Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Statement of Comprehensive Income [Abstract]
Net income	$ 412.8	$ 206.0	$ 319.8
Other comprehensive income (loss), net of income tax:
Foreign currency translation adjustments	(80.8)	41.1	(29.1)
Comprehensive income	332.0	247.1	290.7
Comprehensive income (loss) attributable to:
Controlling interests	332.3	247.6	290.6
Non-controlling interests	0.0	0.0	0.1
Redeemable non-controlling interests	(0.3)	(0.5)	0.0
Comprehensive income	$ 332.0	$ 247.1	$ 290.7