v3.26.1
Discontinued Operations (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Disposal Group, Including Discontinued Operations [Line Items]        
Discontinued operations, net of income taxes $ 6.5 $ 23.4 $ (13.4) $ 16.4
Adjustment for workers’ compensation, product liability, other postretirement benefits and other, net of income tax benefit (expense) 2.1 (0.2) (2.1) (0.3)
Provision for environmental liabilities and expenses, net of recoveries, net of income tax benefit (expense) 0.5 0.9 1.1 1.4
Provision for legal reserves and expenses, net of recoveries, net of income tax benefit (expense) (1.9) (6.6) 1.7 (5.3)
Decrease in outstanding cases   34.5   34.5
Adjustment for workers’ compensation, product liability, other postretirement benefits and other, net of income tax benefit (expense) of $2.1 and $(2.1) for the three and six months ended June 30, 2026 respectively, and $(0.2) and $(0.3) for the three and six months ended June 30, 2025, respectively        
Disposal Group, Including Discontinued Operations [Line Items]        
Discontinued operations, net of income taxes 1.5 1.6 (2.8) 1.5
Provision for environmental liabilities and expenses, net of recoveries, net of income tax benefit (expense) of $0.5 and $1.1 for the three and six months ended June 30, 2026 respectively, and $0.9 and $1.4 for the three and six months ended June 30, 2025, respectively        
Disposal Group, Including Discontinued Operations [Line Items]        
Discontinued operations, net of income taxes (2.2) (3.2) (4.4) (5.2)
Provision for legal reserves and expenses, net of recoveries, net of income tax benefit (expense) of [$—] and [$—] for the three and six months ended June 30, 2026 respectively, and $(6.6) and $(5.3) for the three and six months ended June 30, 2025, respectively        
Disposal Group, Including Discontinued Operations [Line Items]        
Discontinued operations, net of income taxes $ 7.2 $ 25.0 $ (6.2) $ 20.1