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Goodwill and Other Intangible Assets, Net - Estimated Future Amortization Expense of Definite Life Intangible Assets (Detail) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Goodwill And Intangible Assets Disclosure [Abstract]    
2021 $ 26,500  
2022 23,600  
2023 21,700  
2024 21,300  
2025 21,300  
2026 and thereafter 90,800  
Net definite life intangible assets $ 205,179 $ 207,687