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Goodwill and Other Intangible Assets, Net - Additional Information (Detail) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Goodwill And Intangible Assets Disclosure [Abstract]        
Intangible amortization expense $ 7,200,000 $ 8,100,000 $ 21,700,000 $ 23,100,000
Impairment charges of indefinite life intangibles $ 0 $ 0 $ 0 $ 0