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Property and Equipment (Detail) (USD $)
In Thousands, unless otherwise specified
Jul. 28, 2012
Jan. 28, 2012
Jul. 30, 2011
Property, Plant and Equipment [Line Items]      
Property and equipment, at cost $ 1,446,213 $ 1,458,522 $ 1,478,208
Less: Accumulated depreciation (901,462) (876,360) (842,668)
Property and equipment, net $ 544,751 $ 582,162 $ 635,540