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Segment Loss (Detail) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Jan. 28, 2012
Jan. 29, 2011
Schedule Of Dispositions And Reserves Related To Former Operations [Line Items]    
Fixed asset impairment charges - Non cash   $ 82,589
Severance and termination benefits   25,400
Lease obligations and other closing costs 32,686 11,700
Operating losses 16,605 10,297
Total segment loss $ 49,291 $ 129,986