Condensed Consolidated Statements of Comprehensive Income (Loss) (Parenthetical) (Unaudited) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Statement of Comprehensive Income [Abstract]
Unrealized loss on derivatives, net of income tax provision	$ 0.0	$ 0.0	$ 0.0	$ 0.0
Employee pension and postretirement benefit income (expense), net of income tax provision	0.0	0.0	0.0	0.0
Foreign currency translation adjustments, net of income tax benefit	$ 0.3	$ 0.7	$ 0.9	$ 0.9