Consolidated Statements of Comprehensive (Loss) 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 income	$ 15.6	$ 21.5	$ 42.5	$ 57.0
Other comprehensive (loss) income:
Foreign currency translation adjustments (net of related tax (expense) benefit of $(1.2), $0.6, $(2.6), and $0.4, respectively)	(20.1)	(7.3)	(40.8)	(13.1)
Pension and postretirement medical benefits (net of related tax benefit of $—, $—, $—, and $0.1, respectively)	0.0	0.0	0.0	0.1
Cash flow hedge (net of related tax expense of $—, $0.1, $0.2, and $0.1, respectively)	(0.1)	(0.2)	0.5	(0.3)
Total other comprehensive loss, net of tax	(20.2)	(7.5)	(40.3)	(13.3)
Comprehensive (loss) income	$ (4.6)	$ 14.0	$ 2.2	$ 43.7