome":{"label":"Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Other Comprehensive Income (Loss) (Deprecated 2012-01-31)","description":"This element represents total gains or losses for the period (realized and unrealized), arising from assets measured at fair value on a recurring basis using unobservable inputs (Level 3), which are included in other comprehensive income (a separate component of shareholders' equity).","units":{"USD":[{"start":"2011-01-01","end":"2011-06-30","val":41000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":-54000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-06-30","val":51000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":29000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"}]}},"FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss":{"label":"Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Other Comprehensive Income (Loss)","description":"Amount of gain (loss) recognized in other comprehensive income (OCI) from asset measured at fair value on recurring basis using unobservable input (level 3).","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":-125000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":28000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":51000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":23000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":29000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":4000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":25000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":10000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":6000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":-8000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":21000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":15000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3":{"label":"Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers out of Level 3","description":"Amount of transfers of financial instrument classified as an asset out of level 3 of the fair value hierarchy.","units":{"USD":[{"start":"2012-01-01","end":"2012-03-31","val":-730000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":-730000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":-730000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":-730000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":-704000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":-704000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":0,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":0,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":-704000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":0,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":0,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue":{"label":"Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value","description":"Fair value of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.","units":{"USD":[{"end":"2010-12-31","val":958000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010Q4I"},{"end":"2010-12-31","val":958000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2010-12-31","val":958000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-06-30","val":999000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2I"},{"end":"2011-09-30","val":904000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3I"},{"end":"2011-12-31","val":799000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2011Q4I"},{"end":"2011-12-31","val":799000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2011-12-31","val":799000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2011-12-31","val":799000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2011-12-31","val":799000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":799000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2012-03-31","val":97000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q1I"},{"end":"2012-03-31","val":97000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-06-30","val":120000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q2I"},{"end":"2012-06-30","val":120000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-06-30","val":120000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2012-09-30","val":124000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3I"},{"end":"2012-09-30","val":124000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2012-12-31","val":120000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":120000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":124000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":120000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":134000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q1I"},{"end":"2013-03-31","val":134000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2013-06-30","val":126000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q2I"},{"end":"2013-06-30","val":126000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2013-09-30","val":141000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"FederalDepositInsuranceCorporationPremiumExpense":{"label":"Federal Deposit Insurance Corporation Premium Expense","description":"Amount of expense for Federal Deposit Insurance Corporation (FDIC) insurance.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":2586000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":0,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":0,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":0,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":0,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":2152000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":2152000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":679000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":850000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":0,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":171000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":0,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":1128000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":0,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":278000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":0,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":1405000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":1405000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":283000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":283000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":567000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":567000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":284000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":284000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":852000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":852000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":285000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":285000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":1186000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":321000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":595000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":274000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":878000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":283000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"FederalFundsSold":{"label":"Federal Funds Sold","description":"The amount outstanding of funds lent to other depository institutions, securities brokers, or securities dealers in the form of Federal Funds sold; for example, immediately available funds lent under agreements or contracts that mature in one business day or roll over under a continuing contract, regardless of the nature of the transaction or the collateral involved, excluding overnight lending for commercial and industrial purposes. Also include Federal Funds sold under agreements to resell on a gross basis, excluding (1) sales of term Federal Funds, (2) due bills representing purchases of securities or other assets by the reporting bank that have not yet been delivered and similar instruments, (3) resale agreements that mature in more than one business day involving assets other than securities, and (4) yield maintenance dollar repurchase agreements.","units":{"USD":[{"end":"2010-12-31","val":105078000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":105078000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":105078000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":160839000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":130063000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":67535000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":67535000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":67535000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":67535000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":67535000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":64425000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":65364000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":71898000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":34644000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":34644000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":34644000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":34644000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":79507000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":59834000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":43863000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"FederalHomeLoanBankStockAndFederalReserveBankStock":{"label":"Federal Home Loan Bank Stock and Federal Reserve Bank Stock","description":"Amount of Federal Home Loan Bank (FHLB) and Federal Reserve Bank stock.","units":{"USD":[{"end":"2011-12-31","val":2656000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2012-12-31","val":2733000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":2733000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":2733000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":2733000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":2767000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":2917000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":2917000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"FeesAndCommissionsDepositorAccounts":{"label":"Fees and Commissions, Depositor Accounts (Deprecated 2018-01-31)","description":"Includes amounts charged depositors for: (1) maintenance of their accounts (maintenance charges); (2) failure to maintain specified minimum balances on account; (3) exceeding the number of checks or transactions allowed to be processed in a given period; (4) checks drawn on no minimum balance deposit accounts; (5) withdrawals from nontransaction deposit accounts; (6) closing savings accounts before a specified minimum period of time has elapsed; (7) accounts which have remained inactive for extended periods of time or which have become dormant; (8) use of automated teller machines or remote service units; (9) checks drawn against insufficient funds that the bank assesses regardless of whether it decides to pay, return or hold the check; (10) issuing stop payment orders; (11) certifying checks; and (12) accumulating or disbursing funds deposited in IRAs or Keogh Plan accounts when not handled by the bank's trust department. This item does not include penalties assessed on the early withdrawal of time deposits.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":9019000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":5297000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":2742000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":8096000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":2799000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":10725000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":10725000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":2585000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":5307000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":5307000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":2722000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":2722000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":8115000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":8115000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":2808000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":2808000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":10972000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":10972000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":2823000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":2823000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":5677000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":5677000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":2854000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":2854000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":8627000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":8627000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":2950000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":2950000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":11713000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":2759000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":5698000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":2939000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":8998000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":3300000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"FeesAndCommissionsFiduciaryAndTrustActivities":{"label":"Fees and Commissions, Fiduciary and Trust Activities (Deprecated 2018-01-31)","description":"Income from services rendered by trust departments or by any consolidated subsidiaries acting in a fiduciary capacity, including fees earned for (1) acting as an agent for fiduciary placement and loans and (2) custody or investment advisory services when such fees are not separately billed to the customer. This item excludes commissions and fees received for the accumulation or disbursement of funds deposited to Individual Retirement or Keogh plan accounts when such are not handled by the reporting entity's trust department.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":10056000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":5404000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":2598000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":8063000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":2659000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":10984000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":10984000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":3099000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":6216000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":6216000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":3117000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":3117000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":9401000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":9401000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":3185000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":3185000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":12445000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":12632000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":3219000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":3810000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":6391000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":7553000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":3172000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":3743000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":9609000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":9609000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":3218000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":3218000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":12916000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":3575000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":7382000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":3807000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":11412000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":4030000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"FeesAndCommissionsMortgageBanking":{"label":"Fees and Commissions, Mortgage Banking (Deprecated 2018-01-31)","description":"The noninterest income derived from mortgage banking activities (fees and commissions), excluding fees earned from servicing third-party assets.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":3015000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":910000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":542000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":1470000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":560000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":2366000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":2366000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":370000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":810000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":810000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":440000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":443000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":1377000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":1377000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":567000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":567000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":2126000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":2126000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":599000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":599000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":1569000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":1569000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":970000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":970000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":2712000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":2712000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":1143000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":1143000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":3959000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":1140000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":2085000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":945000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":2830000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":745000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"FeesAndCommissionsMortgageBankingAndServicing":{"label":"Fees and Commissions, Mortgage Banking and Servicing","description":"Income from mortgage banking activities (fees and commissions) and servicing real estate mortgages, credit cards, and other financial assets held by others net of any related impairment of capitalized service costs. Also includes any premiums received in lieu of regular servicing fees on such loans only as earned over the life of the loans.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":582000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":413000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":215000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":644000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":231000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":877000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":877000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":219000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":466000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":466000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":247000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":243000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":701000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":701000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":235000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":235000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":928000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":928000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":204000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":204000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":430000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":430000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":226000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":226000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":631000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":640000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":201000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":210000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":876000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":226000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":449000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":223000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":682000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":233000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"FinancingReceivableAllowanceForCreditLosses":{"label":"Financing Receivable, Allowance for Credit Loss","description":"Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.","units":{"USD":[{"end":"2008-12-31","val":11992000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2008Q4I"},{"end":"2009-12-31","val":14232000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2009Q4I"},{"end":"2009-12-31","val":14232000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2009-12-31","val":14232000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2009-12-31","val":14232000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2010-06-30","val":14911000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2I"},{"end":"2010-09-30","val":15723000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3I"},{"end":"2010-12-31","val":15635000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010Q4I"},{"end":"2010-12-31","val":15635000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2010-12-31","val":15635000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2010-12-31","val":15635000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2010-12-31","val":15635000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2010-12-31","val":15635000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":15635000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-03-31","val":15910000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1I"},{"end":"2011-06-30","val":15837000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2I"},{"end":"2011-06-30","val":15837000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-09-30","val":16687000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3I"},{"end":"2011-09-30","val":16687000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2011-12-31","val":16095000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q4I"},{"end":"2011-12-31","val":16095000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":16095000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":16095000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":16841000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":17273000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":18140000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"}]}},"FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment":{"label":"Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment","description":"The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment.","units":{"USD":[{"end":"2011-06-30","val":1008000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":998000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":751000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2011Q4I"},{"end":"2012-03-31","val":839000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"}]}},"FinancingReceivableRecordedInvestment30To59DaysPastDue":{"label":"Financing Receivable, Recorded Investment, 30 to 59 Days Past Due (Deprecated 2015-01-31)","description":"Financing receivables that are less than 60 days past due but more than 29 days past due.","units":{"USD":[{"end":"2010-12-31","val":11281000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":11281000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":11281000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":5318000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":4316000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":5679000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":5679000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":5679000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":5679000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":5679000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":6771000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":7210000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":5637000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":11894000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":11894000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":11894000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":11894000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":5248000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":7354000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":14464000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"FinancingReceivableRecordedInvestment60To89DaysPastDue":{"label":"Financing Receivable, Recorded Investment, 60 to 89 Days Past Due (Deprecated 2015-01-31)","description":"Financing receivables that are less than 90 days past due but more than 59 days past due.","units":{"USD":[{"end":"2010-12-31","val":3110000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":3110000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":3110000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":3812000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":2216000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":1319000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":1319000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":1319000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":1319000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":1319000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":3828000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":1939000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":2317000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":7317000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":7317000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":7317000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":7317000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":2843000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":1587000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":2731000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing":{"label":"Financing Receivable, 90 Days or More Past Due, Still Accruing","description":"Amount of financing receivable 90 days or more past due and still accruing.","units":{"USD":[{"end":"2009-12-31","val":1087000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009Q4I"},{"end":"2010-06-30","val":883000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2I"},{"end":"2010-09-30","val":820000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3I"},{"end":"2010-12-31","val":1589000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010Q4I"},{"end":"2010-12-31","val":1589000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2010-12-31","val":1589000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":1589000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-03-31","val":208000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1I"},{"end":"2011-06-30","val":2177000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2I"},{"end":"2011-06-30","val":2177000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-09-30","val":1368000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3I"},{"end":"2011-09-30","val":1368000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2011-12-31","val":969000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":969000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":969000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":969000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":969000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":554000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1I"},{"end":"2012-03-31","val":554000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2012-06-30","val":314000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2I"},{"end":"2012-06-30","val":314000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2012-09-30","val":417000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3I"},{"end":"2012-09-30","val":417000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2012-12-31","val":722000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":722000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":722000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":722000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":470000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":202000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":947000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"FinancingReceivableRecordedInvestmentCurrent":{"label":"Financing Receivable, Not Past Due","description":"Amount of financing receivable not past due.","units":{"USD":[{"end":"2010-12-31","val":1161671000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":1161671000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":1161671000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":1138978000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":1188771000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":1259613000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":1259613000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":1259613000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":1259613000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":1259613000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":1321544000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":1367569000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":1401276000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":1414520000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":1414520000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":1414520000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":1411520000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":1418704000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":1441191000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":1464221000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"FinancingReceivableRecordedInvestmentEqualToGreaterThan90DaysPastDue":{"label":"Financing Receivable, Recorded Investment, Equal to Greater than 90 Days Past Due (Deprecated 2015-01-31)","description":"Financing receivables that are equal to or greater than 90 days past due.","units":{"USD":[{"end":"2010-12-31","val":22832000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":22832000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":22832000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":22616000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":22436000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":18276000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":18276000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":18276000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":18276000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":18276000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":19912000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":20420000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":19234000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":18492000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":18492000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":18492000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":18492000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":16326000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":15121000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":15473000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"FinancingReceivableRecordedInvestmentNonaccrualStatus":{"label":"Financing Receivable, Nonaccrual","description":"Amount of financing receivable on nonaccrual status.","units":{"USD":[{"end":"2009-12-31","val":18547000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009Q4I"},{"end":"2010-06-30","val":22042000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2I"},{"end":"2010-09-30","val":22850000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3I"},{"end":"2010-12-31","val":21243000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010Q4I"},{"end":"2010-12-31","val":21243000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2010-12-31","val":21243000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":21243000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-03-31","val":22760000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1I"},{"end":"2011-06-30","val":20439000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2I"},{"end":"2011-06-30","val":20439000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-09-30","val":21068000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3I"},{"end":"2011-09-30","val":21068000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2011-12-31","val":17307000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":17307000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":17307000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":17307000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":17307000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":19358000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1I"},{"end":"2012-03-31","val":19358000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2012-06-30","val":20106000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2I"},{"end":"2012-06-30","val":20106000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2012-09-30","val":18817000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3I"},{"end":"2012-09-30","val":18817000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2012-12-31","val":17770000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":17770000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":17770000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":17770000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":15856000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":14919000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":14526000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"FinancingReceivableRecordedInvestmentPastDue":{"label":"Financing Receivable, Past Due","description":"Amount of financing receivable past due.","units":{"USD":[{"end":"2010-12-31","val":37223000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":37223000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":37223000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":31746000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":28968000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":25274000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":25274000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":25274000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":25274000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":25274000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":30511000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":29569000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":27188000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":37703000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":37703000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":37703000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":37703000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":24417000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":24062000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":32668000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"FurnitureAndFixturesGross":{"label":"Furniture and Fixtures, Gross","description":"Amount before accumulated depreciation of equipment commonly used in offices and stores that have no permanent connection to the structure of a building or utilities. Examples include, but are not limited to, desks, chairs, tables, and bookcases.","units":{"USD":[{"end":"2010-12-31","val":18009000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2011-12-31","val":19520000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2011Q4I"},{"end":"2011-12-31","val":19520000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2011-12-31","val":19520000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2011-12-31","val":19520000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2011-12-31","val":19520000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-12-31","val":20878000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":20878000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":20878000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":20878000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"GainLossOnSaleOfDebtInvestments":{"label":"Gain (Loss) on Sale of Debt Investments","description":"The difference between the carrying value and the sale price of debt securities, not separately or otherwise categorized as trading, available-for-sale, or held-to-maturity. This element refers to the gain (loss) included in earnings and not to the cash proceeds of the sale.