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Stock-Based Compensation - Additional Information (Detail) (USD $)
3 Months Ended 9 Months Ended
Nov. 02, 2013
Oct. 27, 2012
Nov. 02, 2013
Oct. 27, 2012
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]        
Stock options granted     200,000 175,000
Restricted stock units granted     104,000 94,000
Total stock-based compensation expense $ 720,000 $ 630,000 $ 2,100,000 $ 2,100,000