Revenue - Schedule of Activity Related to Contract Assets (Details) - USD ($) $ in Millions	3 Months Ended
	Jun. 30, 2024	Mar. 31, 2024
Change in Contract with Customer Asset [Line Items]
Beginning Balance	$ 31.1	$ 25.1
Net revenue billed	3.4	6.0
Ending Balance	34.5	31.1
Composite Materials
Change in Contract with Customer Asset [Line Items]
Beginning Balance	9.9	8.3
Net revenue billed	0.4	1.6
Ending Balance	10.3	9.9
Engineered Products
Change in Contract with Customer Asset [Line Items]
Beginning Balance	21.2	16.8
Net revenue billed	3.0	4.4
Ending Balance	$ 24.2	$ 21.2