Income Taxes - Provision (Benefit) for Income Taxes (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Current:
U.S. federal	$ 87.5	$ 111.5	$ 66.5
U.S. state and local	22.8	23.7	21.5
Non-U.S.	185.3	181.7	147.4
Deferred:
U.S. federal	(9.7)	(44.0)	(37.3)
U.S. state and local	(5.7)	(6.9)	(5.5)
Non-U.S.	(17.7)	(26.0)	(43.0)
Provision for income taxes	$ 262.5	$ 240.0	$ 149.6