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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' 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(Loss) on Sales of Loans, Net","description":"The net gain (loss) resulting from a sale of loans, including adjustments to record loans classified as held-for-sale at the lower-of-cost-or-market and fair value adjustments to loan held for investment purposes.","units":{"USD":[{"start":"2015-01-01","end":"2015-06-30","val":383000,"accn":"0000715072-16-000148","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2015-04-01","end":"2015-06-30","val":90000,"accn":"0000715072-16-000148","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2015Q2"},{"start":"2016-01-01","end":"2016-06-30","val":2031000,"accn":"0000715072-16-000148","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08"},{"start":"2016-04-01","end":"2016-06-30","val":1035000,"accn":"0000715072-16-000148","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-08","frame":"CY2016Q2"}]}},"GainOnFairValueHedgeIneffectiveness":{"label":"Gain on Fair Value Hedge Ineffectiveness","description":"Amount of gain recognized in the income statement from the hedging ineffectiveness of a fair value hedge.","units":{"USD":[{"start":"2012-07-01","end":"2012-09-30","val":1086000,"accn":"0001193125-12-463721","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-09","frame":"CY2012Q3"},{"start":"2012-01-01","end":"2012-12-31","val":402000,"accn":"0001193125-13-098848","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-08","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":277000,"accn":"0001193125-13-207888","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-08","frame":"CY2013Q1"}]}},"GainOnPurchaseOfBusiness":{"label":"Gain on Purchase of Business (Deprecated 2013-01-31)","description":"Amount of the excess of the fair value of acquired net assets over the cost of an acquired business after pro rata reduction of the amounts that otherwise would have been assigned to acquired assets except financial assets other than investments accounted for by the equity method, assets to be disposed of by sale, deferred tax assets, prepaid assets relating to pension and postretirement benefit plans, and other current assets. This amount is considered an extraordinary item and often referred to as negative goodwill. This element is gross of the related tax 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