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While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its 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05-04","frame":"CY2015Q1I"},{"end":"2015-06-30","val":1578418000,"accn":"0001057436-15-000041","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-06","frame":"CY2015Q2I"},{"end":"2015-09-30","val":1661747000,"accn":"0001057436-15-000051","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-05","frame":"CY2015Q3I"}]}},"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 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05-04","frame":"CY2015Q1I"},{"end":"2015-06-30","val":1640735000,"accn":"0001057436-15-000041","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-06","frame":"CY2015Q2I"},{"end":"2015-09-30","val":1663511000,"accn":"0001057436-15-000051","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-05","frame":"CY2015Q3I"}]}},"StockIssuedDuringPeriodSharesNewIssues":{"label":"Stock Issued During Period, Shares, New Issues","description":"Number of new stock issued during the period.","units":{"shares":[{"start":"2010-01-01","end":"2010-12-31","val":75900000,"accn":"0001193125-12-075457","fy":2011,"fp":"FY","form":"10-K","filed":"2012-02-23"},{"start":"2010-01-01","end":"2010-12-31","val":75900000,"accn":"0001445305-13-000385","fy":2012,"fp":"FY","form":"10-K","filed":"2013-02-28","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":33999000,"accn":"0001193125-12-075457","fy":2011,"fp":"FY","form":"10-K","filed":"2012-02-23"},{"start":"2011-01-01","end":"2011-12-31","val":33999000,"accn":"0001445305-13-000385","fy":2012,"fp":"FY","form":"10-K","filed":"2013-02-28"},{"start":"2011-01-01","end":"2011-12-31","val":33999000,"accn":"0001057436-14-000006","fy":2013,"fp":"FY","form":"10-K","filed":"2014-02-27","frame":"CY2011"},{"start":"2012-04-01","end":"2012-04-30","val":18400000,"accn":"0001445305-13-000385","fy":2012,"fp":"FY","form":"10-K","filed":"2013-02-28"},{"start":"2012-04-01","end":"2012-04-30","val":18400000,"accn":"0001057436-14-000006","fy":2013,"fp":"FY","form":"10-K","filed":"2014-02-27"},{"start":"2012-04-01","end":"2012-04-30","val":18400000,"accn":"0001057436-15-000012","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-24","frame":"CY2012Q1I"},{"start":"2012-01-01","end":"2012-06-30","val":18400000,"accn":"0001445305-12-002517","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-07"},{"start":"2012-01-01","end":"2012-09-30","val":18400000,"accn":"0001445305-12-003577","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":18400000,"accn":"0001445305-13-000385","fy":2012,"fp":"FY","form":"10-K","filed":"2013-02-28"},{"start":"2012-01-01","end":"2012-12-31","val":18400000,"accn":"0001057436-14-000006","fy":2013,"fp":"FY","form":"10-K","filed":"2014-02-27"},{"start":"2012-01-01","end":"2012-12-31","val":18400000,"accn":"0001057436-15-000012","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-24","frame":"CY2012"},{"start":"2014-01-01","end":"2014-06-30","val":41400000,"accn":"0001057436-14-000041","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-06"},{"start":"2014-06-01","end":"2014-06-30","val":41400000,"accn":"0001057436-14-000041","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-06"},{"start":"2014-06-01","end":"2014-06-30","val":41400000,"accn":"0001057436-14-000065","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-03"},{"start":"2014-06-01","end":"2014-06-30","val":41400000,"accn":"0001057436-15-000012","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-24","frame":"CY2014Q2I"},{"start":"2014-01-01","end":"2014-09-30","val":41400000,"accn":"0001057436-14-000065","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-03"},{"start":"2014-01-01","end":"2014-12-31","val":61400000,"accn":"0001057436-15-000012","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-24","frame":"CY2014"},{"start":"2014-12-01","end":"2014-12-31","val":20000000,"accn":"0001057436-15-000012","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-24","frame":"CY2014Q4I"},{"start":"2015-01-01","end":"2015-03-31","val":7348000,"accn":"0001057436-15-000022","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":7348000,"accn":"0001057436-15-000041","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-06"}]}},"StockRedeemedOrCalledDuringPeriodShares":{"label":"Stock 