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-159000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-104000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":-99000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":-170000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":-66000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":-170000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":-170000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":-1000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-97000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":-97000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":-96000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":-96000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":-131000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":-131000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":-34000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":-34000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":-191000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":-191000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":-6000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":-6000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":-91000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":-91000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":-85000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":-85000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":-89000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":-89000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":2000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":2000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":-118000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-62000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-99000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":-37000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-94000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":5000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"GainLossOnSaleOfPropertyPlantEquipment":{"label":"Gain (Loss) on Disposition of Property Plant Equipment","description":"Amount of gain (loss) on sale or disposal of property, plant and equipment assets, including oil and gas property and timber property.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":61000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":6000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-01-01","end":"2010-09-30","val":48000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":32000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":32000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":17000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":21000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":21000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":27000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":27000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":105000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":105000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":122000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":122000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":-95000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":-95000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":129000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":129000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":213000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":8000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":9000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":238000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"Goodwill":{"label":"Goodwill","description":"Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.","units":{"USD":[{"end":"2010-12-31","val":8818000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":8818000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":8818000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":8818000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":8818000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":15570000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":15150000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":15810000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":15810000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":15810000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":15810000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":15810000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":15150000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":15570000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":15570000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":15570000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":15570000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":15570000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":15570000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":15570000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"HeldToMaturitySecurities":{"label":"Debt Securities, Held-to-maturity","description":"Amount of investment in debt security measured at amortized cost (held-to-maturity).","units":{"USD":[{"end":"2010-12-31","val":155881000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":155881000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":155881000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":150245000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":157670000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":167225000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":167225000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":167225000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":167225000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":167225000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":165464000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":168073000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":177836000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":175850000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":175850000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":175850000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":175850000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":176539000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":171322000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":182038000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLosses":{"label":"Held-to-maturity Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses (Deprecated 2013-01-31)","description":"This item represents the excess of amortized cost basis over fair value of securities that have been in a loss position for twelve months or longer for those securities which are categorized as held-to-maturity.","units":{"USD":[{"end":"2010-12-31","val":48000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":48000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":48000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":43000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":26000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":55000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":55000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":55000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":55000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":55000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":61000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":23000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":42000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":46000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":46000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":46000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":46000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":45000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":127000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":93000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAggregateLosses":{"label":"Held-to-maturity Securities, Continuous Unrealized Loss Position, Aggregate Losses (Deprecated 2013-01-31)","description":"This item represents the excess of amortized cost basis over fair value of securities in a loss position and which are categorized as held-to-maturity.","units":{"USD":[{"end":"2010-12-31","val":327000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":327000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":327000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":157000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":175000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":135000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":135000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":135000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":135000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":135000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":182000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":118000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":66000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":112000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":112000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":112000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":112000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":94000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":789000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":716000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue":{"label":"Debt Securities, Held-to-maturity, Unrealized Loss Position, Fair Value","description":"Fair value of investment in debt security measured at amortized cost (held-to-maturity), in unrealized loss position.","units":{"USD":[{"end":"2010-12-31","val":16878000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":16878000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":16878000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":14104000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":16847000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":12533000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":12533000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":12533000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":12533000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":12533000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":20391000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":22391000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":9105000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":15853000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":15853000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":15853000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":15853000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":11777000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":56613000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":54727000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLosses":{"label":"Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses (Deprecated 2013-01-31)","description":"This item represents the excess of amortized cost basis over fair value of securities that have been in a loss position for less than twelve months for those securities which are categorized as held-to-maturity.","units":{"USD":[{"end":"2010-12-31","val":279000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":279000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":279000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":114000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":149000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":80000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":80000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":80000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":80000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":80000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":121000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":95000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":24000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":66000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":66000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":66000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":66000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":49000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":662000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":623000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue":{"label":"Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value","description":"Fair value of investment in debt security measured at amortized cost (held-to-maturity), in continuous unrealized loss position for less than 12 months.","units":{"USD":[{"end":"2010-12-31","val":12101000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":12101000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":12101000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":10860000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":14093000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":7886000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":7886000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":7886000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":7886000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":7886000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":15819000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":18521000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":3441000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":10044000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":10044000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":10044000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":10044000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":6778000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":39947000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":48634000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue":{"label":"Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value","description":"Fair value of investment in debt security measured at amortized cost (held-to-maturity), in continuous unrealized loss position for 12 months or longer.","units":{"USD":[{"end":"2010-12-31","val":4777000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":4777000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":4777000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":3244000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":2754000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":4647000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":4647000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":4647000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":4647000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":4647000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":4572000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":3870000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":5664000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":5809000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":5809000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":5809000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":5809000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":4999000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":16666000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":6093000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue":{"label":"Debt Securities, Held-to-Maturity, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10","description":"Fair value of investment in debt security measured at amortized cost (held-to-maturity), with single maturity date and allocated without single maturity date, maturing in sixth through tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2011-06-30","val":15095000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":17835000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":16583000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2011Q4I"},{"end":"2012-03-31","val":17890000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":10498000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":12577000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":9536000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012Q4I"},{"end":"2013-03-31","val":10972000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":6036000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":11196000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount":{"label":"Debt Securities, Held-to-Maturity, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10","description":"Amount of investment in debt security measured at amortized cost (held-to-maturity), with single maturity date and allocated without single maturity date, maturing in sixth through tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2011-06-30","val":14971000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":17504000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":16055000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2011Q4I"},{"end":"2012-03-31","val":17588000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":10244000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":12278000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":9476000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012Q4I"},{"end":"2013-03-31","val":10902000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":6158000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":11289000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue":{"label":"Debt Securities, Held-to-Maturity, Fair Value, Maturity, Allocated and Single Maturity Date, after Year One Through Five","description":"Fair value of investment in debt security measured at amortized cost (held-to-maturity), with single maturity date and allocated without single maturity date, maturing in second through fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2011-06-30","val":108539000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":115276000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":123264000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2011Q4I"},{"end":"2012-03-31","val":122171000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":129149000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":135324000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":137204000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012Q4I"},{"end":"2013-03-31","val":135804000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":135069000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":139921000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount":{"label":"Debt Securities, Held-to-Maturity, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year One Through Five","description":"Amount of investment in debt security measured at amortized cost (held-to-maturity), with single maturity date and allocated without single maturity date, maturing in second through fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2011-06-30","val":104310000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":110886000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":119175000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2011Q4I"},{"end":"2012-03-31","val":118385000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":125802000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":131445000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":133956000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012Q4I"},{"end":"2013-03-31","val":132540000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":133852000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":138747000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue":{"label":"Debt Securities, Held-to-Maturity, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 10","description":"Fair value of investment in debt security measured at amortized cost (held-to-maturity), with single maturity date and allocated without single maturity date, maturing after tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2011-06-30","val":1102000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":1205000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":1203000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2011Q4I"},{"end":"2012-03-31","val":1153000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":1197000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":1210000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":1199000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012Q4I"},{"end":"2013-03-31","val":1100000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":935000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":896000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount":{"label":"Debt Securities, Held-to-Maturity, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year 10","description":"Amount of investment in debt security measured at amortized cost (held-to-maturity), with single maturity date and allocated without single maturity date, maturing after tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2011-06-30","val":920000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":896000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":888000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2011Q4I"},{"end":"2012-03-31","val":845000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":836000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":808000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":780000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012Q4I"},{"end":"2013-03-31","val":760000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":740000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":719000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue":{"label":"Debt Securities, Held-to-Maturity, Fair Value, Maturity, Allocated and Single Maturity Date, Year One","description":"Fair value of investment in debt security measured at amortized cost (held-to-maturity), with single maturity date and allocated without single maturity date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2011-06-30","val":30514000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":28805000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":31467000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2011Q4I"},{"end":"2012-03-31","val":28895000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":31704000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":33820000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":32076000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012Q4I"},{"end":"2013-03-31","val":32617000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":30986000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":31708000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount":{"label":"Debt Securities, Held-to-Maturity, Amortized Cost, Maturity, Allocated and Single Maturity Date, Year One","description":"Amount of investment in debt security measured at amortized cost (held-to-maturity), with single maturity date and allocated without single maturity date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2011-06-30","val":30044000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":28384000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":31107000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2011Q4I"},{"end":"2012-03-31","val":28646000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":31191000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":33305000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":31638000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012Q4I"},{"end":"2013-03-31","val":32337000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":30572000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":31283000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"HeldToMaturitySecuritiesFairValue":{"label":"Debt Securities, Held-to-maturity, Fair Value","description":"Fair value of investment in debt security measured at amortized cost (held-to-maturity).","units":{"USD":[{"end":"2010-12-31","val":160401000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":160401000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":160401000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-03-31","val":172517000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1I"},{"end":"2011-06-30","val":155250000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":163121000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":160401000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":160401000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":160401000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":160401000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":172517000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":163121000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":163121000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":163121000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":160401000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":160401000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":160401000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":163121000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":163121000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":163121000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":163121000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"HeldToMaturitySecuritiesFairValueDisclosure":{"label":"Held-to-maturity Securities, Fair Value Disclosure (Deprecated 2013-01-31)","description":"This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents investments in debt securities which are categorized as held-to-maturity and that have scheduled maturities more than one year from the balance sheet date or operating cycle, if longer; such investments are normally measured at amortized cost (carrying value) unless circumstances indicate that the value to be recovered from the investment is less than its carried amount. The held-to-maturity category is for those securities that the Company has the positive intent and ability to hold until maturity.","units":{"USD":[{"end":"2010-12-31","val":160401000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2011-12-31","val":163121000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2011Q4I"}]}},"HeldToMaturitySecuritiesUnrecognizedHoldingLoss":{"label":"Held-to-maturity Securities, Unrecognized Holding Loss (Deprecated 2013-01-31)","description":"As of the balance sheet date, the excess of carrying value (amortized cost) over fair value of a debt security categorized as held-to-maturity, exclusive of dividend or interest income recognized but not yet received and exclusive of any write-downs for other-than-temporary impairment. Such item represents the gross unrecognized holding loss.","units":{"USD":[{"end":"2010-12-31","val":327000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":327000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":327000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":157000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":175000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":135000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":135000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":135000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":135000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":135000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":182000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":118000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":66000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":112000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":112000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":112000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":112000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":94000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":789000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":716000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"HeldtomaturitySecuritiesUnrecognizedHoldingGain":{"label":"Held-to-maturity Securities, Unrecognized Holding Gain (Deprecated 2013-01-31)","description":"As of the balance sheet date, the excess of fair value over carrying value (amortized cost) of a debt security categorized as held-to-maturity, exclusive of dividend or interest income recognized but not yet received and exclusive of any write-downs for other-than-temporary impairment. Such item represents the gross unrecognized holding gain.","units":{"USD":[{"end":"2010-12-31","val":4847000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":4847000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":4847000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":5162000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":5626000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":5427000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":5427000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":5427000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":5427000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":5427000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":4827000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":4593000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":5161000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":4277000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":4277000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":4277000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":4277000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":4048000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":2493000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":2399000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"ImpairedFinancingReceivableAverageRecordedInvestment":{"label":"Impaired Financing Receivable, Average Recorded Investment","description":"Average amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":14306000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":21300000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-01-01","end":"2010-09-30","val":21713000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":21862000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":21862000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2010-01-01","end":"2010-12-31","val":21862000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":21862000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-03-31","val":22069000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":21618000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":21618000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":21481000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":21481000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":20394000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":20394000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-12-31","val":20394000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-12-31","val":20394000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2011-01-01","end":"2011-12-31","val":20394000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":19545000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":19545000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":19461000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":19461000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":18898000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":18898000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":19014000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":19014000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-12-31","val":19014000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2012-01-01","end":"2012-12-31","val":19014000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"start":"2013-01-01","end":"2013-03-31","val":18137000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":16840000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":16742000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"ImpairedFinancingReceivableInterestIncomeCashBasisMethod":{"label":"Impaired Financing Receivable, Interest Income, Cash Basis Method","description":"Amount of interest income recognized on a cash-basis method of accounting that the financing receivables (with related allowance for credit losses and without a related allowance for credit losses) were impaired.