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Common stock represent the ownership interest in a corporation.","units":{"shares":[{"end":"2010-09-30","val":22736051,"accn":"0000915862-11-000066","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-08-09"},{"end":"2010-09-30","val":22736051,"accn":"0000915862-11-000092","fy":2011,"fp":"FY","form":"10-K","filed":"2011-12-13","frame":"CY2010Q3I"},{"end":"2011-06-30","val":22943143,"accn":"0000915862-11-000066","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-08-09","frame":"CY2011Q2I"},{"end":"2011-09-29","val":22923829,"accn":"0000915862-11-000092","fy":2011,"fp":"FY","form":"10-K","filed":"2011-12-13"},{"end":"2011-09-29","val":22923829,"accn":"0000915862-12-000015","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-02-07"},{"end":"2011-09-29","val":22923829,"accn":"0000915862-12-000035","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-05-08"},{"end":"2011-09-29","val":22923829,"accn":"0001193125-12-341041","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-08-07"},{"end":"2011-09-29","val":22923829,"accn":"0000915862-12-000057","fy":2012,"fp":"FY","form":"10-K","filed":"2012-12-11","frame":"CY2011Q3I"},{"end":"2011-12-29","val":23265817,"accn":"0000915862-12-000015","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-02-07","frame":"CY2011Q4I"},{"end":"2012-03-29","val":23364553,"accn":"0000915862-12-000035","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-05-08","frame":"CY2012Q1I"},{"end":"2012-06-28","val":23275033,"accn":"0001193125-12-341041","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-08-07","frame":"CY2012Q2I"},{"end":"2012-09-27","val":23260468,"accn":"0000915862-12-000057","fy":2012,"fp":"FY","form":"10-K","filed":"2012-12-11"},{"end":"2012-09-27","val":23260468,"accn":"0000915862-13-000017","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-02-05"},{"end":"2012-09-27","val":23260468,"accn":"0000915862-13-000030","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-05-07"},{"end":"2012-09-27","val":23260468,"accn":"0000915862-13-000037","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-08-06"},{"end":"2012-09-27","val":23260468,"accn":"0000915862-13-000051","fy":2013,"fp":"FY","form":"10-K","filed":"2013-12-10","frame":"CY2012Q3I"},{"end":"2012-12-27","val":23668923,"accn":"0000915862-13-000017","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-02-05","frame":"CY2012Q4I"},{"end":"2013-03-28","val":23621827,"accn":"0000915862-13-000030","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-05-07","frame":"CY2013Q1I"},{"end":"2013-06-27","val":23557938,"accn":"0000915862-13-000037","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-08-06","frame":"CY2013Q2I"},{"end":"2013-09-26","val":23556291,"accn":"0000915862-13-000051","fy":2013,"fp":"FY","form":"10-K","filed":"2013-12-10"},{"end":"2013-09-26","val":23556291,"accn":"0000915862-14-000005","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-01-30"},{"end":"2013-09-26","val":23556291,"accn":"0000915862-14-000044","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-05-01"},{"end":"2013-09-26","val":23556291,"accn":"0000915862-14-000060","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-07-30"},{"end":"2013-09-26","val":23556291,"accn":"0000915862-14-000072","fy":2014,"fp":"FY","form":"10-K","filed":"2014-12-09","frame":"CY2013Q3I"},{"end":"2013-12-26","val":23483566,"accn":"0000915862-14-000005","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-01-30","frame":"CY2013Q4I"},{"end":"2014-03-27","val":23451947,"accn":"0000915862-14-000044","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-05-01","frame":"CY2014Q1I"},{"end":"2014-06-26","val":23443906,"accn":"0000915862-14-000060","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-07-30","frame":"CY2014Q2I"},{"end":"2014-09-25","val":23445826,"accn":"0000915862-14-000072","fy":2014,"fp":"FY","form":"10-K","filed":"2014-12-09"},{"end":"2014-09-25","val":23445826,"accn":"0000915862-15-000004","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-01-29","frame":"CY2014Q3I"},{"end":"2014-12-25","val":23404208,"accn":"0000915862-15-000004","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-01-29","frame":"CY2014Q4I"}]}},"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. 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