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Goodwill and Other Intangible Assets - Additional Information (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Goodwill and Intangible Assets Disclosure [Abstract]    
Amortization expense of intangible assets $ 40,882 $ 32,927
Estimated Future Amortization Expense by Fiscal Year [Abstract]    
2018 36,056  
2019 33,288  
2020 28,323  
2021 25,791  
2022 25,023  
After 2022 $ 239,787