Share-Based Compensation (Summary Of Stock Option Activity) (Details) (USD $) In Thousands, except Per Share data	6 Months Ended
	Jul. 30, 2011	Jul. 31, 2010
Share-Based Compensation
Balance at beginning of year, Shares	17,869	19,848
Granted, Shares	909	546
Exercised, Shares	(1,002)	(969)
Forfeited/expired, Shares	(654)	(334)
Balance at end of quarter, Shares	17,122	19,091
Balance at beginning of year, Weighted Average Exercise Price	$ 53.17	$ 52.10
Granted, Weighted Average Exercise Price	$ 53.04	$ 54.97
Exercised, Weighted Average Exercise Price	$ 43.41	$ 37.20
Forfeited/expired, Weighted Average Exercise Price	$ 62.87	$ 55.57
Balance at end of quarter, Weighted Average Exercise Price	$ 53.36	$ 52.88