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Land, Buildings And Equipment (Narrative) (Details) (Buildings And Equipment [Member], USD $) In Millions, unless otherwise specified	12 Months Ended
	Jan. 28, 2012	Jan. 29, 2011
Buildings And Equipment [Member]
Property, Plant and Equipment [Line Items]
Capital lease obligations	$ 28	$ 28
Accumulated amortization on capital lease obligations	23	23
Amortization of capitalized leased buildings and equipment	$ 1	$ 1

Property, plant, or equipment held under lease agreements classified as an asset.

The total charge for the use of long-lived depreciable assets subject to a lease meeting the criteria for capitalization.