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Note 5 - Long-term Debt, Net - Long-term Debt (Details) - USD ($)
$ in Thousands
Sep. 30, 2024
Dec. 31, 2023
Long-term debt $ 37,942 $ 30,488
Less: Current portion of long-term debt (32,582) (5,000)
Long-term debt, net (non-current) 5,360 25,488
New Credit Facility Term Loan [Member]    
Long-term debt 0 30,488
New Credit Facility [Member]    
Long-term debt 31,332 0
Notes Payable to Banks [Member]    
Long-term debt 1,750 0
Convertible Debt [Member]    
Long-term debt $ 4,860 $ 0