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Goodwill And Other Intangible Assets (Estimated Annual Amortization Expense) (Details)
$ in Thousands
Mar. 31, 2019
USD ($)
Goodwill and Intangible Assets Disclosure [Abstract]  
2020 $ 5,061
2021 4,976
2022 4,902
2023 4,343
2024 $ 4,343