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Consolidated Statements of Operations (Unaudited) (Parenthetical) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Jul. 28, 2012
Jul. 30, 2011
Jul. 28, 2012
Jul. 30, 2011
Income Statement [Abstract]        
Discontinued operations, tax expense (benefit) $ (10) $ (20) $ (32) $ (60)