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Note 9 - Debt - Summary of Debt (Details) - USD ($)
$ in Thousands
Dec. 31, 2023
Dec. 31, 2022
Long-Term Debt $ 9,429 $ 11,933
Less: amounts due within one year (1,682) (3,283)
Total long-term debt, net of debt issuance costs 7,747 8,650
Secured Term Note [Member]    
Long-Term Debt 8,604 8,650
Secured Promissory Note, Related Party [Member]    
Long-Term Debt 0 2,435
Insurance and Other Note Payable [Member]    
Long-Term Debt $ 825 $ 848