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Consolidated Statements of Operations (Unaudited) (Parenthetical) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Oct. 29, 2011
Oct. 30, 2010
Oct. 29, 2011
Oct. 30, 2010
Income Statement [Abstract]        
Discontinued operations, tax expense (benefit) $ (33) $ (33) $ (93) $ (34)