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Note 8 - Debt and Credit Agreements - Outstanding Debt Balances (Details) - USD ($) $ in Thousands | Mar. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Less: Current portion | $ (18,089) | $ (1,170)
Long-term debt, net of current maturities | 6,863 | 7,141
Line of Credit [Member] |  |
Long-term debt | 16,945 | 0
Notes Payable, Other Payables [Member] |  |
Long-term debt | 1,060 | 1,094
Less: Current portion | (62) | (88)
Long-Term Debt [Member] |  |
Long-term debt | $ 6,947 | $ 7,217

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