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Earnings Per Share (Computation Of Basic and Diluted Earnings Per Share) (Details) (USD $)
In Millions, except Per Share data, unless otherwise specified
3 Months Ended 6 Months Ended
Aug. 03, 2013
Jul. 28, 2012
Aug. 03, 2013
Jul. 28, 2012
Earnings Per Share [Abstract]        
Net income $ 281 $ 279 $ 498 $ 460
Net income available to common stockholders, basic 281 279 498 460
Net income available to common stockholders, diluted $ 281 $ 279 $ 498 $ 460
Basic earnings per share $ 0.73 $ 0.68 $ 1.29 $ 1.11
Diluted earnings per share $ 0.72 $ 0.67 $ 1.27 $ 1.09
Average number of shares issued, basic 381.6 410.2 384.3 412.8
Shares to be issued under deferred compensation and other plans 0.9 1.0 1.0 1.3
Average number of shares outstanding, basic 382.5 411.2 385.3 414.1
Effect of dilutive securities-stock options, restricted stock and restricted stock units 6.8 5.9 6.6 6.6
Average number of shares outstanding, diluted 389.3 417.1 391.9 420.7