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Stock-Based Compensation - Summary of Activity for Non-Vested Shares under Two Thousand Six And Two Thousand Sixteen Plan (Parenthetical) (Details) - USD ($)
6 Months Ended
Aug. 04, 2018
Jul. 29, 2017
Deferred stock    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Shares granted 54,798 43,467
2016-2017 Long Term Incentive Plan | Time-Based RSUs    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Shares vested 329,208  
Number of shares of common stock issued 322,518  
Employee Stock Plan, 2006 Plan and 2016 Plan    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Shares vested 405,275  
Shares granted 486,728  
Shares granted during the period, fair value $ 103,296  
Share-based compensation arrangement by share-based payment award, vesting period 3 years  
Percentage of quarterly retainer 50.00%  
Employee Stock Plan, 2006 Plan and 2016 Plan | Certain Directors    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Shares granted 67,305  
Shares granted during the period, fair value $ 127,795  
Employee Stock Plan, 2006 Plan and 2016 Plan | Deferred stock    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Shares vested [1] 5,429  
Shares granted 54,798  
Employee Stock Plan, 2006 Plan and 2016 Plan | Deferred stock | Certain Directors    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Shares granted [1] 54,798  
[1] The 54,798 shares of deferred stock, with a fair value of $103,296, represent compensation to certain directors in lieu of cash, in accordance with their irrevocable elections. The shares of deferred stock will vest three years from the date of grant or at separation of service, based on the irrevocable election of each director.