Quarterly report pursuant to Section 13 or 15(d)

Note 9 - Long-Term Debt and Revolving Lines of Credit (Details Textual)

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Note 9 - Long-Term Debt and Revolving Lines of Credit (Details Textual) - USD ($)
$ in Thousands
1 Months Ended 3 Months Ended 8 Months Ended
Jan. 28, 2021
Dec. 06, 2018
Oct. 31, 2021
May 31, 2019
Jan. 31, 2022
Sep. 30, 2021
Long-term Debt, Total     $ 370,074   $ 385,640  
Debt Issuance Costs, Net, Total     $ 5,916   5,568  
Term Loan Agreement [Member]            
Debt Instrument, Face Amount   $ 357,000        
Debt Instrument, Interest Rate, Stated Percentage   5.00%        
Proceeds from Issuance of Long-term Debt, Total       $ 60,000    
Long-term Debt, Term (Year)   7 years        
Gain (Loss) on Extinguishment of Debt, before Write off of Debt Issuance Cost $ 15,500          
Senior Secured Notes [Member]            
Debt Issuance Costs, Net, Total 7,000          
Asset Backed Revolving Credit Facility [Member]            
Debt Issuance Costs, Line of Credit Arrangements, Net, Total 1,500          
Base Rate [Member] | Term Loan Agreement [Member]            
Debt Instrument, Interest Rate, Stated Percentage   5.00%        
Eurodollar [Member] | Term Loan Agreement [Member]            
Debt Instrument, Interest Rate, Stated Percentage   6.00%        
Asset Backed Revolving Credit Facility [Member]            
Line of Credit Facility, Maximum Borrowing Capacity 125,000          
Line of Credit Facility, Additional Borrowing Capacity 75,000          
Long-term Line of Credit, Total         16,200  
Line of Credit Facility, Remaining Borrowing Capacity         105,200  
Senior Secured Notes [Member]            
Debt Instrument, Face Amount $ 375,000          
Debt Instrument, Interest Rate, Stated Percentage 6.00%          
Long-term Debt, Total         $ 375,000  
Standby Letters of Credit [Member] | Asset Backed Revolving Credit Facility [Member]            
Line of Credit Facility, Maximum Borrowing Capacity   $ 7,500        
Other Loan Borrowings [Member] | Asset Backed Revolving Credit Facility [Member]            
Line of Credit Facility, Maximum Borrowing Capacity   $ 7,500        
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage     0.25%      
Other Loan Borrowings [Member] | Asset Backed Revolving Credit Facility [Member] | London Interbank Offered Rate (LIBOR) [Member]            
Debt Instrument, Basis Spread on Variable Rate   2.25%        
Other Loan Borrowings [Member] | Asset Backed Revolving Credit Facility [Member] | Base Rate [Member]            
Debt Instrument, Basis Spread on Variable Rate           1.25%
Other Loan Borrowings [Member] | Asset Backed Revolving Credit Facility [Member] | Sterling Overnight Index Average [Member]            
Debt Instrument, Basis Spread on Variable Rate     2.0326%      
Average Excess Availability, Tranche One [Member] | Asset Backed Revolving Credit Facility [Member]            
Line of Credit Facility, Quarterly Average Excess Availability, Percent         50.00%  
Average Excess Availability, Tranche One [Member] | Asset Backed Revolving Credit Facility [Member] | Minimum [Member]            
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage   0.25%        
Average Excess Availability, Tranche Two [Member] | Asset Backed Revolving Credit Facility [Member] | Maximum [Member]            
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage   0.50%