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":35000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":35000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":35000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2010-01-01","end":"2010-12-31","val":35000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":35000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-03-31","val":0,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":0,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-12-31","val":127000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":127000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-12-31","val":127000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-12-31","val":127000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2011-01-01","end":"2011-12-31","val":127000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":103000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":103000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":138000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":138000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":216000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":216000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":433000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":433000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-12-31","val":433000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2012-01-01","end":"2012-12-31","val":433000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"start":"2013-01-01","end":"2013-03-31","val":62000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":72000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":90000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"ImpairedFinancingReceivableRecordedInvestment":{"label":"Impaired Financing Receivable, Recorded Investment","description":"Amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.","units":{"USD":[{"end":"2009-12-31","val":18547000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009Q4I"},{"end":"2010-06-30","val":24052000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2I"},{"end":"2010-09-30","val":22850000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3I"},{"end":"2010-12-31","val":21655000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010Q4I"},{"end":"2010-12-31","val":21655000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2010-12-31","val":21655000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":21655000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-03-31","val":22760000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1I"},{"end":"2011-06-30","val":20439000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2I"},{"end":"2011-06-30","val":20439000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-09-30","val":21068000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3I"},{"end":"2011-09-30","val":21068000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2011-12-31","val":17307000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":17307000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":17307000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":17307000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":17307000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":19358000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1I"},{"end":"2012-03-31","val":19358000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2012-06-30","val":20106000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2I"},{"end":"2012-06-30","val":20106000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2012-09-30","val":18817000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3I"},{"end":"2012-09-30","val":18817000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2012-12-31","val":17770000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":17770000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":17770000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":17770000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":15856000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":14919000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":14526000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"ImpairedFinancingReceivableRelatedAllowance":{"label":"Impaired Financing Receivable, Related Allowance","description":"Amount of allowance for credit losses related to recorded investment.","units":{"USD":[{"end":"2009-12-31","val":2799000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009Q4I"},{"end":"2010-06-30","val":1334000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2I"},{"end":"2010-09-30","val":833000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3I"},{"end":"2010-12-31","val":674000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010Q4I"},{"end":"2010-12-31","val":674000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2010-12-31","val":674000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":674000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-03-31","val":933000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1I"},{"end":"2011-06-30","val":2580000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2I"},{"end":"2011-06-30","val":2580000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-09-30","val":2904000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3I"},{"end":"2011-09-30","val":2904000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2011-12-31","val":1138000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":1138000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":1138000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":1138000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":1138000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":1522000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1I"},{"end":"2012-03-31","val":1522000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2012-06-30","val":1133000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2I"},{"end":"2012-06-30","val":1133000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2012-09-30","val":2418000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3I"},{"end":"2012-09-30","val":2418000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2012-12-31","val":603000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":603000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":603000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":603000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":609000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":714000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":529000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"ImpairedFinancingReceivableUnpaidPrincipalBalance":{"label":"Impaired Financing Receivable, Unpaid Principal Balance","description":"Amount of unpaid principal balance of impaired financing receivables with related allowance for credit losses and without related allowance for credit losses.","units":{"USD":[{"end":"2009-12-31","val":7771000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009Q4I"},{"end":"2010-06-30","val":3479000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2I"},{"end":"2010-09-30","val":3994000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3I"},{"end":"2010-12-31","val":3116000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010Q4I"},{"end":"2010-12-31","val":3116000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2010-12-31","val":3116000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":3116000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-03-31","val":3680000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1I"},{"end":"2011-06-30","val":4264000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2I"},{"end":"2011-06-30","val":4264000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-09-30","val":4938000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3I"},{"end":"2011-09-30","val":4938000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2011-12-31","val":2453000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":2453000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":2453000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":2453000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":2453000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":3929000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1I"},{"end":"2012-03-31","val":3929000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2012-06-30","val":3823000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2I"},{"end":"2012-06-30","val":3823000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2012-09-30","val":5398000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3I"},{"end":"2012-09-30","val":5398000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2012-12-31","val":1200000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":1200000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":1200000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":1200000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":1671000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":2237000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":1388000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"IncomeLossAttributableToParent":{"label":"Income (Loss) Attributable to Parent, before Tax","description":"Amount, before tax, of income (loss) attributable to parent. Includes, but is not limited to, income (loss) from continuing operations, discontinued operations and equity method investments.","units":{"USD":[{"start":"2012-01-01","end":"2012-03-31","val":3529000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1"},{"start":"2012-04-01","end":"2012-06-30","val":4556000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2"},{"start":"2012-07-01","end":"2012-09-30","val":4988000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3"}]}},"IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest":{"label":"Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest","description":"Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":20595000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":12019000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":7253000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":18365000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":6346000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":23861000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":23861000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":5944000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":13033000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":13033000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":7089000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":7089000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":20220000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":20220000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":7187000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":7187000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":22103000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":22103000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":5081000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":5081000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":11484000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":11484000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":6403000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":6403000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":18559000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":18559000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":7075000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":7075000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":27051000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":7331000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":13440000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":6109000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":22758000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":9318000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"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":15194000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":17656000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":17656000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-12-31","val":15925000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":15925000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":3571000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":8019000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":4448000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":12956000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":4937000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":18617000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":4870000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":8889000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":4019000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":15248000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":6359000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"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":83000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":37000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-01-01","end":"2010-09-30","val":38000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":-59000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":-59000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":323000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":365000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":365000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":388000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":388000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":363000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":363000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":-16000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":-16000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":16000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":16000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":353000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":353000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":336000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":110000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":113000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":86000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"IncomeLossIncludingPortionAttributableToNoncontrollingInterest":{"label":"Income (Loss), Including Portion Attributable to Noncontrolling Interest, before Tax","description":"Amount, before tax, of income (loss) including portion attributable to noncontrolling interest. Includes, but is not limited to, income (loss) from continuing operations, discontinued operations and equity method investments.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":15194000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":8871000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-01-01","end":"2010-09-30","val":13590000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":17656000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":17656000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":4339000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":9383000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":9383000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":14408000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":14408000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":16312000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":16312000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":3529000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":3529000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":8085000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":8085000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":13073000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":13073000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":18837000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":5086000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":9239000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":15596000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"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":5401000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":3148000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":1899000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":4775000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":1627000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":6205000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":6205000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2010-01-01","end":"2010-12-31","val":6205000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2010-01-01","end":"2010-12-31","val":6205000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"start":"2010-01-01","end":"2010-12-31","val":6205000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":1605000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":3650000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":3650000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":2045000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":2045000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":5812000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":5812000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":2162000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":2162000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":6178000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":6178000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2011-01-01","end":"2011-12-31","val":6178000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2011-01-01","end":"2011-12-31","val":6178000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"start":"2011-01-01","end":"2011-12-31","val":6178000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":1510000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":1510000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":3465000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":3465000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":1955000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":1955000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":5603000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":5603000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":2138000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":2138000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":8434000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":8434000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-12-31","val":8434000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2012-01-01","end":"2012-12-31","val":8434000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"start":"2013-01-01","end":"2013-03-31","val":2461000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":4551000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":2090000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":7510000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":2959000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"IncomeTaxesPaid":{"label":"Income Taxes Paid","description":"The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":4926000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":3386000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-01-01","end":"2010-09-30","val":5668000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":8029000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":8029000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":208000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":4100000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":4100000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":5135000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":5135000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":7395000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":7395000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":151000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":151000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":3653000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":3653000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":5995000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":5995000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":8336000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":150000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-04-01","end":"2013-06-30","val":3836000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-07-01","end":"2013-09-30","val":4980000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"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":"2009-01-01","end":"2009-12-31","val":-2000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":-2000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":-2000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2010-01-01","end":"2010-12-31","val":-2000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2010-01-01","end":"2010-12-31","val":-2000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"start":"2010-01-01","end":"2010-12-31","val":-2000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-12-31","val":-2000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":-2000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2011-01-01","end":"2011-12-31","val":-2000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2011-01-01","end":"2011-12-31","val":-2000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"start":"2011-01-01","end":"2011-12-31","val":-2000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-12-31","val":-2000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":-2000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-12-31","val":-2000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2012-01-01","end":"2012-12-31","val":-2000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"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":"2009-01-01","end":"2009-12-31","val":7070000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":8351000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":8351000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2010-01-01","end":"2010-12-31","val":8351000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2010-01-01","end":"2010-12-31","val":8351000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"start":"2010-01-01","end":"2010-12-31","val":8351000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-12-31","val":7841000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":7841000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2011-01-01","end":"2011-12-31","val":7841000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2011-01-01","end":"2011-12-31","val":7841000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"start":"2011-01-01","end":"2011-12-31","val":7841000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-12-31","val":9468000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":9468000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-12-31","val":9468000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2012-01-01","end":"2012-12-31","val":9468000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"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":"2009-01-01","end":"2009-12-31","val":21000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":33000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":33000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2010-01-01","end":"2010-12-31","val":33000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2010-01-01","end":"2010-12-31","val":33000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"start":"2010-01-01","end":"2010-12-31","val":33000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-12-31","val":62000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":62000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2011-01-01","end":"2011-12-31","val":62000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2011-01-01","end":"2011-12-31","val":62000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"start":"2011-01-01","end":"2011-12-31","val":62000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-12-31","val":59000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":59000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-12-31","val":59000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2012-01-01","end":"2012-12-31","val":59000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"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":"2009-01-01","end":"2009-12-31","val":2612000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":2487000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":2487000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2010-01-01","end":"2010-12-31","val":2487000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2010-01-01","end":"2010-12-31","val":2487000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"start":"2010-01-01","end":"2010-12-31","val":2487000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-12-31","val":2251000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":2251000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2011-01-01","end":"2011-12-31","val":2251000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2011-01-01","end":"2011-12-31","val":2251000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"start":"2011-01-01","end":"2011-12-31","val":2251000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-12-31","val":1991000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":1991000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-12-31","val":1991000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2012-01-01","end":"2012-12-31","val":1991000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"IncreaseDecreaseInDeferredIncomeTaxes":{"label":"Increase (Decrease) in Deferred Income Taxes","description":"The increase (decrease) during the reporting period in the account that represents the temporary difference that results from Income or Loss that is recognized for accounting purposes but not for tax purposes and vice versa.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":589000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":358000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-01-01","end":"2010-09-30","val":906000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":763000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":763000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":384000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":328000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":328000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":270000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":270000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":574000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":574000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":859000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":859000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":1320000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":1320000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":1781000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":1781000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":1328000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":70000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":83000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":-17000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"IncreaseDecreaseInFederalFundsPurchased":{"label":"Increase (Decrease) in Federal Funds Purchased","description":"The net cash inflow or outflow from the fund borrowed from other financial institution arising from the insufficient reserve deposited at Federal Reserve Bank to meet legal requirement. This borrowing is usually contracted on an overnight basis at an agreed rate of interest.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":4400000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2011"}]}},"IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities":{"label":"Increase (Decrease) in Other Accounts Payable and Accrued Liabilities","description":"The increase (decrease) during the reporting period in other obligations or expenses incurred but not yet paid.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":3330000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-2130000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-01-01","end":"2010-09-30","val":-1694000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":-2857000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":-2857000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":-482000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":422000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":422000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":802000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":802000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":2930000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":3103000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":944000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":944000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":-1518000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":-1518000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":2450000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":2450000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":1679000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-4922000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-436000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":3963000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"IncreaseDecreaseInOtherOperatingAssets":{"label":"Increase (Decrease) in Other Operating Assets","description":"Amount of increase (decrease) in operating assets classified as other.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":4046000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-1463000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-01-01","end":"2010-09-30","val":-980000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":-3564000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":-3564000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":864000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":1303000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":1303000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":593000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":593000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":-304000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":-114000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":723000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":723000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":1016000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":1016000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":1420000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":1420000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":689000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":801000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-1730000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":-1338000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"IncreaseDecreaseInTimeDeposits":{"label":"Increase (Decrease) in Time Deposits","description":"Net cash inflow (outflow) of time deposits.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":35909000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-33419000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-01-01","end":"2010-09-30","val":-10947000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":-1213000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":-1213000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":-13204000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-36464000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":-36464000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":-67630000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":-67630000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":-90186000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":-90186000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":-3100000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":-3100000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":-12394000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":-12394000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":-17602000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":-17602000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":-27851000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-11489000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-24648000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":-27626000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"InformationTechnologyAndDataProcessing":{"label":"Information Technology and Data Processing","description":"The amount of expenses incurred in the period for information technology and data processing products and services.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":3555000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":1905000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":981000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":2914000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":1009000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":3881000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":3881000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":1042000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":2151000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":2151000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":1109000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":1109000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":3233000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":3233000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":1082000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":1082000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":4480000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":4480000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":1210000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":1210000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":2552000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":2552000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":1342000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":1342000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":3848000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":3848000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":1296000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":1296000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":5309000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":1266000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":2617000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":1351000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":3990000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":1373000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"InterestAndDividendIncomeOperating":{"label":"Interest and Dividend Income, Operating","description":"Represents the total of interest and dividend income, including any amortization and accretion (as applicable) of discounts and premiums, earned from (1) loans and leases whether held-for-sale or held-in-portfolio; (2) investment securities; (3) federal funds sold; (4) securities purchased under agreements to resell; (5) investments in banker's acceptances, commercial paper, or certificates of deposit; (6) dividend income; or (7) other investments not otherwise specified herein.