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Note 10 - Debt (Details Textual) - USD ($)
$ in Thousands
1 Months Ended 3 Months Ended 9 Months Ended
Sep. 02, 2021
Oct. 31, 2022
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Dec. 31, 2021
Repayments of Lines of Credit         $ (0) $ 14,500  
Interest Rate Swap [Member]              
Derivative, Notional Amount             $ 30,000
The 2021 Swaps [Member]              
Derivative, Notional Amount             $ 60,000
The 2021 Swaps One [Member]              
Derivative, Notional Amount     $ 30,000   $ 30,000    
Derivative, Fixed Interest Rate     1.3055%   1.3055%   1.3055%
The 2021 Swaps Two [Member]              
Derivative, Notional Amount     $ 30,000   $ 30,000    
Derivative, Fixed Interest Rate     1.318%   1.318%   1.318%
Credit and Security Agreement with KeyBank [Member]              
Long-Term Debt, Percentage Bearing Variable Interest, Amount     $ 50,000   $ 50,000   $ 52,500
Debt, Weighted Average Interest Rate     4.37%   4.37%   1.60%
Debt Instrument, Interest Rate During Period     3.38%   2.92%    
Interest Expense, Debt, Total     $ 900 $ 1,500 $ 2,400 $ 3,000  
Credit and Security Agreement with KeyBank [Member] | Term Loan [Member]              
Long-Term Debt, Total     $ 110,000   $ 110,000   $ 112,500
Credit and Security Agreement with KeyBank [Member] | Revolving Credit Facility [Member]              
Line of Credit Facility, Maximum Borrowing Capacity $ 175,000            
Debt Instrument, Term (Year) 5 years            
Line of Credit Facility, Maximum Letters of Credit Capacity $ 10,000            
Line of Credit Facility, Maximum Swing Line Loan Capacity $ 5,000            
Credit and Security Agreement with KeyBank [Member] | Revolving Credit Facility [Member] | Subsequent Event [Member]              
Repayments of Lines of Credit   $ 10,000          
Long-Term Line of Credit, Total   $ 100,000