Revenue - Schedule of Changes in Deferred Revenue (Detail) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Revenue from Contract with Customer [Abstract]
Deferred revenue, beginning of period	$ 41.2	$ 48.7
New billings	147.8	125.3
Revenue recognized	(141.7)	(126.6)
Effect of exchange rate	(0.3)	0.7
Deferred revenue, end of period	$ 47.0	$ 48.1