Accumulated Other Comprehensive Income (Loss) - Balances (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Before-Tax Amount
Foreign currency translation adjustments, net	$ (21.7)	$ (107.2)
Pension and other postretirement benefit prior service cost and gain or loss, net	(1.5)	1.5
Other comprehensive loss	(23.2)	(105.7)
Tax Benefit or (Expense)
Foreign currency translation adjustments, net	(7.1)	7.4
Pension and other postretirement benefit prior service cost and gain or loss, net	0.4	(0.3)
Other comprehensive loss	(6.7)	7.1
Net of Tax Amount
Foreign currency translation adjustments, net	(28.8)	(99.8)
Pension and other postretirement benefit prior service cost and gain or loss, net	(1.1)	1.2
Total other comprehensive loss, net of tax	(29.9)	(98.6)
Other comprehensive income, net of tax [Abstract]
Other comprehensive income (loss), net of tax, attributable to noncontrolling interest	$ 0.6	$ (1.1)