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Credit Agreements (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Oct. 31, 2020
Nov. 02, 2019
Oct. 31, 2020
Nov. 02, 2019
Feb. 01, 2020
Debt Instrument [Line Items]          
Long-term debt, gross of unamortized issuance costs $ 52,619   $ 52,619    
Long-term debt 52,550   52,550   $ 68,960
Long-term credit facilities, current maturities (2,714)   (2,714)   (2,714)
Long-term credit facilities, excluding current portion 49,836   49,836   66,246
PNC Bank, N.A. [Member]          
Debt Instrument [Line Items]          
Revolving line of credit facility, maximum borrowing capacity 90,000   90,000    
Revolving line of credit, accordion feature 25,000   $ 25,000    
Debt Instrument, maturity Date     Jul. 27, 2023    
Revolving line of credit facility, capacity available for the issuance of letters of credit 6,000   $ 6,000    
Interest expense 743 $ 904 2,767 $ 2,593  
Debt instrument covenant compliance, minimum unrestricted cash plus facility requirement 10,000   $ 10,000    
Financial covenant, minimum fixed charge coverage ratio     1.1 to 1.0    
Minimum unrestricted cash plus facility available threshold for additional covenants 10,800   $ 10,800    
Unrestricted cash plus credit facility available 29,900   29,900    
PNC Bank, N.A. [Member] | Line of Credit [Member]          
Debt Instrument [Line Items]          
Revolving loan 39,500   39,500   53,900
Remaining borrowing capacity 11,000   $ 11,000    
Amortization period     5 years    
PNC Bank, N.A. [Member] | Term Loan [Member]          
Debt Instrument [Line Items]          
Long-term debt, gross of unamortized issuance costs 13,119   $ 13,119   15,155
Less unamortized debt issuance costs (69)   (69)   (95)
Long-term debt 13,050   13,050   15,060
Long-term credit facilities, current maturities (2,714)   $ (2,714)    
Amortization period     84 months    
Mandatory prepayment percentage of excess cash flow     50.00%    
Mandatory prepayment maximum amount     $ 2,000    
Imputed effective interest rate     6.50%    
PNC Bank, N.A. [Member] | Year Three - On or Before July 27, 2021 [Member]          
Debt Instrument [Line Items]          
Debt early termination fee, percentage     0.50%    
PNC Bank, N.A. [Member] | After Year Three - July 27, 2021 [Member]          
Debt Instrument [Line Items]          
Debt early termination fee, percentage     0.00%    
Minimum [Member] | PNC Bank, N.A. [Member] | LIBOR [Member] | Line of Credit [Member]          
Debt Instrument [Line Items]          
Debt instrument, basis spread on variable rate     3.00%    
Minimum [Member] | PNC Bank, N.A. [Member] | LIBOR [Member] | Term Loan [Member]          
Debt Instrument [Line Items]          
Debt instrument, basis spread on variable rate     5.00%    
Minimum [Member] | PNC Bank, N.A. [Member] | Base Rate [Member] | Line of Credit [Member]          
Debt Instrument [Line Items]          
Debt instrument, basis spread on variable rate     2.00%    
Minimum [Member] | PNC Bank, N.A. [Member] | Base Rate [Member] | Term Loan [Member]          
Debt Instrument [Line Items]          
Debt instrument, basis spread on variable rate     4.00%    
Maximum [Member] | PNC Bank, N.A. [Member] | LIBOR [Member] | Line of Credit [Member]          
Debt Instrument [Line Items]          
Debt instrument, basis spread on variable rate     4.50%    
Maximum [Member] | PNC Bank, N.A. [Member] | LIBOR [Member] | Term Loan [Member]          
Debt Instrument [Line Items]          
Debt instrument, basis spread on variable rate     6.00%    
Maximum [Member] | PNC Bank, N.A. [Member] | Base Rate [Member] | Line of Credit [Member]          
Debt Instrument [Line Items]          
Debt instrument, basis spread on variable rate     3.50%    
Maximum [Member] | PNC Bank, N.A. [Member] | Base Rate [Member] | Term Loan [Member]          
Debt Instrument [Line Items]          
Debt instrument, basis spread on variable rate     5.00%    
Other Assets [Member] | PNC Bank, N.A. [Member]          
Debt Instrument [Line Items]          
Deferred financing costs, revolving line of credit, net $ 284   $ 284   $ 406