CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Statement of Comprehensive Income [Abstract]
Net income	$ 585.9	$ 661.8	$ 346.2
Other comprehensive (loss) income, net of tax:
Foreign currency translation adjustments, net of tax of $2.2, $2.4, and $(1.0)	(47.3)	(59.3)	40.1
Prior service cost arising during period, net of tax of $0.0, $0.5, and $0.0	0.0	1.5	0.0
Net actuarial (loss) gain arising during period, net of tax of $(2.4), $2.1, and $(0.7)	(9.3)	5.9	(2.5)
Settlement effects arising during period, net of tax of $20.3, $0.4, and $0.9	31.9	1.4	2.9
Less: amortization of actuarial (gain) loss, net of tax of $(0.1), $0.1, and $0.0	(0.5)	0.1	(0.1)
Less: amortization of prior service credit, net of tax of $0.0, $(0.1), and $(0.1).	0.0	(0.2)	(0.5)
Less: amortization of other, net of tax of $0.1, $0.0, and $0.0	0.3	0.0	0.0
Net gain (loss) on equity affiliate accumulated other comprehensive income, net of tax of $0.0, $0.0, and $0.0	0.1	0.9	0.2
Net gain (loss) on derivatives, net of tax of $0.2, $0.5, and $(0.6)	1.4	0.7	(1.1)
Other comprehensive (loss) income, net of tax	(23.4)	(49.0)	39.0
Comprehensive income	$ 562.5	$ 612.8	$ 385.2