Condensed Consolidated Statements Of Comprehensive Income (Unaudited) (Parenthetical) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Statement of Comprehensive Income [Abstract]
Foreign currency translation adjustments, tax (expense) benefit	$ 0.0	$ 0.0	$ 0.0	$ 0.0
Net gains (losses) on hedging instruments, tax benefit	8.1	8.2	3.6	6.6
Net pension and other post-retirement benefits, tax expense	$ (2.9)	$ (6.0)	$ (2.1)	$ (5.5)