v3.26.3
Segment Information - Capital Expenditures (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Segment Reporting [Line Items]        
Total capital expenditures $ 13.7 $ 11.8 $ 34.3 $ 33.9
Performance Materials        
Segment Reporting [Line Items]        
Total capital expenditures 9.1 7.4 20.4 19.4
Pavement Technologies        
Segment Reporting [Line Items]        
Total capital expenditures 3.4 2.9 10.6 5.6
Advanced Polymer Technologies segment        
Segment Reporting [Line Items]        
Total capital expenditures $ 1.2 $ 1.5 $ 3.3 $ 8.9