Earnings Per Share (Details) (USD $)	3 Months Ended
	Apr. 28, 2012	Apr. 30, 2011
Earnings Per Share [Abstract]
Weighted average shares excluded from calculation of diluted EPS	4,000
Basic EPS, Shares	221,104,000	229,528,000
Basic EPS, Amount	$ 0.94	$ 0.75
Effect of dilutive common stock equivalents, Shares	3,825,000	4,019,000
Effect of dilutive common stock equivalents, Amount	(0.01)	(0.01)
Diluted EPS, Shares	224,929,000	233,547,000
Diluted EPS, Amount	$ 0.93	$ 0.74