Stock Compensation Plans (Summary Of Stock-Based Compensation Expense) (Details) (USD $) In Millions	3 Months Ended		6 Months Ended
	Jul. 30, 2011	Jul. 31, 2010	Jul. 30, 2011	Jul. 31, 2010
Total stock-based compensation expense, before income tax benefits	$ 17	$ 10	$ 28	$ 20
Income tax benefit	(7)	(3)	(11)	(7)
Total stock-based compensation expense, net of income tax benefit	10	7	17	13
Stock Options [Member]
Total stock-based compensation expense, before income tax benefits	10	8	18	17
Performance Share Units [Member]
Total stock-based compensation expense, before income tax benefits			1	1
HauteLook Stock Compensation [Member]
Total stock-based compensation expense, before income tax benefits	4		6
Employee Stock Purchase Plan [Member]
Total stock-based compensation expense, before income tax benefits	1	1	1	1
Other [Member]
Total stock-based compensation expense, before income tax benefits	$ 2	$ 1	$ 2	$ 1