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Consolidated Balance Sheets (Parenthetical) (USD $) In Millions, unless otherwise specified	Oct. 29, 2011	Jan. 29, 2011	Oct. 30, 2010
Consolidated Balance Sheets [Abstract]
Property and Equipment, accumulated depreciation and amortization	$ 6,720	$ 6,049	$ 6,509

- Definition

The cumulative amount of depreciation, depletion and amortization (related to property, plant and equipment, but not including land) that has been recognized in the income statement.

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