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Goodwill and Other Intangible Assets - Schedule of Estimated Future Amortization (Detail) - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Estimated future amortization    
2020 $ 193,886  
2021 196,932  
2022 190,840  
2023 178,378  
2024 175,866  
Thereafter 2,212,292  
Finite-lived intangible assets, net $ 3,148,194 $ 3,306,343