Revenue From Contracts With Customers - Allowance for Doubtful Accounts (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Accounts and Financing Receivable, after Allowance for Credit Loss, Current and Noncurrent [Abstract]
Allowance for doubtful accounts, beginning of period	$ 50.1	$ 29.8	$ 36.9
Provision (benefit)	3.1	22.0	(4.4)
Write-offs	(21.9)	(0.5)	(1.1)
Foreign exchange and other	0.9	(1.2)	(1.6)
Allowance for doubtful accounts, end of period	$ 32.2	$ 50.1	$ 29.8