Segment Information - Schedule of Goodwill and Intangible Assets by Segment (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Dec. 31, 2021
Changes in the carrying amount of gross goodwill and other purchased intangibles
Goodwill and other intangible assets, net	$ 264.0	$ 267.5
Balance at Period Beginning	267.5
Amortization expense	(1.7)
Currency translation adjustments	(1.8)
Intangible Assets, Net (Including Goodwill), Total	264.0	$ 267.5
Balance at Period Ending	264.0
Composite Materials
Changes in the carrying amount of gross goodwill and other purchased intangibles
Balance at Period Beginning	93.4
Amortization expense	(0.5)
Currency translation adjustments	(1.8)
Balance at Period Ending	91.1
Engineered Products
Changes in the carrying amount of gross goodwill and other purchased intangibles
Balance at Period Beginning	174.1
Amortization expense	(1.2)
Currency translation adjustments	0.0
Balance at Period Ending	$ 172.9