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Goodwill and Intangible Assets - Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Goodwill And Intangible Assets Disclosure [Abstract]        
Amortization expense $ 8.9 $ 7.6 $ 25.9 $ 21.0