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Note 8 - Intangible Assets - Estimated Remaining Amortization Expense (Details) - USD ($)
$ in Thousands
Mar. 31, 2023
Dec. 31, 2022
Mar. 31, 2022
Dec. 31, 2021
2023 $ 372      
2024 337      
2025 301      
2026 268      
2027 240      
2028 190      
After 93      
Total $ 1,801 $ 1,931 $ 2,359 $ 2,505