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Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.","units":{"shares":[{"start":"2011-01-01","end":"2011-12-31","val":0,"accn":"0001193125-12-075457","fy":2011,"fp":"FY","form":"10-K","filed":"2012-02-23","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":0,"accn":"0001445305-13-000385","fy":2012,"fp":"FY","form":"10-K","filed":"2013-02-28","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":0,"accn":"0001445305-13-000992","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-04-30","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":0,"accn":"0001057436-13-000007","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":0,"accn":"0001057436-13-000015","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-12-31","val":0,"accn":"0001057436-14-000006","fy":2013,"fp":"FY","form":"10-K","filed":"2014-02-27","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":0,"accn":"0001057436-14-000027","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-12-31","val":0,"accn":"0001057436-15-000012","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-24","frame":"CY2014"}]}},"StockRepurchaseProgramAuthorizedAmount":{"label":"Stock Repurchase Program, Authorized Amount (Deprecated 2014-01-31)","description":"Amount of a stock repurchase plan authorized by an entity's Board of Directors.","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":50000000,"accn":"0001193125-12-075457","fy":2011,"fp":"FY","form":"10-K","filed":"2012-02-23","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":50000000,"accn":"0001193125-12-208614","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-03","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":50000000,"accn":"0001445305-12-002517","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-07"},{"start":"2012-01-01","end":"2012-09-30","val":50000000,"accn":"0001445305-12-003577","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2012-01-01","end":"2012-12-31","val":50000000,"accn":"0001445305-13-000385","fy":2012,"fp":"FY","form":"10-K","filed":"2013-02-28","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":50000000,"accn":"0001445305-13-000992","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-04-30","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":50000000,"accn":"0001057436-13-000007","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":50000000,"accn":"0001057436-13-000015","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-12-31","val":50000000,"accn":"0001057436-14-000006","fy":2013,"fp":"FY","form":"10-K","filed":"2014-02-27","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":50000000,"accn":"0001057436-14-000027","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-08","frame":"CY2014Q1"}]}},"StockRepurchaseProgramAuthorizedAmount1":{"label":"Stock Repurchase Program, Authorized Amount","description":"Amount of stock repurchase plan authorized.","units":{"USD":[{"end":"2014-12-31","val":50000000,"accn":"0001057436-15-000012","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-24","frame":"CY2014Q4I"}]}},"TemporaryEquityCarryingAmount":{"label":"Temporary Equity, Carrying Amount (Deprecated 2012-01-31)","description":"The carrying value (book value) of an entity's issued and outstanding stock which is not included within permanent equity in Stockholders Equity. 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Includes stock with a put option held by an ESOP and stock redeemable by a holder only in the event of a change in control of the issuer.","units":{"USD":[{"end":"2008-12-31","val":5330000,"accn":"0001193125-12-075457","fy":2011,"fp":"FY","form":"10-K","filed":"2012-02-23","frame":"CY2008Q4I"},{"end":"2009-12-31","val":2717000,"accn":"0001193125-12-075457","fy":2011,"fp":"FY","form":"10-K","filed":"2012-02-23","frame":"CY2009Q4I"},{"end":"2010-12-31","val":5050000,"accn":"0001193125-12-075457","fy":2011,"fp":"FY","form":"10-K","filed":"2012-02-23","frame":"CY2010Q4I"},{"end":"2011-12-31","val":4583000,"accn":"0001193125-12-075457","fy":2011,"fp":"FY","form":"10-K","filed":"2012-02-23","frame":"CY2011Q4I"}]}},"TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests":{"label":"Temporary Equity, Carrying Amount, Including Portion Attributable to Noncontrolling Interests","description":"Carrying amount, attributable to parent and noncontrolling interests, of an entity's issued and outstanding stock which is not included within permanent equity. