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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":"2013-06-30","val":7021000,"accn":"0001060349-14-000028","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-05","frame":"CY2013Q2I"},{"end":"2013-09-30","val":5765000,"accn":"0001060349-14-000032","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07","frame":"CY2013Q3I"},{"end":"2013-12-31","val":6751000,"accn":"0001060349-14-000028","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-05"},{"end":"2013-12-31","val":6751000,"accn":"0001060349-14-000032","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":6751000,"accn":"0001060349-15-000004","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-06","frame":"CY2013Q4I"},{"end":"2014-03-31","val":8464000,"accn":"0001060349-15-000015","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-07","frame":"CY2014Q1I"},{"end":"2014-06-30","val":22806000,"accn":"0001060349-14-000028","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-05"},{"end":"2014-06-30","val":22806000,"accn":"0000807249-15-000163","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-05","frame":"CY2014Q2I"},{"end":"2014-09-30","val":56086000,"accn":"0001060349-14-000032","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-07"},{"end":"2014-09-30","val":56086000,"accn":"0001060349-15-000025","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-05","frame":"CY2014Q3I"},{"end":"2014-12-31","val":68334000,"accn":"0001060349-15-000004","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-06"},{"end":"2014-12-31","val":68334000,"accn":"0001060349-15-000015","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-07"},{"end":"2014-12-31","val":68334000,"accn":"0000807249-15-000163","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-05"},{"end":"2014-12-31","val":68334000,"accn":"0001060349-15-000025","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-05"},{"end":"2014-12-31","val":68334000,"accn":"0001060349-16-000039","fy":2015,"fp":"FY","form":"10-K","filed":"2016-03-15","frame":"CY2014Q4I"},{"end":"2015-03-31","val":5519000,"accn":"0001060349-15-000015","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-07"},{"end":"2015-03-31","val":5519000,"accn":"0001060349-16-000055","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2015Q1I"},{"end":"2015-06-30","val":5943000,"accn":"0000807249-15-000163","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-05"},{"end":"2015-06-30","val":5943000,"accn":"0001060349-16-000060","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-02","frame":"CY2015Q2I"},{"end":"2015-09-30","val":6018000,"accn":"0001060349-15-000025","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-05"},{"end":"2015-09-30","val":6018000,"accn":"0001060349-16-000072","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-04","frame":"CY2015Q3I"},{"end":"2015-12-31","val":0,"accn":"0001060349-16-000039","fy":2015,"fp":"FY","form":"10-K","filed":"2016-03-15"},{"end":"2015-12-31","val":0,"accn":"0001060349-16-000055","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09"},{"end":"2015-12-31","val":0,"accn":"0001060349-16-000060","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-02"},{"end":"2015-12-31","val":0,"accn":"0001060349-16-000072","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-04"},{"end":"2015-12-31","val":0,"accn":"0001060349-17-000006","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-07","frame":"CY2015Q4I"},{"end":"2016-03-31","val":0,"accn":"0001060349-16-000055","fy":2016,"fp":"Q1","form":"10-Q","filed":"2016-05-09","frame":"CY2016Q1I"},{"end":"2016-06-30","val":0,"accn":"0001060349-16-000060","fy":2016,"fp":"Q2","form":"10-Q","filed":"2016-08-02","frame":"CY2016Q2I"},{"end":"2016-09-30","val":0,"accn":"0001060349-16-000072","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-11-04","frame":"CY2016Q3I"},{"end":"2016-12-31","val":0,"accn":"0001060349-17-000006","fy":2016,"fp":"FY","form":"10-K","filed":"2017-03-07","frame":"CY2016Q4I"}]}},"TemporaryEquityRedemptionValue":{"label":"Temporary Equity, Redemption Value (Deprecated 2014-01-31)","description":"The aggregate amount to be paid by the entity upon redemption of the security that is classified as temporary equity. 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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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