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Fair Value (Details Textual) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Aug. 03, 2013
Jul. 28, 2012
Aug. 03, 2013
Jul. 28, 2012
Fair Value Disclosures [Abstract]        
Impairment of long-lived assets $ 209 $ 391 $ 1,417 $ 437