Goodwill, Trade Names And Other Intangible Assets, Net (Narrative) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Oct. 29, 2011	Oct. 30, 2010	Oct. 29, 2011	Oct. 30, 2010	Jan. 29, 2011
Goodwill Trade Names And Other Intangible Assets Net
Intangible assets with indefinite lives	$ 577	$ 573	$ 577	$ 573	$ 576
Intangible assets with finite lives	13	24	13	24	16
Amortization expense	1	2	3	5
Estimated future amortization expense for the remainder of 2011			1
Estimated future annual amortization expense in 2012			4
Estimated future annual amortization expense in 2013			3
Estimated future annual amortization expense in 2014			3
Estimated future annual amortization expense in 2015			$ 2