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Summary of Significant Accounting Policies (Details)
$ in Thousands
 12 Months Ended
Feb. 02, 2019
USD ($)
segment
subsidiary
Feb. 03, 2018
USD ($)
Jan. 28, 2017
USD ($)
Significant Accounting Policies [Line Items]      
Number of subsidiaries | subsidiary 4    
Fiscal period duration 364 days 371 days 364 days
Number of reportable segments | segment 1    
Allowance for doubtful accounts receivable $ 0    
Inventory write downs 7,012 $ 7,139  
Impairment charge to long-lived assets 0 0 $ 0
Increase in prepaid expenses and other assets 1,054    
Accrued expenses on sales return liability 1,054    
Accrued expenses on breakage of loyalty rewards and gift cards $ 3,521    
Gift card redemption period 2 years    
Loyalty reward redemption period 18 months    
Stop-loss insurance maintained by health insurance company, deductible per person under health insurance $ 100    
Reserve on claims included in accrued expenses 900 922  
Stop-loss insurance maintained by workers compensation insurance company, deductible per person under workers compensation insurance 150    
Workers compensation plan, estimated IBNR 1,045 659  
Advertising Expense $ 8,437 7,760 $ 7,513
Minimum      
Significant Accounting Policies [Line Items]      
Furniture, fixtures, and equipment, estimated useful life P3Y    
Maximum      
Significant Accounting Policies [Line Items]      
Furniture, fixtures, and equipment, estimated useful life P10Y    
Wells Fargo Senior Secured Revolving Credit Facility      
Significant Accounting Policies [Line Items]      
In Transit Deposits $ 7,035 $ 6,629