Income Taxes - Provision (Benefit) for Income Taxes (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Current:
U.S. federal	$ 66.5	$ (33.1)	$ 6.6
U.S. state and local	21.5	5.8	6.7
Non-U.S.	147.4	109.1	79.6
Deferred:
U.S. federal	(37.3)	(19.5)	(33.4)
U.S. state and local	(5.5)	(0.9)	(2.9)
Non-U.S.	(43.0)	(83.2)	(45.2)
Provision (benefit) for income taxes	$ 149.6	$ (21.8)	$ 11.4