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Note 9 - Long-term Debt - Breakdown of Borrowings (Details) - USD ($)
$ in Thousands
Jun. 30, 2021
Dec. 31, 2020
Less: unamortized deferred financing costs $ (1,259) $ (1,393)
Total debt 43,141 48,007
Less: current installments (2,500) (2,000)
Current unamortized deferred financing costs 280 279
Long-term debt 40,921 46,286
Term Loan [Member]    
Long-term debt, gross 39,000 40,000
Line of Credit [Member]    
Long-term debt, gross $ 5,400 $ 9,400