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Term Loan and Line of Credit (Financing Transactions) (Details) - USD ($)
12 Months Ended
Jan. 27, 2021
Jan. 29, 2022
Jan. 30, 2021
Feb. 01, 2020
Debt Instrument [Line Items]        
Repayment of note payable under Revolving Credit Facility   $ 0 $ 50,000,000 $ 0
Line of Credit [Member]        
Debt Instrument [Line Items]        
Repayment of note payable under Revolving Credit Facility     50,000,000  
Amended Revolving Credit Facility [Member]        
Debt Instrument [Line Items]        
Line of Credit Borrowed and Repaid During Period   0    
Amended Revolving Credit Facility [Member] | Line of Credit [Member]        
Debt Instrument [Line Items]        
Line of Credit Facility, Accordion Feature, Increase Limit $ 150,000,000      
Debt Instrument, Interest Rate, Increase (Decrease) 2.00%      
Minimum Availability Of Aggregate Commitments And Loan Cap Required, Percent 15.00%      
Period Required For Availability Of Loan Cap Requirement 60 days      
Line of Credit Facility, Remaining Borrowing Capacity   153,000,000 $ 191,000,000 $ 191,000,000
The First Amendement [Member]        
Debt Instrument [Line Items]        
Line of Credit Facility, Maximum Election To Increase Borrowing Capacity $ 50,000,000      
Line of Credit Facility, Current Borrowing Capacity   $ 225,000,000    
The First Amendement [Member] | Line of Credit [Member]        
Debt Instrument [Line Items]        
Minimum Availability Of Loan Cap During Diligence Deferral Period 12.50%      
Minimum Availability Of Loan Cap Outside Of Diligence Deferral Period 10.00%      
The First Amendement [Member] | Line of Credit [Member] | Minimum [Member]        
Debt Instrument [Line Items]        
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage 1.25%      
The First Amendement [Member] | Line of Credit [Member] | Minimum [Member] | Base Rate [Member]        
Debt Instrument [Line Items]        
Interest rate on borrowings (percent) 0.25%      
The First Amendement [Member] | Line of Credit [Member] | Minimum [Member] | London Interbank Offered Rate (LIBOR) [Member]        
Debt Instrument [Line Items]        
Interest rate on borrowings (percent) 1.25%      
The First Amendement [Member] | Line of Credit [Member] | Maximum [Member]        
Debt Instrument [Line Items]        
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage 1.75%      
The First Amendement [Member] | Line of Credit [Member] | Maximum [Member] | Base Rate [Member]        
Debt Instrument [Line Items]        
Interest rate on borrowings (percent) 0.75%      
The First Amendement [Member] | Line of Credit [Member] | Maximum [Member] | London Interbank Offered Rate (LIBOR) [Member]        
Debt Instrument [Line Items]        
Interest rate on borrowings (percent) 1.75%