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Note 6 - Goodwill and Other Intangible Assets - Estimated Future Amortization Expense of Intangible Assets (Details) - USD ($)
$ in Thousands
Mar. 31, 2020
Dec. 31, 2019
Remainder of 2020 $ 8,054  
2021 12,152  
2022 11,208  
2023 9,180  
2024 2,644  
Thereafter 4,380  
Total $ 47,618 $ 45,344