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Note 9 - Long-term Debt - Breakdown of Borrowings (Details) - USD ($)
$ in Thousands
Sep. 30, 2021
Dec. 31, 2020
Less: unamortized deferred financing costs $ (1,190) $ (1,393)
Total debt 45,210 48,007
Less: current portion of long-term debt (2,750) (2,000)
Current unamortized deferred financing costs 280 279
Long-term debt 42,740 46,286
Term Loan [Member]    
Long-term debt, gross 38,500 40,000
Line of Credit [Member]    
Long-term debt, gross $ 7,900 $ 9,400