Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	$ 5,833.4	$ 5,832.5	$ 5,580.9	$ 5,418.5
Ending balance	5,962.3	5,925.9	5,962.3	5,925.9
Accumulated Other Comprehensive Loss
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	(216.5)	(172.4)	(187.7)	(364.5)
Other comprehensive (loss) income	(4.0)	(31.2)	(32.8)	160.9
Ending balance	(220.5)	(203.6)	(220.5)	(203.6)
Foreign Currency Translation
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	(205.1)	(166.2)	(187.9)	(354.0)
Other comprehensive (loss) income	0.0	(29.6)	(17.2)	158.2
Ending balance	(205.1)	(195.8)	(205.1)	(195.8)
Other
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	(11.4)	(6.2)	0.2	(10.5)
Other comprehensive (loss) income	(4.0)	(1.6)	(15.6)	2.7
Ending balance	$ (15.4)	$ (7.8)	$ (15.4)	$ (7.8)