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Goodwill And Other Intangible Assets (Estimated Annual Amortization Expense) (Details)
$ in Thousands
Dec. 31, 2020
USD ($)
Goodwill and Intangible Assets Disclosure [Abstract]  
2022 $ 4,739
2023 4,180
2024 4,180
2025 3,920
2026 $ 3,272