Consolidated Statements Of Comprehensive Income - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Statement of Comprehensive Income [Abstract]
Net income	$ 250.2	$ 232.6
Other comprehensive income:
Unrealized gain from cash flow hedge, net of tax	0.4	0.0
Reclassification of cash flow hedge loss to net income, net of tax	0.8	0.4
Foreign currency translation, net of tax	(9.9)	6.3
Other comprehensive income (loss)	(8.7)	6.7
Comprehensive income	$ 241.5	$ 239.3