Condensed Consolidated Statements of Comprehensive Income (unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Statement of Comprehensive Income [Abstract]
Net income	$ 385.7	$ 250.6
Other comprehensive (loss) income:
Foreign currency translation adjustments	(19.0)	23.6
Comprehensive income	366.7	274.2
Net income allocated to participating securities	(1.6)	(1.2)
Comprehensive income allocated to common stockholders, net of income tax	$ 365.1	$ 273.0