CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Statement of Comprehensive Income [Abstract]
Net income	$ 147.9	$ 158.4
Other comprehensive income (loss), net of taxes:
Foreign currency translation adjustments	(4.5)	9.8
Net unrealized gain (loss) on interest rate risk management activities, net of tax:
Unrealized gain (loss) arising during the period, net of tax (provision) benefit of $(4.5) and $2.1, respectively	14.3	(6.7)
Reclassification adjustment for gain included in interest expense, net of tax provision of $(2.3) and $(1.8), respectively	(7.5)	(5.7)
Reclassification related to de-designated interest rate swaps, net of tax provision of $(0.1) and $(1.0), respectively	(0.2)	(3.1)
Unrealized gain (loss) on interest rate risk management activities, net of tax	6.6	(15.5)
OTHER COMPREHENSIVE INCOME (LOSS), NET OF TAX	2.1	(5.7)
COMPREHENSIVE INCOME	$ 150.0	$ 152.7