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Goodwill and Intangible Assets - Summary of Amortization of Intangible Assets (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Finite Lived Intangible Assets Future Amortization Expense Current And Five Succeeding Fiscal Years [Abstract]      
Aggregate amortization expense: $ 7,986 $ 5,860 $ 4,773
2020 7,864    
2021 7,482    
2022 7,368    
2023 7,368    
2024 $ 7,368