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Earnings Per Share Earnings Per Share (Narrative) (Details)
In Millions, unless otherwise specified
6 Months Ended
Aug. 03, 2013
Jul. 28, 2012
Stock Options [Member]
   
Stock options, restricted stock and restricted stock units outstanding, not included in computation of diluted earnings per share 3.6 9.0
Performance-Based Restricted Stock Units [Member]
   
Stock options, restricted stock and restricted stock units outstanding, not included in computation of diluted earnings per share 1.8 2.5