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Segment Information (Details) $ in Millions	3 Months Ended			9 Months Ended
	Sep. 30, 2024 USD ($)	Mar. 31, 2024 segment	Sep. 30, 2023 USD ($)	Sep. 30, 2024 USD ($)	Sep. 30, 2023 USD ($)
Segment Reporting Information [Line Items]
Number of reportable segments | segment		2
Net Sales
Net Sales	$ 498.5		$ 498.2	$ 1,522.5	$ 1,573.7
Operating Profit (Loss)
Operating Profit (Loss)	7.0		(419.9)	3.7	(411.7)
FAM
Net Sales
Net Sales	189.6		195.8	598.7	628.1
SAS
Net Sales
Net Sales	308.9		302.4	923.8	945.6
Operating Segments | FAM
Net Sales
Net Sales	189.6		195.8	598.7	628.1
Operating Profit (Loss)
Operating Profit (Loss)	19.9		22.6	59.7	78.3
Operating Segments | SAS
Net Sales
Net Sales	308.9		302.4	923.8	945.6
Operating Profit (Loss)
Operating Profit (Loss)	10.3		(405.8)	30.1	(385.4)
Unallocated
Operating Profit (Loss)
Operating Profit (Loss)	$ (23.2)		$ (36.7)	$ (86.1)	$ (104.6)

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