Equity - Reconciliation of Reclassifications Out of Accumulated Other Comprehensive loss, Net of Income Taxes (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024		Dec. 31, 2023		Dec. 31, 2022
Schedule of Reclassifications out of Accumulated Comprehensive Income (Loss) [Line Items]
Cost of sales	$ 1,803.0	[1]	$ 1,802.6	[1]	$ 1,668.0
Total before income taxes	11.7		44.2		(120.2)
Income tax benefit (provision)	44.1		(5.0)		(3.4)
Net income (loss)	55.8		39.2		(123.6)
Other income (expense) — net	(0.4)		(13.0)		5.8
Reclassification out of Accumulated Other Comprehensive Income
Schedule of Reclassifications out of Accumulated Comprehensive Income (Loss) [Line Items]
Net income (loss)	(1.9)		(9.6)		(7.3)
Gains and Losses on Cash Flow Hedges | Reclassification out of Accumulated Other Comprehensive Income
Schedule of Reclassifications out of Accumulated Comprehensive Income (Loss) [Line Items]
Total before income taxes	(1.7)		2.3		(5.8)
Income tax benefit (provision)	0.0		0.0		0.0
Net income (loss)	(1.7)		2.3		(5.8)
Gains and Losses on Cash Flow Hedges | Reclassification out of Accumulated Other Comprehensive Income | Foreign Currency Exchange Contracts
Schedule of Reclassifications out of Accumulated Comprehensive Income (Loss) [Line Items]
Cost of sales	(1.7)		2.3		(5.8)
Actuarial Losses | Reclassification out of Accumulated Other Comprehensive Income
Schedule of Reclassifications out of Accumulated Comprehensive Income (Loss) [Line Items]
Other income (expense) — net	(0.3)		(2.6)		(2.9)
Amortization of Prior Service Cost | Reclassification out of Accumulated Other Comprehensive Income
Schedule of Reclassifications out of Accumulated Comprehensive Income (Loss) [Line Items]
Other income (expense) — net	(0.1)		(0.1)		1.3
Pension Settlement Charge | Reclassification out of Accumulated Other Comprehensive Income
Schedule of Reclassifications out of Accumulated Comprehensive Income (Loss) [Line Items]
Other income (expense) — net	0.1		0.1		0.1
Pension & Postretirement | Reclassification out of Accumulated Other Comprehensive Income
Schedule of Reclassifications out of Accumulated Comprehensive Income (Loss) [Line Items]
Total before income taxes	(0.3)		(2.6)		(1.5)
Income tax benefit (provision)	0.1		0.0		0.0
Net income (loss)	(0.2)		(2.6)		(1.5)
Foreign currency translation | Reclassification out of Accumulated Other Comprehensive Income
Schedule of Reclassifications out of Accumulated Comprehensive Income (Loss) [Line Items]
Total before income taxes	0.0		(9.3)		0.0
Income tax benefit (provision)	0.0		0.0		0.0
Net income (loss)	0.0		(9.3)		0.0
Losses on foreign currency translation	$ 0.0		$ (9.3)		$ 0.0

[1] The significant expense categories and amounts align with the segment-level information that is regularly provided to the CODM.