v3.25.3
Segment Information - Schedule of Goodwill and Intangible Assets by Segment (Details)
$ in Millions
 9 Months Ended
Sep. 30, 2025
USD ($)
Changes in the carrying amount of gross goodwill and other purchased intangibles  
Balance at Period Beginning $ 237.0
Amortization expense (1.4)
Currency translation adjustments 5.6
Balance at Period Ending 241.2
Composite Materials  
Changes in the carrying amount of gross goodwill and other purchased intangibles  
Balance at Period Beginning 83.1
Amortization expense (0.4)
Currency translation adjustments 7.6
Balance at Period Ending 90.3
Engineered Products  
Changes in the carrying amount of gross goodwill and other purchased intangibles  
Balance at Period Beginning 153.9
Amortization expense (1.0)
Currency translation adjustments (2.0)
Balance at Period Ending $ 150.9