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Note 8 - Debt and Credit Agreements - Outstanding Debt Balances (Details) - USD ($)
$ in Thousands
Jun. 30, 2023
Dec. 31, 2022
Less: Current portion $ (13,110) $ (1,170)
Long-term debt, net of current maturities 7,203 7,141
Line of Credit [Member]    
Long-term debt 11,991 0
Notes Payable, Other Payables [Member]    
Long-term debt 1,647 1,094
Less: Current portion (37) (88)
Long-Term Debt [Member]    
Long-term debt $ 6,675 $ 7,217