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":75176000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":37702000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":19169000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":57133000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":19431000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":76466000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":76466000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":18244000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":36546000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":36546000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":18302000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":18302000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":54688000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":54688000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":18142000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":18142000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":73221000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":73221000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":18392000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":18392000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":36588000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":36588000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":18196000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":18196000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":55069000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":55069000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":18481000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":18481000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":74122000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":18026000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":36095000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":18069000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":54434000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":18339000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"InterestAndDividendIncomeSecurities":{"label":"Interest and Dividend Income, Securities, Operating","description":"Amount of operating dividend and interest income, including amortization and accretion of premiums and discounts, on securities.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":8893000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":4469000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":2210000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":6589000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":2120000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":8652000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":8652000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":2070000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":4080000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":4080000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":2010000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":2010000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":5997000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":5997000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":1917000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":1917000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":7936000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":7936000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":1903000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":1903000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":3722000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":3722000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":1819000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":1819000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":5359000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":5359000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":1637000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":1637000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":7014000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":1569000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":3092000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":1523000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":4513000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":1421000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"InterestAndFeeIncomeLoansAndLeasesHeldInPortfolio":{"label":"Interest and Fee Income, Loans and Leases Held-in-portfolio","description":"Interest and fee income generated by loans the Entity intends and has the ability to hold for the foreseeable future, or until maturity or payoff, including commercial and consumer loans, whether domestic or foreign, which may consist of: (1) industrial and agricultural; (2) real estate; and (3) real estate construction loans; (4) trade financing; (5) lease financing; (6) home equity lines-of-credit; (7) automobile and other vehicle loans; and (8) credit card and other revolving-type loans. Also includes interest income for leases held by the Entity.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":66107000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":33120000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":16901000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":50370000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":17250000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":67571000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":67571000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":16079000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":32256000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":32256000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":16177000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":16177000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":48373000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":48373000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":16117000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":16117000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":64907000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":64907000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":16450000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":16450000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":32793000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":32793000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":16343000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":16343000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":49586000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":49586000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":16793000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":16793000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":66963000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":16415000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":32924000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":16509000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":49806000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":16882000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"InterestAndOtherIncome":{"label":"Interest and Other Income","description":"The amount of interest income and other income recognized during the period. Included in this element is interest derived from investments in debt securities, cash and cash equivalents, and other investments which reflect the time value of money or transactions in which the payments are for the use or forbearance of money and other income from ancillary business-related activities (that is, excluding major activities considered part of the normal operations of the business).","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":58000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":36000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":36000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-12-31","val":24000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":24000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":4000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":7000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":3000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":11000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":4000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":13000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":2000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":4000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":2000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":4000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":0,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"InterestBearingDepositsInBanks":{"label":"Interest-bearing Deposits in Banks and Other Financial Institutions","description":"For banks and other depository institutions (including Federal Reserve Banks, if applicable): Interest-bearing deposits in other financial institutions for relatively short periods of time including, for example, certificates of deposits, which are presented separately from cash on the balance sheet.","units":{"USD":[{"end":"2010-12-31","val":4200000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":4200000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":4200000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":3570000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":6917000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":6490000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":6490000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":6490000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":6490000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":6490000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":5882000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":8463000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":9228000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":8767000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":8767000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":8767000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":8767000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":6896000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":3334000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":3494000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"InterestBearingDomesticDepositDemand":{"label":"Interest-bearing Domestic Deposit, Demand","description":"Amount of money in interest-bearing domestic accounts that entitle the depositor to withdraw funds at any time without prior notice, also known as demand deposits.","units":{"USD":[{"end":"2010-12-31","val":150360000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":150360000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":150360000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":156412000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":175372000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":175409000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":175409000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":175409000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":175409000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":175409000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":183592000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":188863000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":194472000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":196478000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":196478000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":196478000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":196478000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":203787000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":198414000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":193951000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"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":20802000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":7837000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":3791000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":11614000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":3777000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":15325000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":15325000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":3421000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":6578000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":6578000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":3157000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":3157000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":9410000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":9410000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":2832000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":2832000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":11748000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":11748000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":2229000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":2199000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":4409000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":4357000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":2180000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":2158000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":6533000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":6533000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":2124000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":2124000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":8519000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":1776000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":3473000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":1697000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":5115000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":1642000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"InterestExpenseDeposits":{"label":"Interest Expense, Deposits","description":"Aggregate amount of interest expense on all deposits.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":17243000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":6187000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":2963000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":9162000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":2975000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":12113000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":12113000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":2676000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":5091000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":5091000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":2415000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":2415000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":7217000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":7217000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":2126000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":2126000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":8843000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":8843000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":1503000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":1503000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":2959000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":2959000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":1456000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":1456000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":4356000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":4356000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":1397000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":1397000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":5654000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":1168000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":2270000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":1102000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":3312000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":1042000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"InterestExpenseJuniorSubordinatedDebentures":{"label":"Interest Expense, Junior Subordinated Debentures","description":"Interest expense incurred during the reporting period on junior subordinated debentures. Includes amortization of expenses incurred in the issuance of subordinated notes and debentures.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":3009000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":1477000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":732000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":2250000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":773000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":3005000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":3005000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":745000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":1487000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":1487000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":742000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":742000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":2193000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":2193000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":706000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":706000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":2905000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":2905000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":696000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":696000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":1398000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":1398000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":702000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":702000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":2104000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":2104000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":706000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":706000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":2773000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":591000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":1169000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":578000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":1752000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":583000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"InterestExpenseShortTermBorrowingsExcludingFederalFundsAndSecuritiesSoldUnderAgreementsToRepurchase":{"label":"Interest Expense, Short-term Borrowings Excluding Federal Funds and Securities Sold under Agreements to Repurchase","description":"The aggregate interest expense incurred on short-term borrowings including commercial paper, Federal Home Loan Bank and Federal Reserve Bank advances and other short term borrowings.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":550000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":173000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":96000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":202000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":29000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":207000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":207000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":0,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":0,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":0,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":0,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":0,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":0,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":0,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":0,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":0,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":30000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":52000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":22000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":0,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":73000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":73000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":21000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":21000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":92000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":17000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":34000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":17000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":51000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":17000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"InterestExpenseTimeDeposits100000OrMore":{"label":"Interest Expense, Time Deposits, $100,000 or More","description":"Interest expense incurred on time deposits, including certificates of deposits, of $100,000 or more in domestic offices.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":4118000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":4118000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2010-01-01","end":"2010-12-31","val":4118000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2010-01-01","end":"2010-12-31","val":4118000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"start":"2011-01-01","end":"2011-12-31","val":2737000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":2737000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2011-01-01","end":"2011-12-31","val":2737000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2011-01-01","end":"2011-12-31","val":2737000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"start":"2012-01-01","end":"2012-12-31","val":1678000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":1678000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-12-31","val":1678000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2012-01-01","end":"2012-12-31","val":1678000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"InterestIncomeExpenseAfterProvisionForLoanLoss":{"label":"Interest Income (Expense), after Provision for Loan Loss","description":"Amount of interest income or expense, including any amortization and accretion (as applicable) of discounts and premiums, including consideration of the provisions for loan, lease, credit, and other related losses.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":50029000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":26915000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":14853000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":40869000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":13954000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":54991000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":54991000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":14073000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":29078000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":29078000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":15005000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":15005000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":42888000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":42888000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":13810000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":13810000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":57698000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":57698000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":15013000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":15043000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":29879000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":29931000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":14866000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":14888000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":44736000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":44736000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":14857000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":14857000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":61303000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":15550000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":30922000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":15372000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":47294000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":16372000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"InterestIncomeExpenseNet":{"label":"Interest Income (Expense), Net","description":"The net amount of operating interest income (expense).","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":54374000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":29865000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":15378000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":45519000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":15654000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":61141000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":61141000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":14823000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":29968000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":29968000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":15145000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":15145000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":45278000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":45278000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":15310000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":15310000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":61473000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":61473000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":16163000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":16193000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":32179000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":32231000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":16016000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":16038000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":48536000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":48536000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":16357000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":16357000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":65603000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":16250000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":32622000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":16372000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":49319000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":16697000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"InterestIncomeFederalFundsSold":{"label":"Interest Income, Federal Funds Sold","description":"Interest income on federal funds sold. Federal funds sold represent the excess federal funds held by one commercial bank which it lends to another commercial bank, usually at an agreed-upon (federal funds) rate of interest. Such loans generally are of short-duration (overnight).","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":118000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":207000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":207000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":90000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":197000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":107000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":300000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-07-01","end":"2011-09-30","val":103000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":354000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":354000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":35000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":35000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":66000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":66000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":31000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":31000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":113000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":113000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":47000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":47000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":132000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":40000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":75000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":35000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":111000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":36000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"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":"2009-01-01","end":"2009-12-31","val":21447000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":7918000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-01-01","end":"2010-09-30","val":11646000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":15444000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":15444000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":3567000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":6825000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":6825000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":9867000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":9867000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":12251000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":12251000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":2213000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":2213000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":4406000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":4406000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":6537000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":6537000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":8575000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":1770000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-04-01","end":"2013-06-30","val":3510000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-07-01","end":"2013-09-30","val":5166000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"InterestReceivable":{"label":"Interest Receivable","description":"Carrying amount as of the balance sheet date of interest earned but not received. Also called accrued interest or accrued interest receivable.","units":{"USD":[{"end":"2010-12-31","val":6337000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":6337000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":6337000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":6284000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":6964000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":6627000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":6627000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":6627000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":6627000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":6627000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":7404000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":6470000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":7301000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":6596000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":6596000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":6596000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":6596000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":7204000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":6445000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":7181000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust":{"label":"Junior Subordinated Debenture Owed to Unconsolidated Subsidiary Trust","description":"Including the current and noncurrent portions, the carrying value of junior subordinated long-term debt owed to unconsolidated subsidiary trusts as of the balance sheet date. Such debt places a lender in a lien position behind debt having a higher priority of repayment in liquidation of the entity's assets and was initially scheduled to be repaid after one year or beyond the normal operating cycle if longer.","units":{"USD":[{"end":"2010-12-31","val":51547000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":51547000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":51547000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":51547000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":51547000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":51547000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":51547000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":51547000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":51547000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":51547000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":51547000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":51547000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":51547000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":51547000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":51547000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":51547000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":51547000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":51547000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":51547000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":51547000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"LaborAndRelatedExpense":{"label":"Labor and Related Expense","description":"Amount of expense for salary, wage, profit sharing; incentive and equity-based compensation; and other employee benefit.