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Earnings Per Share And Shareholders' Equity (Shares Utilized for the Calculation of Basic and Diluted Earnings per Share) (Details)
In Millions, unless otherwise specified
3 Months Ended
May 04, 2013
Apr. 28, 2012
Weighted-average Common Shares:    
Issued Shares 305 299
Treasury Shares (16) (7)
Basic Shares 289 292
Effect of Dilutive Options and Restricted Stock 6 9
Diluted Shares 295 301
Anti-dilutive Options and Awards 2 [1] 1 [1]
[1] These options and awards were excluded from the calculation of diluted earnings per share because their inclusion would have been anti-dilutive.