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. Includes any type of security that is redeemable at a fixed or determinable price or on a fixed or determinable date or dates, is redeemable at the option of the holder, or has conditions for redemption which are not solely within the control of the issuer. Includes stock with a put option held by an ESOP and stock redeemable by a holder only in the event of a change in control of the issuer.","units":{"USD":[{"end":"2013-12-31","val":7534000,"accn":"0001057436-14-000065","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-03"},{"end":"2013-12-31","val":7534000,"accn":"0001057436-15-000012","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-24","frame":"CY2013Q4I"},{"end":"2014-09-30","val":9246000,"accn":"0001057436-14-000065","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-03","frame":"CY2014Q3I"},{"end":"2014-12-31","val":10500000,"accn":"0001057436-15-000012","fy":2014,"fp":"FY","form":"10-K","filed":"2015-02-24"},{"end":"2014-12-31","val":10500000,"accn":"0001057436-15-000022","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2014Q4I"},{"end":"2015-03-31","val":9865000,"accn":"0001057436-15-000022","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-04","frame":"CY2015Q1I"}]}},"TemporaryEquityForeignCurrencyTranslationAdjustments":{"label":"Temporary Equity, Foreign Currency Translation Adjustments","description":"Adjustments to temporary equity resulting from foreign currency translation adjustments.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":91000,"accn":"0001193125-12-075457","fy":2011,"fp":"FY","form":"10-K","filed":"2012-02-23","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":-153000,"accn":"0001193125-12-075457","fy":2011,"fp":"FY","form":"10-K","filed":"2012-02-23","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":-42000,"accn":"0001193125-12-075457","fy":2011,"fp":"FY","form":"10-K","filed":"2012-02-23","frame":"CY2011"}]}},"TemporaryEquityNetIncome":{"label":"Temporary Equity, Net Income","description":"The portion of net income or loss attributable to temporary equity interest.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":-3129000,"accn":"0001193125-12-075457","fy":2011,"fp":"FY","form":"10-K","filed":"2012-02-23","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":-1687000,"accn":"0001193125-12-075457","fy":2011,"fp":"FY","form":"10-K","filed":"2012-02-23","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":-29000,"accn":"0001193125-12-075457","fy":2011,"fp":"FY","form":"10-K","filed":"2012-02-23","frame":"CY2011"}]}},"TemporaryEquityOtherChanges":{"label":"Temporary Equity, Other Changes","description":"Amount of increase (decrease) in temporary equity from changes classified as other.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":136000,"accn":"0001193125-12-075457","fy":2011,"fp":"FY","form":"10-K","filed":"2012-02-23","frame":"CY2009"},{"start":"2010-01-01","end":"2010-12-31","val":1030000,"accn":"0001193125-12-075457","fy":2011,"fp":"FY","form":"10-K","filed":"2012-02-23","frame":"CY2010"},{"start":"2011-01-01","end":"2011-12-31","val":-1197000,"accn":"0001193125-12-075457","fy":2011,"fp":"FY","form":"10-K","filed":"2012-02-23","frame":"CY2011"}]}},"TemporaryEquityRedemptionPricePerShare":{"label":"Temporary Equity, Redemption Price Per Share","description":"Amount to be paid per share that is classified as temporary equity by entity upon redemption. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. Includes any type of security that is redeemable at a fixed or determinable price or on a fixed or determinable date or dates, is redeemable at the option of the holder, or has conditions for redemption which are not solely within the control of the issuer. If convertible, the issuer does not control the actions or events necessary to issue the maximum number of shares that could be required to be delivered under the conversion option if the holder exercises the option to convert the stock to another class of equity. If the security is a warrant or a rights issue, the warrant or rights issue is considered to be temporary equity if the issuer cannot demonstrate that it would be able to deliver upon the exercise of the option by the holder in all cases. Includes stock with put option held by ESOP and stock redeemable by holder only in the event of a change in control of the 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Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. Includes any type of security that is redeemable at a fixed or determinable price or on a fixed or determinable date or dates, is redeemable at the option of the holder, or has conditions for redemption which are not solely within the control of the issuer. If convertible, the issuer does not control the actions or events necessary to issue the maximum number of shares that could be required to be delivered under the conversion option if the holder exercises the option to convert the stock to another class of equity. If the security is a warrant or a rights issue, the warrant or rights issue is considered to be temporary equity if the issuer cannot demonstrate that it would be able to deliver upon the exercise of the option by the holder in all cases. 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