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":28447000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":14520000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":7247000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":22227000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":7707000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":30526000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":30526000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":8001000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":15825000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":15825000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":7824000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":7824000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":23783000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":23783000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":7958000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":7958000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":35019000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":35019000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":10755000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":10755000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":20172000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":20172000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":9417000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":9417000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":29204000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":29204000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":9032000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":9032000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":38407000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":9012000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":18669000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":9657000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":27383000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":8714000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"LandAndLandImprovements":{"label":"Land and Land Improvements","description":"Amount before accumulated deprecation and depletion of real estate held for productive use and additions or improvements to real estate held for productive use, examples include, but are not limited to, walkways, driveways, fences, and parking lots. Excludes land held for sale.","units":{"USD":[{"end":"2011-12-31","val":948000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2011Q4I"},{"end":"2011-12-31","val":948000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2011-12-31","val":948000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2011-12-31","val":948000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2012-12-31","val":948000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":948000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":948000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":948000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"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":1537710000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":1537710000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":1537710000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":1558995000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":1583640000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":1625526000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":1625526000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":1625690000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":1625690000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":1625690000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":1662447000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":1708664000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":1756597000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":1742665000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":1742665000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":1742665000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":1742665000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":1764836000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":1751297000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":1800422000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"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":1661504000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":1661504000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":1661504000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":1689894000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":1714958000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":1760764000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":1761306000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":1761470000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":1761470000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":1761470000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":1799382000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":1848371000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":1897383000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":1887028000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":1887028000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":1887028000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":1887028000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":1914445000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":1903078000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":1953505000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"LoansAndLeasesReceivableAllowance":{"label":"Loans and Leases Receivable, Allowance","description":"Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.","units":{"USD":[{"end":"2010-12-31","val":15635000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010Q4I"},{"end":"2010-12-31","val":15635000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2010-12-31","val":15635000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":15635000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-03-31","val":15910000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q1I"},{"end":"2011-06-30","val":15837000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q2I"},{"end":"2011-06-30","val":15837000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-06-30","val":15837000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-09-30","val":16687000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3I"},{"end":"2011-09-30","val":16687000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2011-12-31","val":16095000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":16095000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":16095000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":16095000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":16095000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":16841000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q1I"},{"end":"2012-03-31","val":16841000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2012-06-30","val":17273000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q2I"},{"end":"2012-06-30","val":17273000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2012-09-30","val":18140000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":17317000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":17317000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":17317000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":17317000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":17423000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":17786000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":17676000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"LoansAndLeasesReceivableFeesEarnedButExcludedFromYield":{"label":"Loans and Leases Receivable, Fees Earned but Excluded from Yield","description":"Reflects the amount of fees recognized as income related to loan originations, commitments or servicing which are not included in interest income and that exceed one percent of the aggregate of total interest income and other income.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":332000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":151000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":82000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":271000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":120000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":351000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":351000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":109000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":165000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":165000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":56000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":56000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":275000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":275000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":110000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":110000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":267000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":267000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":72000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":72000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":243000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":243000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":171000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":171000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":338000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":338000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":95000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":95000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":431000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":85000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":172000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":87000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":289000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":117000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"LoansAndLeasesReceivableGrossCarryingAmount":{"label":"Loans and Leases Receivable, Gross","description":"Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.","units":{"USD":[{"end":"2010-12-31","val":1198894000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":1198894000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":1198894000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":1170724000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":1217739000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":1284887000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":1284887000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":1284887000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":1284887000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":1284887000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":1352055000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":1397138000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":1428464000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":1449223000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":1449223000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":1449223000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":1449223000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":1443121000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":1465253000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":1496889000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"LoansAndLeasesReceivableImpairedNonperformingAccrualOfInterest":{"label":"Loans and Leases Receivable, Nonperforming, Accrual of Interest","description":"Reflects the carrying amount of loans deemed to be questionable as to collection on which interest is continuing to be earned or accrued.","units":{"USD":[{"end":"2009-12-31","val":19634000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009Q4I"},{"end":"2010-06-30","val":22925000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2I"},{"end":"2010-09-30","val":23670000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3I"},{"end":"2010-12-31","val":22832000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010Q4I"},{"end":"2010-12-31","val":22832000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2010-12-31","val":22832000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":22832000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-03-31","val":22968000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1I"},{"end":"2011-06-30","val":22616000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2I"},{"end":"2011-06-30","val":22616000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-09-30","val":22436000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3I"},{"end":"2011-09-30","val":22436000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2011-12-31","val":18276000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":18276000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":18276000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":18276000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":18276000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":19912000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1I"},{"end":"2012-03-31","val":19912000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2012-06-30","val":20420000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2I"},{"end":"2012-06-30","val":20420000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2012-09-30","val":19234000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3I"},{"end":"2012-09-30","val":19234000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2012-12-31","val":18492000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":18492000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":18492000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":18492000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":16326000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":15121000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":15473000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"LoansAndLeasesReceivableNetReportedAmount":{"label":"Loans and Leases Receivable, Net Amount","description":"Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements and loans held for sale.","units":{"USD":[{"end":"2010-12-31","val":1189221000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":1189221000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":1189221000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":1160101000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":1206660000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":1276426000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":1276426000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":1276426000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":1276426000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":1276426000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":1344268000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":1389053000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":1419847000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":1441455000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":1441455000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":1441455000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":1441455000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":1435270000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":1457610000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":1489766000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"MarketingAndAdvertisingExpense":{"label":"Marketing and Advertising Expense","description":"The total expense recognized in the period for promotion, public relations, and brand or product advertising.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":2206000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":1150000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":595000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":1788000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":638000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":2515000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":2515000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":669000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":1308000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":1308000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":639000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":639000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":1965000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":1965000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":657000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":657000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":2829000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":2829000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":609000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":609000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":1354000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":1354000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":745000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":745000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":2259000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":2259000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":905000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":905000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":3077000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":525000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":1398000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":873000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":2369000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":971000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"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":0,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2011-12-31","val":2364000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":2906000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":2906000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":2906000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":2906000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":2948000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":2840000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":2247000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":2138000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":2138000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":2138000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":2138000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":1922000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":1782000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":1777000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"MinorityInterestInNetIncomeLossOtherMinorityInterests":{"label":"Net Income (Loss) Attributable to Noncontrolling Interest, Other (Deprecated 2013-01-31)","description":"Amount of net income or loss for the period allocated to noncontrolling shareholders, unit holders, partners, or other equity holders in one or more of the entities consolidated into the reporting entity's financial statements other than those noncontrolling interests already defined within the taxonomy.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":0,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":0,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":0,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-07-01","end":"2011-09-30","val":0,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-387000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":42000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":42000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":-66000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":-66000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":-108000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":-117000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":-117000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":-51000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":-51000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":-220000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-216000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-350000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":-134000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-348000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":2000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"MinorityInterestPeriodIncreaseDecrease":{"label":"Noncontrolling Interest, Period Increase (Decrease)","description":"Net Increase or Decrease in balance of noncontrolling interest in the subsidiary during the reporting period.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":0,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":2906000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2011"}]}},"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":127674000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":51009000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-01-01","end":"2010-09-30","val":85856000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":81063000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":81063000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":46530000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":18149000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":18149000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":36693000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":36693000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":69736000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":70278000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":34126000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":34126000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":79885000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":79885000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":120391000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":120391000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":105391000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":27059000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":10285000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":50313000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"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":-93258000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-19009000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-01-01","end":"2010-09-30","val":-51362000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":-43327000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":-43327000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":17364000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":19599000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":19599000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":-30331000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":-30331000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":-116557000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":-117082000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":-56836000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":-56836000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":-98537000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":-98537000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":-141873000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":-141873000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":-157199000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-15957000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-24118000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":-83509000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"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":11138000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":3228000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-01-01","end":"2010-09-30","val":13790000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":22269000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":22269000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":14245000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":19843000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":19843000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":27789000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":27789000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":35332000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":35315000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":1543000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":1543000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":6070000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":6070000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":15879000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":15879000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":16227000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":13628000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":22767000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":42877000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"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":15194000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":17656000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":17656000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":4339,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":9383000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":5044,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":14408000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-07-01","end":"2011-09-30","val":5025,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":15925000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":16312000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":3571000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":3571000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":8019000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":8019000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":4448000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":4448000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":12956000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":12956000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":4937000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":4937000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":18617000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":4870000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":8889000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":4019000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":15248000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":6359000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"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":0,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":0,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":0,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":0,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":0,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-07-01","end":"2011-09-30","val":0,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":-387000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":-387000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":42000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":42000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":-66000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":-66000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":-108000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":-108000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":-117000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":-117000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":-51000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":-51000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":-220000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-216000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-350000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":-134000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-348000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":2000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"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":15194000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":8871000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":5354000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":13590000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":4719000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":17656000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":17656000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":4339000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":9383000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":9383000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":5044000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":5044000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":14408000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":14408000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":5025000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":5025000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":16312000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":16312000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":4556000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":3529000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2012-01-01","end":"2012-03-31","val":3529000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":8085000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":8085000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":4556000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":4556000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":13073000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":13073000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":4988000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":4988000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":18837000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":5086000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":9239000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":4153000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":15596000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":6357000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1":{"label":"Noncash or Part Noncash Acquisition, Value of Assets Acquired","description":"\"The value of an asset or business acquired in a noncash (or part noncash) acquisition. Noncash is defined as information about all investing and financing activities of an enterprise 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":"2009-01-01","end":"2009-12-31","val":0,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-12-31","val":8878000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":10178000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"}]}},"NoncashOrPartNoncashAcquisitionValueOfLiabilitiesAssumed1":{"label":"Noncash or Part Noncash Acquisition, Value of Liabilities Assumed","description":"\"The total amount of [all] liabilities 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":"2009-01-01","end":"2009-12-31","val":0,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-12-31","val":8454000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":8445000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"}]}},"NoninterestBearingDomesticDepositDemand":{"label":"Noninterest-bearing Domestic Deposit, Demand","description":"Amount of money in noninterest-bearing domestic accounts that entitle the depositor to withdraw funds at any time without prior notice, also known as demand deposits.","units":{"USD":[{"end":"2010-12-31","val":186289000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":186289000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":186289000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":209506000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":219949000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":227284000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":227284000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":227284000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":227284000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":227284000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":232257000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":266642000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":293037000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":283547000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":283547000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":283547000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":283547000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":283718000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":296055000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":318204000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"NoninterestExpense":{"label":"Noninterest Expense","description":"Total aggregate amount of all noninterest expense.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":54204000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":27797000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":14087000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":42193000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":14396000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":57851000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":57851000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":15321000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":30156000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":30156000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":14835000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":14835000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":44117000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":44117000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":13961000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":13961000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":64403000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":64403000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":18038000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":18144000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":35332000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":35387000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":17294000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":17243000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":52027000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":52027000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":16695000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":16692000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":69375000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":16544000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":34743000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":18199000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":51206000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":16463000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"NoninterestIncome":{"label":"Noninterest Income","description":"The total amount of noninterest income which may be derived from: (1) fees and commissions; (2) premiums earned; (3) insurance policy charges; (4) the sale or disposal of assets; and (5) other sources not otherwise specified.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":24770000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":12901000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":6487000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":19689000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":6788000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":26721000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":26721000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":7192000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":14111000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":14111000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":6919000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":6919000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":21449000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":21449000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":7338000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":7338000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":28808000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":28808000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":8106000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":8182000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":16937000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":16940000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":8831000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":8758000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":25850000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":25850000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":8913000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":8910000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":35123000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":8325000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":17261000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":8936000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":26670000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":9409000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"NoninterestIncomeOtherOperatingIncome":{"label":"Noninterest Income, Other Operating Income","description":"Amount of revenue earned, classified as other, excluding interest income.