Annual report pursuant to Section 13 and 15(d)

CONSOLIDATED STATEMENTS OF OPERATIONS (Parenthetical)

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CONSOLIDATED STATEMENTS OF OPERATIONS (Parenthetical) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Jan. 28, 2012
Jan. 29, 2011
Jan. 30, 2010
Consolidated Statements of Operations [Abstract]      
Income tax expense-discontinued operations $ 0 $ 4 $ 1