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Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) (Unaudited) (Parenthetical) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Aug. 02, 2014
Aug. 03, 2013
Aug. 02, 2014
Aug. 03, 2013
Income Statement [Abstract]        
Income (loss) from discontinued operations, tax $ 0 $ 716 $ 4,257 $ 1,114
Other comprehensive income:        
Amortization of employee benefit related costs, tax $ 38 $ 58 $ 76 $ 116