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":1925000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":830000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":407000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":1315000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":485000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":1502000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":1588000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":811000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":1244000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":1244000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":433000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":434000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":1641000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":1711000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":442000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":467000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":1981000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":2074000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":647000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":680000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":1484000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":1559000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":837000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":879000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":1998000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":1989000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":514000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":502000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":2527000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":436000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":865000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":429000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":1450000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":585000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"OccupancyNet":{"label":"Occupancy, Net","description":"Amount of net occupancy expense that may include items, such as depreciation of facilities and equipment, lease expenses, property taxes and property and casualty insurance expense.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":6172000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":3439000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":1781000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":5029000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":1590000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":6805000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":6805000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":1833000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":3716000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":3716000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":1883000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":1883000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":5447000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":5447000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":1731000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":1731000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":7530000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":7530000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":2046000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":2046000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":4104000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":4104000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":2058000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":2058000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":6013000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":6013000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":1909000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":1909000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":8142000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":1950000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":3963000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":2013000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":5840000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":1877000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"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":"2010-01-01","end":"2010-06-30","val":30747000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":14612000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":46843000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":16096000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":64001000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":31046000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":14975000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":46507000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":15461000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3"},{"start":"2012-01-01","end":"2012-03-31","val":19294000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1"},{"start":"2012-04-01","end":"2012-06-30","val":18393000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2"},{"start":"2012-07-01","end":"2012-09-30","val":18192000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3"}]}},"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":2465000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":2465000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":2465000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":2465000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"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":2297000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":2297000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":2297000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":2297000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"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":2301000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":2301000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":2301000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":2301000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"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":2316000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":2316000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":2316000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":2316000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"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":2421000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":2421000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":2421000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":2421000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"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":9516000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":9516000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":9516000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":9516000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"OtherAssets":{"label":"Other Assets","description":"Amount of assets classified as other.","units":{"USD":[{"end":"2010-12-31","val":21294000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":21294000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":21294000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":23549000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":22419000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":23519000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":23781000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":24935000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":24935000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":24935000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":24631000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":26798000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":26143000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":26715000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":26715000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":26715000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":26715000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":26889000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":26151000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":24733000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"OtherBorrowings":{"label":"Other Borrowings","description":"The carrying amount as of the balance sheet date for the aggregate of other miscellaneous borrowings owed by the reporting entity.","units":{"USD":[{"end":"2010-12-31","val":330000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":330000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":330000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":0,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":0,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":6836000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":6836000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":0,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":0,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":0,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":0,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":0,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":4309000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":4296000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":4296000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":4296000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":4296000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":4150000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":4167000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":4165000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"OtherComprehensiveIncomeDerivativesQualifyingAsHedgesBeforeTaxPortionAttributableToParent":{"label":"Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, before Tax, Portion Attributable to Parent","description":"Amount before tax, after reclassification adjustments, of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss), attributable to parent entity.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":324000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":703000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":178000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":-2029000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-12-31","val":-2141000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":672000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":672000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":-896000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":-896000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":-1568000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":-1190000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":-1190000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":-294000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-987000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":530000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":2243000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":1713000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":2299000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":56000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax":{"label":"Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, Net of Tax (Deprecated 2013-01-31)","description":"Net of tax amount of the income statement impact of the reclassification adjustment for unrealized gain (loss) realized upon the sale of available-for-sale securities.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":86000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":141000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-38000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":2000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-04-01","end":"2012-06-30","val":40000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":-32000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":-34000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":-27000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":27000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":48000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":21000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":74000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":26000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax":{"label":"Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, Net of Tax (Deprecated 2012-01-31)","description":"Reclassification adjustment for unrealized gains or losses realized upon the sale of securities, after tax.","units":{"USD":[{"start":"2011-01-01","end":"2011-03-31","val":-13000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":26000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":-13000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":138000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-07-01","end":"2011-09-30","val":-112000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2012-01-01","end":"2012-03-31","val":38000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":2000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":-40000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":-32000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":34000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3"}]}},"OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax":{"label":"OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, after Tax","description":"Amount, after tax and before adjustment, of unrealized holding gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Excludes unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":-971000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-163000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":297000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-04-01","end":"2011-06-30","val":460000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":488000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-07-01","end":"2011-09-30","val":191000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":346000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-219000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":-219000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":-182000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":-182000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":37000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":37000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":-225000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":-225000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":-43000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":-43000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":-468000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-41000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-1596000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":-1555000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-1958000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":-362000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"OtherCostAndExpenseOperating":{"label":"Other Cost and Expense, Operating","description":"The total amount of other operating cost and expense items that are associated with the entity's normal revenue producing operation.","units":{"USD":[{"start":"2010-01-01","end":"2010-06-30","val":27300000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":13839000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":41447000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":14147000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":56856000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":29712000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":14613000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":43452000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":13740000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3"},{"start":"2012-01-01","end":"2012-03-31","val":17941000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1"},{"start":"2012-04-01","end":"2012-06-30","val":16742000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2"},{"start":"2012-07-01","end":"2012-09-30","val":16202000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3"}]}},"OtherIntangibleAssetsNet":{"label":"Other Intangible Assets, Net","description":"Amount after accumulated amortization of finite-lived and indefinite-lived intangible assets classified as other.","units":{"USD":[{"end":"2010-12-31","val":5724000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":5724000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":5724000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":5280000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":5058000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":7737000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":8437000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":6787000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":6787000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":6787000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":6584000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":6083000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":7243000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":6233000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":6233000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":6233000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":6233000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":5923000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":5607000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":5294000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"OtherInterestAndDividendIncome":{"label":"Other Interest and Dividend Income","description":"Amount, after discount, accretion and premium amortization, of interest income and dividend income classified as other.","units":{"USD":[{"start":"2010-01-01","end":"2010-06-30","val":113000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":58000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":174000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":61000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2011-01-01","end":"2011-03-31","val":5000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":13000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":210000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":8000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":115000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":18000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":318000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":5000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":108000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2012-01-01","end":"2012-03-31","val":4000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":7000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":3000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":11000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":4000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3"}]}},"OtherLiabilities":{"label":"Other Liabilities","description":"Amount of liabilities classified as other.","units":{"USD":[{"end":"2010-12-31","val":12503000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":12503000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":12503000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":12860000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":16259000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":20533000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":20533000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":27533000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":27533000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":27533000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":27375000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":27540000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":25062000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":23959000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":23959000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":23959000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":23959000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":18698000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":19756000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":24061000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"OtherNoninterestExpense":{"label":"Other Noninterest Expense","description":"Amount of noninterest expense classified as other.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":4507000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":3289000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":1603000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":5078000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":1789000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":4913000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":4913000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":1326000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":2877000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":3727000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":1551000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":1722000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":3456000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":4584000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":579000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":857000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":4597000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":4597000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":1343000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":1373000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":2697000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":2752000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":1354000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":1379000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":3993000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":3993000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":1296000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":1293000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":5419000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":1677000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":3551000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":1874000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":4852000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":1301000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"OtherRealEstate":{"label":"Other Real Estate","description":"Carrying amount of other real estate not separately disclosed, including, but not limited to, real estate investments, real estate loans that qualify as investments in real estate, and premises that are no longer used in operations may also be included in real estate owned. This does not include real estate assets taken in settlement of troubled loans through surrender or foreclosure.","units":{"USD":[{"end":"2009-12-31","val":2883000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009Q4I"},{"end":"2010-06-30","val":3861000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2I"},{"end":"2010-09-30","val":3300000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3I"},{"end":"2010-12-31","val":4291000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010Q4I"},{"end":"2010-12-31","val":4291000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2010-12-31","val":4291000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":4291000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-03-31","val":3836000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1I"},{"end":"2011-06-30","val":3991000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2I"},{"end":"2011-06-30","val":3991000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-09-30","val":4005000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3I"},{"end":"2011-09-30","val":4005000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2011-12-31","val":4632000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":4632000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":4632000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":4632000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":4632000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":3562000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1I"},{"end":"2012-03-31","val":3562000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2012-06-30","val":3426000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2I"},{"end":"2012-06-30","val":3426000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2012-09-30","val":3679000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3I"},{"end":"2012-09-30","val":3679000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2012-12-31","val":3759000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":3759000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":3759000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":3759000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":3344000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":3271000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":3147000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"OtherRevenueExpenseFromRealEstateOperations":{"label":"Other Revenue (Expense) from Real Estate Operations","description":"Amount of other revenue (expense) derived from real estate investments partnerships.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-1200000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-414000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":-190000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":-729000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":-315000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":-1297000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":-1297000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":-228000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-406000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":-406000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":-178000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":-178000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":-682000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":-682000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":-276000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":-276000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":-1049000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":-1049000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":-318000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":-318000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":-455000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":-455000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":-137000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":-137000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":-668000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":-668000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":-213000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":-213000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":-854000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-226000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-522000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":-296000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":-724000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":-202000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"PaymentsForOriginationOfMortgageLoansHeldForSale":{"label":"Payments for Origination of Mortgage Loans Held-for-sale","description":"The amount of cash paid for the origination of mortgages that are held for sale.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":268203000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":84537000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-01-01","end":"2010-09-30","val":139475000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":203582000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":203582000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":35031000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":63357000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":63357000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":105524000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":105524000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":166240000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":166240000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":51160000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":51160000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":124864000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":124864000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":193665000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":193665000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":271815000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":58523000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":115448000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":163532000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"PaymentsForProceedsFromLoansAndLeases":{"label":"Payments for (Proceeds from) Loans and Leases","description":"The net cash outflow or inflow for the increase (decrease) in the beginning and end of period of loan and lease balances which are not originated or purchased specifically for resale. Includes cash payments and proceeds associated with (a) loans held-for-investment, (b) leases held-for-investment, and (c) both.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":71692000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":21726000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-01-01","end":"2010-09-30","val":57221000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":45135000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":45135000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":-23285000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-19622000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":-19622000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":27684000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":27684000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":99398000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":99398000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":65470000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":65470000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":111986000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":111986000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":143739000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":143739000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":158306000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":6667000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":25734000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":66430000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"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":360000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":186000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-01-01","end":"2010-09-30","val":186000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":511000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":511000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":19000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":107000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":107000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":107000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":107000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":219000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":219000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":222000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":222000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":255000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":255000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":1442000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":140000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":2225000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":3820000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"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":4669000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":2425000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-01-01","end":"2010-09-30","val":5121000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":5121000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":5121000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":2691000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":2691000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":2691000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":5405000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":5405000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":5405000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":5405000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":2831000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":2831000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":2831000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":2831000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":5869000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":5869000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":8975000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":3176000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"PaymentsToAcquireAvailableForSaleSecurities":{"label":"Payments to Acquire Available-for-sale Securities","description":"The cash outflow to acquire debt and equity securities not classified as either held-to-maturity securities or trading securities which would be classified as available-for-sale securities and reported at fair value, with unrealized gains and losses excluded from earnings and reported in a separate component of shareholders' equity.