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Note 8 - Debt and Credit Agreements - Outstanding Debt Balances (Details) - USD ($)
$ in Thousands
Sep. 30, 2023
Dec. 31, 2022
Long-term debt $ 26,324 $ 8,311
Less: Current portion (19,762) (1,170)
Long-term debt, net of current maturities 6,562 7,141
Line of Credit [Member]    
Long-term debt 18,518 0
Notes Payable, Other Payables [Member]    
Long-term debt 1,401 1,094
Less: Current portion (161) (88)
Long-Term Debt [Member]    
Long-term debt $ 6,405 $ 7,217