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Note 6 - Long-term Debt - Breakdown of Borrowings (Details) - USD ($)
$ in Thousands
Jun. 30, 2023
Dec. 31, 2022
Less: unamortized deferred financing costs $ (700) $ (840)
Total debt 41,423 46,824
Less: current portion of long-term debt (3,500) (4,091)
Current unamortized deferred financing costs 280 280
Long-term debt 38,203 43,013
Term Loan [Member]    
Long-term debt, gross 32,223 34,814
Line of Credit [Member]    
Long-term debt, gross $ 9,900 $ 12,850