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Earnings Per Share Earnings Per Share (Narrative) (Details) - shares
shares in Millions
6 Months Ended
Aug. 01, 2015
Aug. 02, 2014
Stock Options [Member]    
Stock options and restricted stock units outstanding, not included in computation of diluted earnings per share 3.4 3.2
Restricted Stock Units [Member]    
Stock options and restricted stock units outstanding, not included in computation of diluted earnings per share 1.1 1.0