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Goodwill and Other Intangible Assets - Projected Annual Amortization Expense for Amortizable Intangible Assets (Details) - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Goodwill And Intangible Assets Disclosure [Abstract]    
2020 $ 94,333  
2021 84,994  
2022 71,694  
2023 69,828  
2024 67,222  
Thereafter 151,408  
Definite-lived intangible assets, Net Carrying Amount $ 539,479 $ 638,090