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Income Taxes (Details Textual) (USD $)
3 Months Ended
May 04, 2013
Apr. 28, 2012
Jan. 31, 2013
Income Taxes (Textual) [Abstract]      
Income Tax Benefit $ (319,000) $ (144,000)  
Tax expense portion included in income tax benefit   141,000  
Tax benefit portion included in income tax benefit   285,000  
Cumulative unrecognized tax benefits $ 921,000   $ 941,000