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":50823000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":30113000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-01-01","end":"2010-09-30","val":47813000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":62409000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":62409000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":7869000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":31023000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":31023000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":59540000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":59540000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":79888000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":79888000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":11929000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":11929000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":43391000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":43391000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":71922000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":71922000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":93322000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":19488000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":35083000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":49923000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"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":"2009-01-01","end":"2009-12-31","val":0,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-12-31","val":1725000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":2250000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":0,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"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":"2009-01-01","end":"2009-12-31","val":37000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":756000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-01-01","end":"2010-09-30","val":759000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":752000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":752000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":3000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":3000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":3000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":5000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":5000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":5000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":5000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":209000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":209000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":-75000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":-75000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":-67000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":-67000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":679000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":19000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":19000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":-728000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"PaymentsToAcquireHeldToMaturitySecurities":{"label":"Payments to Acquire Held-to-maturity Securities","description":"Amount of cash outflow through purchase of long-term held-to-maturity securities.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":36369000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":14417000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-01-01","end":"2010-09-30","val":19802000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":31076000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":31076000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":9154000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":23124000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":23124000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":41497000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":41497000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":55228000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":55228000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":4828000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":4828000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":27300000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":27300000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":42144000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":42144000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":46632000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":3483000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":17673000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":35322000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"PaymentsToAcquirePropertyPlantAndEquipment":{"label":"Payments to Acquire Property, Plant, and Equipment","description":"The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":2726000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":2091000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-01-01","end":"2010-09-30","val":3026000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":4428000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":4428000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":636000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":1537000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":1537000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":2830000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":2830000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":4044000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":4044000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":578000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":578000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":971000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":971000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":1471000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":1471000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":1597000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":459000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":845000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":1651000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"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":"2011-09-30","val":0.01,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":0.01,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2011Q4I"},{"end":"2012-03-31","val":0.01,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":0.01,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":0.01,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":0.01,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012Q4I"},{"end":"2013-03-31","val":0.01,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":0.01,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":0.01,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"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":"2011-06-30","val":4000000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":4000000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":4000000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2011Q4I"},{"end":"2012-03-31","val":4000000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":4000000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":4000000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":4000000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012Q4I"},{"end":"2013-03-31","val":4000000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":4000000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":4000000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"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":"2011-09-30","val":0,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":0,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2011Q4I"},{"end":"2012-03-31","val":0,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":0,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":0,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":0,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012Q4I"},{"end":"2013-03-31","val":0,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":0,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":0,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"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":0,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":0,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":0,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":0,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":0,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":0,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":0,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":0,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":0,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":0,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":0,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":0,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":0,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":0,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":0,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":0,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":0,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":0,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":0,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":0,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"ProceedsFromLoanAndLeaseOriginationsAndPrincipalCollections":{"label":"Proceeds from Loan and Lease Originations and Principal Collections (Deprecated 2012-01-31)","description":"The cash inflow or outflow related to a loan origination (the process when securing a mortgage for a piece of real property), lease origination, and principal collections. It is through the origination process that the terms of the mortgage agreement (amount of loan, interest rate, compounding frequency, etc) or lease are established and the involved parties legally bind themselves to the transaction.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-266614000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":-75389000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-01-01","end":"2010-09-30","val":-134070000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":-198492000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":-45267000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":-72471000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":-72471000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":-114120000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":-114120000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":-174923000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-47679000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-122227000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":-190955000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"}]}},"ProceedsFromLoanAndLeaseOriginationsAndPrincipalCollections1":{"label":"Proceeds from Loan and Lease Originations and Principal Collections","description":"Cash inflow related to a loan origination (the process when securing a mortgage for a piece of real property), lease origination, and principal collections.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":-198492000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":-174923000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-47679000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":-122227000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":-190955000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":-262217000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-71518000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-124298000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":-180876000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities":{"label":"Proceeds from Maturities, Prepayments and Calls of Debt Securities, Available-for-sale","description":"Amount of cash inflow from maturity, prepayment and call of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":29488000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":32219000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-01-01","end":"2010-09-30","val":51885000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":65844000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":65844000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":6865000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":27082000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":27082000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":61697000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":61697000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":80156000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":80156000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":18465000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":18465000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":57108000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":57108000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":84359000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":84359000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":103842000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":11237000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":32543000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":39331000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities":{"label":"Proceeds from Maturities, Prepayments and Calls of Held-to-maturity Securities","description":"The cash inflow associated with the maturity, prepayments and calls (requests for early payments) of debt securities designated as held-to-maturity.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":37868000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":17641000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-01-01","end":"2010-09-30","val":23746000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":33256000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":33256000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":4523000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":28173000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":28173000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":38801000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":38801000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":42613000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":42613000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":6208000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":6208000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":25668000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":25668000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":30315000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":30315000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":36329000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":2333000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":21278000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":27741000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"ProceedsFromPaymentsToMinorityShareholders":{"label":"Proceeds from (Payments to) Noncontrolling Interests","description":"Amount of cash inflow (outflow) from (to) a noncontrolling interest. Excludes dividends paid to the noncontrolling interest.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":0,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":0,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":0,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-12-31","val":2364000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":42000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":42000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":-66000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":-66000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":-117000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":-117000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":-226000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-216000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-356000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":-360000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"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":"2009-01-01","end":"2009-12-31","val":711000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":364000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-01-01","end":"2010-09-30","val":1392000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":1144000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":1144000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":455000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":605000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":605000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":923000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":923000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":1158000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":1158000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":1505000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":1505000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":2346000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":2346000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":2748000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":2748000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":3261000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":589000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":1601000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":2201000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"ProceedsFromSaleOfTreasuryStock":{"label":"Proceeds from Sale of Treasury Stock","description":"The cash inflow from the issuance of an equity stock that has been previously reacquired by the entity.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":33000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":50000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-01-01","end":"2010-09-30","val":54000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":54000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":54000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":0,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":19000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":19000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":31000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":31000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":46000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":46000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":37000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":37000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":37000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":37000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":39000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":65000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":65000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"ProfessionalAndContractServicesExpense":{"label":"Professional and Contract Services Expense","description":"Professional and contract service expense includes cost reimbursements for support services related to contracted projects, outsourced management, technical and staff support.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":2949000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":1864000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":1093000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":2516000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":652000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":3297000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":3297000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":907000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":1803000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":1803000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":896000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":896000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":2618000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":2618000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":815000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":815000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":4751000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":4751000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":850000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":926000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":1881000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":1881000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":1031000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":955000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":2710000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":2710000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":829000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":829000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":3812000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":851000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":1993000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":1142000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":3044000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":1051000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"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":"2010-01-01","end":"2010-06-30","val":8871000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":5354000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":13590000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":4719000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2011-01-01","end":"2011-03-31","val":4339000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":9383000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":9383000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":5044000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":5044000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":14408000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":14408000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":5025000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":5025000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2012-01-01","end":"2012-03-31","val":3571000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":8019000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":4448000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":12956000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":4937000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3"}]}},"PropertyPlantAndEquipmentNet":{"label":"Property, Plant and Equipment, Net","description":"Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.","units":{"USD":[{"end":"2010-12-31","val":14370000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":14370000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":14370000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":14794000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":15543000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":16101000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":16101000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":16101000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":16101000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":16101000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":16015000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":15712000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":15616000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":15119000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":15119000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":15119000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":15119000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":14965000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":14732000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":14978000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"ProvisionForLoanLeaseAndOtherLosses":{"label":"Provision for Loan, Lease, and Other Losses","description":"Amount of expense related loan transactions, lease transactions, credit loss from transactions other than loan and lease transactions, and other loss based on assessment of uncollectability from the counterparty to reduce the account to their net realizable value.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":4345000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":2950000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":525000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":4650000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":1700000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":6150000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":6150000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":750000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":890000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":890000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":140000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":140000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":2390000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":2390000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":1500000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":1500000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":3775000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":3775000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":1150000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":1150000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":2300000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":2300000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":1150000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":1150000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":3800000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":3800000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":1500000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":1500000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":4300000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":700000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":1700000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":1000000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":2025000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":325000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"RealEstateOwnedValuationAllowancePeriodIncreaseDecrease":{"label":"Real Estate Owned, Valuation Allowance, Period Increase (Decrease)","description":"Total Increase or Decrease in the real estate owned valuation allowance for period.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":81000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":23000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-01-01","end":"2010-09-30","val":45000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":493000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":493000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":0,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":25000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":25000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":0,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":0,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":208000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":208000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":85000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":85000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":73000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":73000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":129000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":129000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":200000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":63000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":310000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":381000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"RealEstateWriteDownOrReserveAmount":{"label":"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 real estate investment.","units":{"USD":[{"end":"2009-12-31","val":114000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009Q4I"},{"end":"2010-06-30","val":53000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2I"},{"end":"2010-09-30","val":45000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3I"},{"end":"2010-12-31","val":551000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010Q4I"},{"end":"2010-12-31","val":551000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2010-12-31","val":551000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":551000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-03-31","val":551000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1I"},{"end":"2011-06-30","val":551000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2I"},{"end":"2011-06-30","val":551000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-09-30","val":551000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3I"},{"end":"2011-09-30","val":551000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2011-12-31","val":397000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":397000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":397000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":397000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":397000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":435000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1I"},{"end":"2012-03-31","val":435000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2012-06-30","val":237000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2I"},{"end":"2012-06-30","val":237000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2012-09-30","val":181000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3I"},{"end":"2012-09-30","val":181000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2012-12-31","val":203000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":203000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":203000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":203000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":140000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":301000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":247000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"RepaymentsOfLongTermDebt":{"label":"Repayments of Long-term Debt","description":"The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":11720000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":1247000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-01-01","end":"2010-09-30","val":9356000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":9534000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":9534000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":330000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":330000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":330000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":330000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":330000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":330000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":330000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":2600000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":2600000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":2632000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":163000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":163000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":182000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"RetainedEarningsUnappropriated":{"label":"Retained Earnings, Unappropriated","description":"A segregation of retained earnings which is available for dividend distribution. Earnings not paid out as dividends but instead reinvested in the core business or used to pay off debt. Unappropriated profit is part of shareholder equity. Also called cumulative distributions or earned surplus or accumulated earnings or unappropriated profit.","units":{"USD":[{"end":"2010-12-31","val":109768000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":109768000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":109768000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":116460000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":118771000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":120675000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":120675000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":120675000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":120675000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":120675000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":121373000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":125929000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":127866000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":129502000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":129502000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":129502000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":129502000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":134588000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":138741000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":141923000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"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":"2010-01-01","end":"2010-06-30","val":42766000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":21865000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":65208000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":22442000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":87862000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010"},{"start":"2011-01-01","end":"2011-06-30","val":44079000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":22064000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":66727000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":22648000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3"},{"start":"2012-01-01","end":"2012-03-31","val":24375000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1"},{"start":"2012-04-01","end":"2012-06-30","val":24796000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2"},{"start":"2012-07-01","end":"2012-09-30","val":25267000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3"}]}},"SensitivityAnalysisOfFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesImpactOf20PercentAdverseChangeInPrepaymentSpeed":{"label":"Sensitivity Analysis of Fair Value, Transferor's Interests in Transferred Financial Assets, Impact of 20 Percent Adverse Change in Prepayment Speed","description":"The hypothetical financial impact of a 20 percent adverse change of prepayment speed on the fair value of transferor's interests in transferred financial assets (including any servicing assets or servicing liabilities) as of the balance sheet date.","units":{"USD":[{"end":"2011-12-31","val":-278000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2012-12-31","val":-268000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012Q4I"}]}},"ServicingAssetAtAmortizedValue":{"label":"Servicing Asset at Amortized Cost","description":"Amortized amount of contract to service financial assets under which the benefits of servicing are expected to more than adequately compensate the servicer.","units":{"USD":[{"end":"2008-12-31","val":855000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2008Q4I"},{"end":"2009-12-31","val":1797000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2009Q4I"},{"end":"2009-12-31","val":1797000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2009-12-31","val":1797000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2009-12-31","val":1797000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2010-06-30","val":1911000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2I"},{"end":"2010-09-30","val":2024000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3I"},{"end":"2010-12-31","val":2222000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010Q4I"},{"end":"2010-12-31","val":2222000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2010-12-31","val":2222000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2010-12-31","val":2222000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2010-12-31","val":2222000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2010-12-31","val":2222000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":2222000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-03-31","val":2253000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1I"},{"end":"2011-06-30","val":2231000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2I"},{"end":"2011-06-30","val":2231000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-09-30","val":2302000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3I"},{"end":"2011-09-30","val":2302000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2011-12-31","val":2489000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2011Q4I"},{"end":"2011-12-31","val":2489000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2011-12-31","val":2489000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2011-12-31","val":2489000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2011-12-31","val":2489000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":2489000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":2489000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":2489000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":2779000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q1I"},{"end":"2012-03-31","val":2600000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-03-31","val":2600000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2012-06-30","val":2779000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":2980000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3I"},{"end":"2012-09-30","val":2980000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2012-12-31","val":3221000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":3221000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":3221000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":3221000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":3297000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":3352000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":3360000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"ServicingAssetAtAmortizedValueAdditions":{"label":"Servicing Asset at Amortized Cost, Additions","description":"Amount of additions from purchases, assumption or transfer to contract to service financial assets under which the benefits of servicing are expected to more than adequately compensate the servicer.