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Stock-Based Compensation - RSU Activity (Details) - Restricted Stock Units - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Feb. 01, 2020
Feb. 02, 2019
Feb. 03, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Fair value of restricted stock units vested $ 465 $ 1,387 $ 970
Restricted stock units, weighted average grant date fair value (in dollars per share) $ 4.32 $ 10.83 $ 9.01
Shares      
Beginning balance, non-vested (in shares) 314,284    
Granted (in shares) 501,141    
Vested (in shares) (197,090)    
Forfeited (in shares) (184,891)    
Ending balance, non-vested (in shares) 433,444 314,284  
Weighted Average Grant Date Fair Value      
Beginning balance (in dollars per share) $ 10.71    
Vested (in dollars per share) 10.34    
Forfeited (in dollars per share) 7.95    
Ending balance (in dollars per share) $ 4.67 $ 10.71