Intangible Assets - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Finite-Lived Intangible Assets [Line Items]
Intangible assets in connection with acquisition	$ 66.6		$ 66.6
Weighted average useful lives of the acquired intangible assets			5 years 7 months 6 days
Amortization expenses	70.1	$ 80.6	$ 135.8	$ 169.3
Customer Relationships
Finite-Lived Intangible Assets [Line Items]
Intangible assets in connection with acquisition	65.2		$ 65.2
Weighted average useful lives of the acquired intangible assets			5 years 7 months 6 days
Non-compete Agreements
Finite-Lived Intangible Assets [Line Items]
Intangible assets in connection with acquisition	$ 1.4		$ 1.4
Weighted average useful lives of the acquired intangible assets			5 years