v3.25.3
Segment Information - Schedule of Segment Assets (Details) - USD ($)
$ in Millions
9 Months Ended 12 Months Ended
Sep. 30, 2025
Dec. 31, 2024
Segment Reporting Information [Line Items]    
Segment assets $ 2,758.4 $ 2,725.6
Composite Materials    
Segment Reporting Information [Line Items]    
Segment assets 2,318.6 2,147.6
Engineered Products    
Segment Reporting Information [Line Items]    
Segment assets 588.4 541.4
Corporate & Other and Intersegment Elimination    
Segment Reporting Information [Line Items]    
Segment assets $ (148.6) $ 36.6