XML 22 R28.htm IDEA: XBRL DOCUMENT v2.4.0.6
Calculation of Basic and Diluted Earnings Per Share (Detail) (USD $)
In Thousands, except Per Share data, unless otherwise specified
3 Months Ended 6 Months Ended
Jul. 28, 2012
Jul. 30, 2011
Jul. 28, 2012
Jul. 30, 2011
Capital Stock And Earnings Per Share [Abstract]        
Basic earnings per share, Net income $ 421,092 $ 348,338 $ 840,292 $ 614,289
Weighted average common shares outstanding for basic EPS 736,830 763,715 739,531 769,835
Basic earnings per share $ 0.57 $ 0.46 $ 1.14 $ 0.80
Diluted earnings per share, Net income $ 421,092 $ 348,338 $ 840,292 $ 614,289
Weighted average common shares outstanding for basic EPS 736,830 763,715 739,531 769,835
Assumed exercise/vesting of Stock options and awards 14,413 11,536 14,190 12,347
Weighted average common shares outstanding for diluted EPS 751,243 775,251 753,721 782,182
Diluted earnings per share $ 0.56 $ 0.45 $ 1.11 $ 0.79