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Impairment of Long-Lived Assets - Additional Information (Detail) (USD $)
3 Months Ended 9 Months Ended
Nov. 01, 2014
Nov. 02, 2013
Nov. 01, 2014
Nov. 02, 2013
Goodwill and Intangible Assets Disclosure [Abstract]        
Impairment charges from continuing operations $ 377,000 $ 600,000 $ 2,040,000 $ 2,031,000
Fair value of assets impaired     181,000 222,000
Impairment of software 1,100,000   1,100,000  
Accrued software maintenance costs $ 400,000   $ 400,000