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Shares issued include shares outstanding and shares held in the treasury.","units":{"shares":[{"end":"2010-12-31","val":14932582,"accn":"0001214659-12-001852","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2012-04-27","frame":"CY2010Q4I"},{"end":"2010-12-31","val":14932582,"accn":"0001214659-12-001850","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2012-04-27"},{"end":"2010-12-31","val":14932582,"accn":"0001214659-12-001432","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-30"},{"end":"2010-12-31","val":14932582,"accn":"0001214659-11-003927","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2010-12-31","val":14932582,"accn":"0001214659-11-002826","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-08-22"},{"end":"2011-06-30","val":18852582,"accn":"0001214659-12-001850","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2012-04-27","frame":"CY2011Q2I"},{"end":"2011-06-30","val":18852582,"accn":"0001214659-11-002826","fy":2011,"fp":"Q2","form":"10-Q/A","filed":"2011-08-22"},{"end":"2011-09-30","val":18852582,"accn":"0001214659-12-001852","fy":2011,"fp":"Q3","form":"10-Q/A","filed":"2012-04-27","frame":"CY2011Q3I"},{"end":"2011-09-30","val":18852582,"accn":"0001214659-11-003927","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-14"},{"end":"2011-12-31","val":18852582,"accn":"0001214659-13-002031","fy":2012,"fp":"FY","form":"10-K","filed":"2013-04-16","frame":"CY2011Q4I"},{"end":"2011-12-31","val":18852582,"accn":"0001214659-12-005047","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-14"},{"end":"2011-12-31","val":18852582,"accn":"0001214659-12-003978","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-09-06"},{"end":"2011-12-31","val":18852582,"accn":"0001214659-12-002386","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-21"},{"end":"2011-12-31","val":18852582,"accn":"0001214659-12-001432","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-30"},{"end":"2012-03-31","val":18852582,"accn":"0001214659-12-002386","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-21","frame":"CY2012Q1I"},{"end":"2012-06-30","val":18852582,"accn":"0001214659-12-003978","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-09-06","frame":"CY2012Q2I"},{"end":"2012-09-30","val":18852582,"accn":"0001214659-12-005047","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-14","frame":"CY2012Q3I"},{"end":"2012-12-31","val":18852582,"accn":"0001214659-14-002788","fy":2013,"fp":"FY","form":"10-K","filed":"2014-04-14","frame":"CY2012Q4I"},{"end":"2012-12-31","val":18852582,"accn":"0001214659-13-006474","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-14"},{"end":"2012-12-31","val":18852582,"accn":"0001214659-13-004746","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-16"},{"end":"2012-12-31","val":18852582,"accn":"0001214659-13-002873","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-20"},{"end":"2012-12-31","val":18852582,"accn":"0001214659-13-002031","fy":2012,"fp":"FY","form":"10-K","filed":"2013-04-16"},{"end":"2013-03-31","val":18852582,"accn":"0001214659-13-002873","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-20","frame":"CY2013Q1I"},{"end":"2013-06-30","val":18852582,"accn":"0001214659-13-004746","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-16","frame":"CY2013Q2I"},{"end":"2013-09-30","val":18852582,"accn":"0001214659-13-006474","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-14","frame":"CY2013Q3I"},{"end":"2013-12-31","val":18852582,"accn":"0001214659-14-003798","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-20","frame":"CY2013Q4I"},{"end":"2013-12-31","val":18852582,"accn":"0001214659-14-002788","fy":2013,"fp":"FY","form":"10-K","filed":"2014-04-14"},{"end":"2014-03-31","val":18852182,"accn":"0001214659-14-003798","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-20","frame":"CY2014Q1I"}]}},"CommonStockSharesOutstanding":{"label":"Common Stock, Shares, Outstanding","description":"Number of shares of common stock outstanding. 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This item includes treasury stock repurchased by the entity. 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This item includes treasury stock repurchased by the entity. 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