Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Statement of Comprehensive Income [Abstract]
Net income	$ 76.0	$ 63.2	$ 294.4	$ 121.8
Other comprehensive income (loss), net of income tax:
Foreign currency translation adjustment	28.6	(31.4)	(6.9)	1.6
Comprehensive income	104.6	31.8	287.5	123.4
Comprehensive income (loss) attributable to:
Controlling interests	104.6	32.0	287.6	123.8
Non-controlling interests	0.1	0.0	0.1	0.0
Redeemable non-controlling interests	(0.1)	(0.2)	(0.2)	(0.4)
Comprehensive income	$ 104.6	$ 31.8	$ 287.5	$ 123.4