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DEBT AND FINANCING ARRANGEMENTS - 2018 Loan Facility (Narrative) (Details) - USD ($)
$ in Thousands
1 Months Ended 3 Months Ended
Feb. 29, 2024
Mar. 31, 2024
Mar. 31, 2023
Dec. 31, 2023
Nov. 30, 2022
Apr. 30, 2022
Mar. 31, 2022
Debt Instrument [Line Items]              
Long-Term Line of Credit   $ 30,000   $ 30,000      
Interest expense   940 $ 940        
Unused borrowing capacity   $ 29,500          
Lines of credit              
Debt Instrument [Line Items]              
Commitment fee percentage   0.15%          
Revolving Credit Facility | Lines of credit | 2018 Line of Credit              
Debt Instrument [Line Items]              
Line of credit facility, maximum borrowing capacity           $ 60,000 $ 50,000
Line of credit facility, maximum borrowing capacity upon syndication           $ 75,000  
Debt instrument, maximum borrowing, eligible accounts receivable, percentage 75.00%       50.00% 85.00%  
Debt instrument, minimum adjusted cash           $ 25,000  
Basis spread on variable rate 0.25%            
Debt instrument, interest rate increase upon default, percentage 3.00%            
Interest expense   $ 700