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Shares issued include shares outstanding and shares held in the treasury.","units":{"shares":[{"end":"2010-12-31","val":500,"accn":"0001354488-11-002692","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12"},{"end":"2010-12-31","val":500,"accn":"0001354488-11-004344","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":500,"accn":"0001354488-12-001305","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-23","frame":"CY2010Q4I"},{"end":"2011-06-30","val":500,"accn":"0001354488-11-002692","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-12","frame":"CY2011Q2I"},{"end":"2011-09-30","val":500,"accn":"0001354488-11-004344","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14","frame":"CY2011Q3I"},{"end":"2011-12-31","val":500,"accn":"0001354488-12-001305","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-23"},{"end":"2011-12-31","val":500,"accn":"0001354488-12-002331","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11"},{"end":"2011-12-31","val":500,"accn":"0001354488-12-004056","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2011Q4I"},{"end":"2012-03-31","val":500,"accn":"0001354488-12-002331","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-11","frame":"CY2012Q1I"},{"end":"2012-06-30","val":500,"accn":"0001354488-12-004056","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-08-13","frame":"CY2012Q2I"},{"end":"2012-09-30","val":500,"accn":"0001354488-14-002135","fy":2012,"fp":"Q3","form":"10-Q","filed":"2014-04-30","frame":"CY2012Q3I"},{"end":"2012-12-31","val":500,"accn":"0001354488-14-002063","fy":2012,"fp":"FY","form":"10-K","filed":"2014-04-25"},{"end":"2012-12-31","val":500,"accn":"0001031223-14-000004","fy":2013,"fp":"FY","form":"10-K","filed":"2014-08-22"},{"end":"2012-12-31","val":500,"accn":"0001031223-14-000011","fy":2013,"fp":"Q1","form":"10-Q","filed":"2014-09-12"},{"end":"2012-12-31","val":500,"accn":"0001031223-14-000013","fy":2013,"fp":"Q2","form":"10-Q","filed":"2014-09-12"},{"end":"2012-12-31","val":500,"accn":"0001031223-14-000015","fy":2013,"fp":"Q3","form":"10-Q","filed":"2014-09-12","frame":"CY2012Q4I"},{"end":"2013-03-31","val":500,"accn":"0001031223-14-000004","fy":2013,"fp":"FY","form":"10-K","filed":"2014-08-22"},{"end":"2013-03-31","val":500,"accn":"0001031223-14-000011","fy":2013,"fp":"Q1","form":"10-Q","filed":"2014-09-12","frame":"CY2013Q1I"},{"end":"2013-06-30","val":500,"accn":"0001031223-14-000004","fy":2013,"fp":"FY","form":"10-K","filed":"2014-08-22"},{"end":"2013-06-30","val":500,"accn":"0001031223-14-000013","fy":2013,"fp":"Q2","form":"10-Q","filed":"2014-09-12","frame":"CY2013Q2I"},{"end":"2013-09-30","val":500,"accn":"0001031223-14-000004","fy":2013,"fp":"FY","form":"10-K","filed":"2014-08-22"},{"end":"2013-09-30","val":500,"accn":"0001031223-14-000015","fy":2013,"fp":"Q3","form":"10-Q","filed":"2014-09-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":500,"accn":"0001031223-14-000004","fy":2013,"fp":"FY","form":"10-K","filed":"2014-08-22"},{"end":"2013-12-31","val":500,"accn":"0001031223-14-000018","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-10-21"},{"end":"2013-12-31","val":500,"accn":"0001031223-14-000021","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-11-07"},{"end":"2013-12-31","val":500,"accn":"0001031223-14-000025","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-21"},{"end":"2013-12-31","val":500,"accn":"0001031223-15-000004","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-09","frame":"CY2013Q4I"},{"end":"2014-03-31","val":500,"accn":"0001031223-14-000018","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-10-21"},{"end":"2014-03-31","val":500,"accn":"0001031223-15-000004","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-09","frame":"CY2014Q1I"},{"end":"2014-06-30","val":500,"accn":"0001031223-14-000021","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-11-07","frame":"CY2014Q2I"},{"end":"2014-09-30","val":500,"accn":"0001031223-14-000025","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-21","frame":"CY2014Q3I"},{"end":"2014-12-31","val":500,"accn":"0001031223-15-000004","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-09"},{"end":"2014-12-31","val":500,"accn":"0001031223-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15"},{"end":"2014-12-31","val":500,"accn":"0001031223-15-000010","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-10","frame":"CY2014Q4I"},{"end":"2015-03-31","val":500,"accn":"0001031223-15-000007","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1I"},{"end":"2015-06-30","val":500,"accn":"0001031223-15-000010","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-10","frame":"CY2015Q2I"}]}},"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' 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