Leases (Future Minimum Lease Payments) (Details) (USD $) In Millions, unless otherwise specified	Jan. 28, 2012
Capital Leases
2012	$ 2
2013	2
2014	2
2015	2
2016	2
Thereafter	3
Total minimum lease payments	13
Less: amount representing interest	(3)
Present value of net minimum lease payments	10
Operating Leases
2012	122
2013	118
2014	111
2015	106
2016	100
Thereafter	506
Total minimum lease payments	$ 1,063

The total of contractually required rental payments on leases meeting the criteria for capitalization.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 13

-Paragraph 16

-Subparagraph a(ii)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 30

-Section 50

-Paragraph 1

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6455398&loc=d3e45280-112737