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Goodwill and Intangible Assets - Estimated Annual Amortization Expense (Details)
$ in Thousands
Dec. 31, 2020
USD ($)
Estimated annual amortization expense  
2021 $ 41,793
2022 40,983
2023 40,870
2024 40,870
2025 40,870
Thereafter 354,472
Total $ 559,858