CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Statement of Comprehensive Income [Abstract]
Net income	$ 904.0	$ 740.6	$ 906.1
Other comprehensive income, net of tax:
Foreign currency translation gain	70.2	1.5	41.1
Change in net realized and unrealized gain (loss) on derivative financial instruments	(0.9)	0.5	0.3
Change in net unrealized gain (loss) on available-for-sale debt securities	0.4	0.1	0.5
Other comprehensive income, net of tax	69.7	2.1	41.9
Comprehensive income	973.7	742.7	948.0
Comprehensive income (non-controlling interests)	(200.3)	(227.1)	(239.3)
Comprehensive income (controlling interest)	$ 773.4	$ 515.6	$ 708.7