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Stock-Based Compensation - RSU Activity (Details) - Restricted Stock Units - $ / shares
12 Months Ended
Feb. 03, 2018
Jan. 28, 2017
Jan. 30, 2016
Shares      
Beginning balance, non-vested (in shares) 244,654    
Granted (in shares) 148,500 132,500 107,000
Vested (in shares) (103,479)    
Forfeited (in shares) (43,975)    
Ending balance, non-vested (in shares) 245,700 244,654  
Weighted Average Grant Date Fair Value      
Beginning balance (in dollars per share) $ 19.25    
Granted (in dollars per share) 9.01 $ 13.49 $ 25.52
Vested (in dollars per share) 9.37    
Forfeited (in dollars per share) 17.82    
Ending balance (in dollars per share) $ 13.29 $ 19.25