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Note 5 - Goodwill and Other Intangible Assets - Estimated Aggregated Amortization Expense (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
2021 $ 3,016  
2022 3,016  
2023 2,813  
2024 1,400  
2025 1,369  
Thereafter 2,736  
Total estimated amortization expense $ 14,350 $ 17,369