v3.26.1
Discontinued Operations - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Jan. 01, 2025
Disposal Group, Including Discontinued Operations [Line Items]      
Income from discontinued operations, net of tax (Note 3) $ 0.0 $ 28.8  
Engineered Materials      
Disposal Group, Including Discontinued Operations [Line Items]      
Consideration received on sale     $ 208.0
Income from discontinued operations, net of tax (Note 3)   28.8  
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal   $ 35.7