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Note 6 - Intangible Assets - Amortization Expense for Finite-lived Intangible Assets (Details) - USD ($)
$ in Thousands
Dec. 31, 2025
Dec. 31, 2024
2026 $ 45  
2027 35  
2028 26  
2029 26  
2030 and beyond 61  
Total amortization $ 193 $ 37