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Revolving Line Of Credit (Details) - USD ($)
$ in Thousands
 3 Months Ended
May 23, 2018
May 01, 2021
May 02, 2020
Jan. 30, 2021
Line Of Credit Facility [Line Items]        
Capitalization of fees paid $ 1,331      
Line of credit facility, amount outstanding   $ 0   $ 0
Gross borrowings under revolving line of credit   357,478 $ 274,959  
Gross paydowns under revolving line of credit   357,640 266,798  
Wells Fargo Senior Secured Revolving Credit Facility        
Line Of Credit Facility [Line Items]        
Line of credit facility, maximum borrowing capacity 250,000      
Line of credit facility, amount outstanding   0   0
Amounts in depository under lock-box arrangements   $ 15,678   13,553
Revolving credit facility, covenant term   The Amended Credit Agreement also requires the Company to maintain a minimum availability at all times of not less than 10% of the gross borrowing base    
Line of credit , maturity date   May 23, 2023    
Deferred financing fees outstanding   $ 520   $ 583
Amortization of deferred financing fees   $ 63 $ 66  
Wells Fargo Senior Secured Revolving Credit Facility | Minimum        
Line Of Credit Facility [Line Items]        
Line of credit facility gross borrowing base percentage   10.00%    
New Term Loan        
Line Of Credit Facility [Line Items]        
New term loan $ 40,000      
Wells Fargo Stand-by Commercial Letters of Credit        
Line Of Credit Facility [Line Items]        
Net borrowing available under revolving line of credit   $ 1,955