XML 32 R57.htm IDEA: XBRL DOCUMENT

Property and Equipment, Net (Narrative) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Jan. 28, 2012	Jan. 29, 2011	Jan. 30, 2010
Depreciation expense	$ 387	$ 387	$ 387

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

+ References+ Details