Condensed Consolidated Statements of Comprehensive Loss (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Statement of Comprehensive Income [Abstract]
Net income	$ 16.5	$ 3.1
Other comprehensive income (loss), net of income tax:
Unrealized losses on derivatives, net of income tax provision of $0.0 and $0.0, respectively	(3.3)	(0.2)
Employee pension and postretirement benefit expense, net of income tax provision of $0.0 and $0.0, respectively	(1.0)	(0.6)
Foreign currency translation adjustments, net of income tax benefit of $0.2 and $0.0, respectively	4.2	(5.5)
Total other comprehensive loss, net of income tax	(0.1)	(6.3)
Comprehensive income (loss)	$ 16.4	$ (3.2)