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":1463000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":369000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-01-01","end":"2010-09-30","val":597000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":914000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":914000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":155000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":253000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":253000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":447000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":447000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":762000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":762000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":572000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":254000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2012-01-01","end":"2012-03-31","val":254000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":572000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":927000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":927000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":1332000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":250000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":487000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":684000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"ServicingAssetAtAmortizedValueAmortization":{"label":"Servicing Asset at Amortized Value, Amortization (Deprecated 2012-01-31)","description":"Decreases in the value of servicing assets due to the periodic amortization in proportion to and over the period of estimated net servicing income.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-521000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":255000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-01-01","end":"2010-09-30","val":370000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":489000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":124000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":244000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":244000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":367000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":367000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":495000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":143000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":282000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":436000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"}]}},"ServicingAssetAtAmortizedValueAmortization1":{"label":"Servicing Asset at Amortized Cost, Amortization","description":"Amount of amortization of contract to service financial assets under which the benefits of servicing are expected to more than adequately compensate the servicer.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":-489000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":-495000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":-282000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":-143000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2012-01-01","end":"2012-09-30","val":-436000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":-600000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":-174000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":-356000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":-545000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"ServicingAssetAtFairValueAmount":{"label":"Servicing Asset at Fair Value, Amount","description":"Fair value of an asset representing net future revenue from contractually specified servicing fees, late charges, and other ancillary revenues, in excess of future costs related to servicing arrangements.","units":{"USD":[{"end":"2008-12-31","val":2893000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2008Q4I"},{"end":"2009-12-31","val":2893000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2009Q4I"},{"end":"2009-12-31","val":2893000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2009-12-31","val":2893000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2009-12-31","val":2893000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2010-06-30","val":2834000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2I"},{"end":"2010-09-30","val":3114000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3I"},{"end":"2010-12-31","val":3418000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010Q4I"},{"end":"2010-12-31","val":3418000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2010-12-31","val":3418000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2010-12-31","val":3418000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2010-12-31","val":3418000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2010-12-31","val":3418000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":3418000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-03-31","val":3465000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1I"},{"end":"2011-06-30","val":3460000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2I"},{"end":"2011-06-30","val":3460000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-09-30","val":3522000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3I"},{"end":"2011-09-30","val":3522000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2011-12-31","val":3244000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2011Q4I"},{"end":"2011-12-31","val":3244000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2011-12-31","val":3244000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2011-12-31","val":3244000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2011-12-31","val":3244000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":3244000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":3244000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":3244000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":3425000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q1I"},{"end":"2012-03-31","val":3280000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-03-31","val":3280000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2012-06-30","val":3425000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":3564000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3I"},{"end":"2012-09-30","val":3564000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2012-12-31","val":3382000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":3382000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":3382000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":3382000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":3500000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":3561000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":3613000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValuePrepaymentSpeed":{"label":"Servicing Assets and Servicing Liabilities at Fair Value, Assumptions Used to Estimate Fair Value, Prepayment Speed","description":"Estimated rate of prepayments of principal on servicing assets and servicing liabilities.","units":{"pure":[{"start":"2011-01-01","end":"2011-12-31","val":326,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":338,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"}]}},"SharesOutstanding":{"label":"Shares, Outstanding","description":"Number of shares issued which are neither cancelled nor held in the treasury.","units":{"shares":[{"end":"2008-12-31","val":1887436,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2008Q4I"},{"end":"2009-12-31","val":1905503,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2009Q4I"},{"end":"2009-12-31","val":1883344,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2009-12-31","val":1883344,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2010-12-31","val":1904513,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2010Q4I"},{"end":"2010-12-31","val":1888748,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2010-12-31","val":1888748,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2011-12-31","val":1887254,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2011Q4I"},{"end":"2011-12-31","val":1887254,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2011-12-31","val":1887254,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2011-12-31","val":1887254,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2011-12-31","val":1887254,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-06-30","val":1886061,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2I"},{"end":"2012-09-30","val":1887051,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":1905503,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":1905503,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":1887254,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":1905503,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-06-30","val":1890566,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":1880760,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"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":123794000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":123794000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":123794000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":130899000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":131318000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":132874000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":132874000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":132874000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":132874000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":132874000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":133987000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":136867000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":138539000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":142225000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":142225000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":142225000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":142225000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":147687000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":149999000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":151306000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"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":"2010-12-31","val":123794000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2011-12-31","val":135238000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":135780000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":135780000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":135780000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":135780000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":136935000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":139707000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":140786000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":144363000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":144363000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":144363000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":144363000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":149609000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":151781000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":153083000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"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":424,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":624,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":624,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-12-31","val":418,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":418,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-06-30","val":243,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":243,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":243,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":243,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":264,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"start":"2013-01-01","end":"2013-06-30","val":454,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":454,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"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":"2010-01-01","end":"2010-12-31","val":10344,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":10344,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":1212,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":1212,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":27700,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"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":"2010-01-01","end":"2010-12-31","val":0,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010"}]}},"SuppliesAndPostageExpense":{"label":"Supplies and Postage Expense","description":"The aggregate amount of expenses directly related to the supplies and postage.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":1519000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":719000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":349000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":1166000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":447000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":1470000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":1470000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":414000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":776000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":776000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":362000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":362000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":1140000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":1140000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":364000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":364000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":1556000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":1556000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":421000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":421000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":846000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":846000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":425000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q2"},{"start":"2012-04-01","end":"2012-06-30","val":425000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":1286000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":1286000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":440000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":440000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":1665000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":406000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":809000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":403000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":1187000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":378000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"TaxBenefitFromStockOptionsExercised":{"label":"Tax Benefit from Stock Options Exercised (Deprecated 2012-01-31)","description":"Reductions in the entity's income taxes that arise when compensation cost (from non-qualified stock options) recognized on the entity's tax return exceeds compensation cost from non-qualified stock options recognized on the income statement. This element increases net cash provided by operating activities.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":0,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":232000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-01-01","end":"2010-09-30","val":232000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":232000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":0,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":0,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":0,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":0,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":0,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":36000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"}]}},"TaxBenefitFromStockOptionsExercised1":{"label":"Tax Benefit from Stock Options Exercised (Deprecated 2013-01-31)","description":"Tax benefits realized from the exercise of stock options resulting in reductions in the entity's income taxes, which increases net cash provided by operating activities.","units":{"USD":[{"start":"2010-01-01","end":"2010-12-31","val":232000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":0,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":0,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-09-30","val":36000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":1122000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"TimeDepositMaturitiesYearFive":{"label":"Time Deposit Maturities, Year Five","description":"Amount of time deposit maturing in fifth fiscal year following current fiscal year. Time deposit includes, but is not limited to, certificate of deposit. 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":13000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":13000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":13000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":13000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"TimeDepositMaturitiesYearFour":{"label":"Time Deposit Maturities, Year Four","description":"Amount of time deposit maturing in fourth fiscal year following current fiscal year. Time deposit includes, but is not limited to, certificate of deposit. 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":161000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":161000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":161000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":161000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"TimeDepositMaturitiesYearOne":{"label":"Time Deposit Maturities, Year One","description":"Amount of time deposit maturing in next fiscal year following current fiscal year. Time deposit includes, but is not limited to, certificate of deposit. 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":234774000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":234774000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":234774000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":234774000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"TimeDepositMaturitiesYearThree":{"label":"Time Deposit Maturities, Year Three","description":"Amount of time deposit maturing in third fiscal year following current fiscal year. Time deposit includes, but is not limited to, certificate of deposit. 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":38204000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":38204000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":38204000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":38204000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"TimeDepositMaturitiesYearTwo":{"label":"Time Deposit Maturities, Year Two","description":"Amount of time deposit maturing in second fiscal year following current fiscal year. Time deposit includes, but is not limited to, certificate of deposit. 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":97201000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":97201000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":97201000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":97201000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"TimeDeposits":{"label":"Time Deposits","description":"Amount of time deposit liabilities, including certificates of deposit.","units":{"USD":[{"end":"2010-12-31","val":488390000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":488390000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":488390000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":451926000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":420760000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":398204000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":398204000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":398204000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":398204000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":398204000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":395104000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":385810000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":380602000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":370353000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":370353000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":370353000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":370353000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":358864000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":345705000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":342727000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"TimeDeposits100000OrMore":{"label":"Time Deposits, $100,000 or More","description":"Amount of time deposit liabilities, including certificates of deposit, in denominations of $100,000 or more.","units":{"USD":[{"end":"2011-12-31","val":165311000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2011Q4I"},{"end":"2011-12-31","val":165311000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2011-12-31","val":165311000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2011-12-31","val":165311000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2012-12-31","val":157589000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":157589000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":157589000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":157589000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"}]}},"TreasuryStockShares":{"label":"Treasury Stock, Shares","description":"Number of common and preferred shares that were previously issued and that were repurchased by the issuing entity and held in treasury on the financial statement date. This stock has no voting rights and receives no dividends.","units":{"shares":[{"end":"2010-12-31","val":57748,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":57748,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2011-09-30","val":58497,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":57748,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":57748,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":57748,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":57748,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":58497,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":58497,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":58497,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":58497,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":57748,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":57748,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":57748,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":58497,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":58497,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":58497,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":58497,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"TreasuryStockSharesAcquired":{"label":"Treasury Stock, Shares, Acquired","description":"Number of shares that have been repurchased during the period and are being held in treasury.","units":{"shares":[{"start":"2009-01-01","end":"2009-12-31","val":-4516,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":-5564,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":-5564,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-12-31","val":-1912,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":-1912,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-06-30","val":-1436,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":-1436,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":-1658,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":-1658,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2012"},{"start":"2012-01-01","end":"2012-12-31","val":-9715,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"start":"2013-01-01","end":"2013-06-30","val":-15391,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-01-01","end":"2013-09-30","val":-25197,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"}]}},"TreasuryStockValue":{"label":"Treasury Stock, Value","description":"The amount allocated to treasury stock. Treasury stock is common and preferred shares of an entity that were issued, repurchased by the entity, and are held in its treasury.","units":{"USD":[{"end":"2010-12-31","val":4728000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2010-12-31","val":4728000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"end":"2010-12-31","val":4728000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"end":"2011-06-30","val":4819000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2011Q2I"},{"end":"2011-09-30","val":4810000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2011Q3I"},{"end":"2011-12-31","val":4912000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011Q4I"},{"end":"2011-12-31","val":4912000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":4912000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"end":"2011-12-31","val":4912000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"end":"2011-12-31","val":4912000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"end":"2012-03-31","val":4912000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1I"},{"end":"2012-06-30","val":5114000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2I"},{"end":"2012-09-30","val":5044000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":4046000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q4I"},{"end":"2012-12-31","val":4046000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"end":"2012-12-31","val":4046000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"end":"2012-12-31","val":4046000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02"},{"end":"2013-03-31","val":4186000,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1I"},{"end":"2013-06-30","val":6235000,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2I"},{"end":"2013-09-30","val":7830000,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3I"}]}},"ValuationAllowancesAndReservesRecoveries":{"label":"SEC Schedule, 12-09, Valuation Allowances and Reserves, Addition, Recovery","description":"Amount of increase in valuation and qualifying accounts and reserves from recovery of amount previously written off or reestablishment of reserve previously utilized.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":859000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":659000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-01-01","end":"2010-09-30","val":996000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-01-01","end":"2010-12-31","val":1251000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":1251000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":230000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":598000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":598000,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":368000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":839000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":839000,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":241000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-01-01","end":"2011-12-31","val":1248000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":1248000,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":306000,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":543000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":237000,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":771000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":228000,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":1125000,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"}]}},"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":1917512,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":478704,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":478648,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":1917580,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":1923012,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":1919192,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":1919192,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":1922649,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":1923242,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":480200,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":1923829,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":479814,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":1923443,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":1923442,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":1923838,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":1923837,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":1923777,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":1923777,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":1933657,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":1926019,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2012-01-01","end":"2012-03-31","val":1925942,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":1929838,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":1929838,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":1933657,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":1930503,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":1930503,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":1931818,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":1931818,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":1929360,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":1937462,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":1936510,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":1935569,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":1930676,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":1919200,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}},"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":1885500,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":471048,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2010-04-01","end":"2010-06-30","val":471256,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16","frame":"CY2010Q2"},{"start":"2010-01-01","end":"2010-09-30","val":1886864,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2010-07-01","end":"2010-09-30","val":1892116,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07","frame":"CY2010Q3"},{"start":"2010-01-01","end":"2010-12-31","val":1888080,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":1888080,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":1888570,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":1888559,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2011-01-01","end":"2011-06-30","val":472140,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-04-01","end":"2011-06-30","val":1888548,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2011Q2"},{"start":"2011-04-01","end":"2011-06-30","val":472137,"accn":"0000759458-11-000069","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-09-16"},{"start":"2011-01-01","end":"2011-09-30","val":1888337,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":1888337,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-07-01","end":"2011-09-30","val":1887901,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2011Q3"},{"start":"2011-07-01","end":"2011-09-30","val":1887901,"accn":"0000759458-11-000072","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-07"},{"start":"2011-01-01","end":"2011-12-31","val":1888229,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":1888229,"accn":"0000759458-12-000014","fy":2011,"fp":"FY","form":"10-K/A","filed":"2012-03-05"},{"start":"2012-01-01","end":"2012-03-31","val":1887035,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-03-31","val":1887254,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08"},{"start":"2012-01-01","end":"2012-03-31","val":1887254,"accn":"0000759458-12-000024","fy":2012,"fp":"Q1","form":"10-Q/A","filed":"2012-06-06"},{"start":"2012-01-01","end":"2012-06-30","val":1887145,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2012-01-01","end":"2012-06-30","val":1887145,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08"},{"start":"2012-04-01","end":"2012-06-30","val":1887035,"accn":"0000759458-12-000036","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-08-08","frame":"CY2012Q2"},{"start":"2012-01-01","end":"2012-09-30","val":1887052,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2012-01-01","end":"2012-09-30","val":1887052,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-07-01","end":"2012-09-30","val":1886868,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2012Q3"},{"start":"2012-07-01","end":"2012-09-30","val":1886868,"accn":"0000759458-12-000040","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":1887102,"accn":"0000759458-13-000029","fy":2012,"fp":"FY","form":"10-K/A","filed":"2013-04-02","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":1905239,"accn":"0000759458-13-000035","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":1903934,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09"},{"start":"2013-04-01","end":"2013-06-30","val":1902644,"accn":"0000759458-13-000059","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-09","frame":"CY2013Q2"},{"start":"2013-01-01","end":"2013-09-30","val":1898138,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08"},{"start":"2013-07-01","end":"2013-09-30","val":1886735,"accn":"0000759458-13-000075","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-08","frame":"CY2013Q3"}]}}}}}