Business and Summary of Accounting Policies (Advertising Costs) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
Jan. 29, 2011	Jan. 30, 2010	Jan. 31, 2009
Business and Summary of Accounting Policies
Gross advertising costs	$ 1,017	$ 988	$ 1,037
Vendor allowances	(148)	(142)	(147)
Net advertising costs	$ 869	$ 846	$ 890
Net advertising costs as a percent of net sales	4.70%	4.90%	5.40%

Amount charged to advertising expense for the period, which are expenses incurred with the objective of increasing revenue for a specified brand, product or product line.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher AICPA
-Name Statement of Position (SOP)
-Number 93-7

Name:	us-gaap_AdvertisingExpense
Namespace Prefix:	us-gaap
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration