Segment Information (Reconciliation of Operating Profit (Loss) from Segments to Consolidated) (Details) (USD $) In Millions	3 Months Ended
	Apr. 30, 2011	May 01, 2010
Operating income:
Operating income	$ 386	$ 474
Stores Reportable Segment [Member]
Operating income:
Operating income	304	402
Direct Reportable Segment [Member]
Operating income:
Operating income	$ 82	$ 72