CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Statement of Comprehensive Income [Abstract]
Net Income	$ 187.1	$ 218.3	$ 391.5	$ 439.0
Other comprehensive income, net of tax:
Foreign exchange translation adjustments	(12.3)	1.0	(14.5)	0.4
Defined benefit plan adjustments gain (loss)	0.0	0.0	1.9	(0.7)
Income (loss) from derivative agreements	18.4	(12.2)	33.7	12.1
Other comprehensive income (loss)	6.1	(11.2)	21.1	11.8
Comprehensive income	$ 193.2	$ 207.1	$ 412.6	$ 450.8