v3.26.3
Discontinued Operations - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Jun. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Jan. 01, 2025
Disposal Group, Including Discontinued Operations [Line Items]            
Income from discontinued operations, net of tax (Note 3) $ 0.0 $ 0.0   $ 0.0 $ 34.9  
Engineered Materials            
Disposal Group, Including Discontinued Operations [Line Items]            
Consideration received on sale           $ 208.0
Income from discontinued operations, net of tax (Note 3)         34.9  
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal         $ 43.5  
Proceeds from Divestiture of Businesses     $ 7.8