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Note 6 - Intangible Assets and Goodwill - Future Amortization Expense (Details) - USD ($)
$ in Thousands
Sep. 30, 2023
Dec. 31, 2022
2023 (9 months) $ 164  
2024 655  
2025 650  
2026 427  
2027 180  
Thereafter 840  
Total amortizable $ 2,916 $ 2,225