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Debt Long-term Debt (Details) - USD ($)
$ in Thousands
6 Months Ended
Jun. 07, 2021
Jul. 31, 2021
Aug. 01, 2020
Jan. 30, 2021
Aug. 07, 2019
Secured Debt [Abstract]          
Payment for Debt Extinguishment or Debt Prepayment Cost   $ 438 $ 0    
Gain (Loss) on Extinguishment of Debt   535 $ 0    
Debt, Long-term and Short-term, Combined Amount [Abstract]          
Total debt   0   $ 50,264  
Less current portion of long-term debt (included in Accrued operating expenses)   0   (14,500)  
Long-term debt   0   35,764  
2019 Term Note [Member]          
Secured Debt [Abstract]          
Secured Debt   0   50,264 $ 70,000
Long-term Debt, Percentage Bearing Fixed Interest, Percentage Rate         3.30%
Debt Issuance Costs, Gross         $ 200
Extinguishment of Debt, Amount $ 44,300        
Payment for Debt Extinguishment or Debt Prepayment Cost 400        
Gain (Loss) on Extinguishment of Debt $ 500        
Debt, Long-term and Short-term, Combined Amount [Abstract]          
Secured Debt   $ 0   50,264 $ 70,000
Line of Credit [Member]          
Debt, Long-term and Short-term, Combined Amount [Abstract]          
Long-term Line of Credit       $ 0