CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited) - 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]
Net (loss) income before allocation to noncontrolling interests	$ (59.3)	$ 116.6	$ 303.9	$ 363.3
Components of other comprehensive income (loss), net of tax
Currency translation adjustment	(77.7)	(24.8)	(175.2)	(52.1)
Changes in pension and postretirement plan assets and benefit obligation, net of tax	2.3	5.2	9.1	15.3
Other comprehensive (loss) income, net of tax	(75.4)	(19.6)	(166.1)	(36.8)
Comprehensive (loss) income before allocation to noncontrolling interests	(134.7)	97.0	137.8	326.5
Less: Noncontrolling interests in comprehensive (loss) income	(0.3)	(0.1)	(0.3)	0.6
Comprehensive (loss) income attributable to common shareholders	$ (134.4)	$ 97.1	$ 138.1	$ 325.9