Revenue from Contracts with Customers - Schedule of Deferred Revenue and Customer Advances by Arrangement (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Change In Contract With Customer Liability [Abstract]
Beginning balance, January 1	$ 36.7	$ 24.8
Additions to deferred revenue and customer advances	172.5	107.4
Amount of deferred revenue and customer advances recognized in income	(168.9)	(95.5)
Ending balance, December 31	$ 40.3	$ 36.7