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Stock-Based Compensation (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
3 Months Ended 12 Months Ended
May 04, 2019
May 05, 2018
Feb. 02, 2019
Jan. 30, 2016
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Stock-based compensation $ 453 $ 1,572    
Nonvested Restricted Stock Awards        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Issuance of nonvested stock units 0 0    
Nonvested Performance-Based Stock Awards        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Maximum number of shares subject to award 326      
Target number of shares subject to award 163      
Issuance of nonvested stock units   163    
Nonvested stock issued, weighted average grant date fair value per share   $ 4.91    
Nonvested Stock Unit Awards        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Issuance of nonvested stock units 157 250    
Nonvested stock issued, weighted average grant date fair value per share $ 4.89 $ 4.91    
Employees | Nonvested Performance-Based Stock Awards        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Issuance of nonvested stock units 0 163 34  
Nonvested stock issued, weighted average grant date fair value per share   $ 4.91    
Nonvested stock awards vested over grant date   3 years    
Issuance of nonvested stock units available   0    
Employees | Nonvested Stock Unit Awards        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Issuance of nonvested stock units 157 250    
Nonvested stock issued, weighted average grant date fair value per share $ 4.89 $ 4.91    
Nonvested stock awards vested over grant date 3 years 3 years    
Employee Stock Plans | 2013 Plan        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Number of shares available for awards 276      
Number of awards outstanding 432      
Employee Stock Purchase Plan        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Number of shares available for awards 566      
Maximum number of shares subject to award       800
Stock Issued During Period Shares Employee Stock Purchase Plans 0      
Selling, General and Administrative Expenses        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Stock-based compensation $ 453 $ 1,572