v3.26.3
Revenue from Contracts with Customers - Disaggregation of Revenue by Major Source (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Oct. 04, 2026
Sep. 28, 2025
Oct. 04, 2026
Sep. 28, 2025
Revenue from Contracts with Customers [Abstract]        
Net sales $ 554.9 $ 532.4 $ 1,650.2 $ 1,553.1
Household & Personal Care [Member]        
Revenue from Contracts with Customers [Abstract]        
Net sales 130.5 129.8 396.3 380.3
Specialty Additives [Member]        
Revenue from Contracts with Customers [Abstract]        
Net sales 147.6 147.6 452.9 443.1
High-Temperature Technologies [Member]        
Revenue from Contracts with Customers [Abstract]        
Net sales 192.3 178.9 565.9 526.7
Environmental & Infrastructure [Member]        
Revenue from Contracts with Customers [Abstract]        
Net sales 84.5 76.1 235.1 203.0
Consumer & Specialties [Member]        
Revenue from Contracts with Customers [Abstract]        
Net sales 278.1 277.4 849.2 823.4
Consumer & Specialties [Member] | Household & Personal Care [Member]        
Revenue from Contracts with Customers [Abstract]        
Net sales 130.5 129.8 396.3 380.3
Consumer & Specialties [Member] | Specialty Additives [Member]        
Revenue from Contracts with Customers [Abstract]        
Net sales 147.6 147.6 452.9 443.1
Engineered Solutions [Member]        
Revenue from Contracts with Customers [Abstract]        
Net sales 276.8 255.0 801.0 729.7
Engineered Solutions [Member] | High-Temperature Technologies [Member]        
Revenue from Contracts with Customers [Abstract]        
Net sales 192.3 178.9 565.9 526.7
Engineered Solutions [Member] | Environmental & Infrastructure [Member]        
Revenue from Contracts with Customers [Abstract]        
Net sales $ 84.5 $ 76.1 $ 235.1 $ 203.0