Annual report pursuant to Section 13 and 15(d)

Earnings Per Share Earnings Per Share (Narrative) (Details)

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Earnings Per Share Earnings Per Share (Narrative) (Details)
12 Months Ended
Jan. 28, 2012
Jan. 29, 2011
Jan. 30, 2010
Common Stock [Member]
     
Stock options outstanding, not included in computation of diluted earnings (loss) per share 9,300,000 24,800,000 28,900,000
Restricted Stock [Member]
     
Stock options outstanding, not included in computation of diluted earnings (loss) per share     75,000
Performance-Based Restricted Stock Units [Member]
     
Stock options outstanding, not included in computation of diluted earnings (loss) per share 2,100,000 1,000,000 2,900,000