v3.25.0.1
PENSION, POST-RETIREMENT AND POST-EMPLOYMENT PLANS - Amounts Recognized in Balance Sheet and Accumulated Other Comprehensive Loss (Details) - USD ($)
$ in Millions
Dec. 31, 2024
Dec. 31, 2023
Balance Sheet    
Pension and post-retirement benefits $ 22.2 $ 28.1
Domestic | Pension and SERP Benefits    
Balance Sheet    
Other assets 7.4 0.0
Accrued expenses and other current liabilities 0.7 0.9
Pension and post-retirement benefits 4.4 7.3
Accumulated Other Comprehensive Loss    
Net actuarial (loss) gain (0.6) (7.4)
Domestic | Post-retirement Medical Benefits    
Balance Sheet    
Other assets 0.0 0.0
Accrued expenses and other current liabilities 0.5 0.5
Pension and post-retirement benefits 4.7 4.9
Accumulated Other Comprehensive Loss    
Net actuarial (loss) gain 2.0 2.1
Foreign | Pension and SERP Benefits    
Balance Sheet    
Other assets 0.0 0.0
Accrued expenses and other current liabilities 0.8 0.8
Pension and post-retirement benefits 12.1 14.0
Accumulated Other Comprehensive Loss    
Net actuarial (loss) gain $ 1.5 $ 1.4