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 earnings	$ 184	$ 156	$ 329	$ 305
Basic shares (in shares)	195.5	205.2	195.5	206.3
Dilutive effect of stock options and other (in shares)	3.3	3.5	3.4	3.7
Diluted shares (in shares)	198.8	208.7	198.9	210.0
Earnings per basic share (in dollars per share)	$ 0.94	$ 0.76	$ 1.68	$ 1.48
Earnings per diluted share (in dollars per share)	$ 0.93	$ 0.75	$ 1.66	$ 1.45
Anti-dilutive stock options and other (in shares)	3.4	5.9	4.6	6.0