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Summary of Significant Accounting Policies (Details 4) (USD $)
In Thousands, except Share data, unless otherwise specified
6 Months Ended 0 Months Ended
Aug. 02, 2014
Aug. 03, 2013
Aug. 02, 2014
Stock Options
Employees
Aug. 02, 2014
Stock Options
Minimum
Employees
Aug. 02, 2014
Stock Options
Maximum
Employees
Jul. 16, 2013
2013 Plan
Aug. 02, 2014
2006 Plan
Stock-Based Compensation              
Number of additional shares of common stock authorized to be issued           700,000  
Number of shares of common stock authorized that were previously reserved but unissued under 2006 Plan           102,483  
Number of shares available for future grants             0
Vesting period     3 years        
Expiration period       7 years 10 years    
Stock-based compensation expense recognized (in dollars) $ 424 $ 500