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Goodwill and Intangible Assets - Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Goodwill And Intangible Assets Disclosure [Abstract]        
Amortization expense $ 7.6 $ 5.3 $ 21.0 $ 14.4