Other Comprehensive Income (Loss) - Components of Other Comprehensive Income (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Accumulated Other Comprehensive Income (Loss) [Line Items]
Total other comprehensive income (loss), pre-tax	$ 37.2	$ (18.7)
Total other comprehensive income (loss), tax	(0.2)	(0.2)
Other comprehensive income (loss)	37.0	(18.9)
Cumulative translation adjustment
Accumulated Other Comprehensive Income (Loss) [Line Items]
Total other comprehensive income (loss), pre-tax	36.6	(19.5)
Total other comprehensive income (loss), tax	0.0	0.0
Other comprehensive income (loss)	36.6	(19.5)
Pension and other postretirement adjustments
Accumulated Other Comprehensive Income (Loss) [Line Items]
Total other comprehensive income (loss), pre-tax	0.6	0.8
Total other comprehensive income (loss), tax	(0.2)	(0.2)
Other comprehensive income (loss)	$ 0.4	$ 0.6