XML 312 R100.htm IDEA: XBRL DOCUMENT v3.22.0.1
Pension Plans and Other Benefits Postretirement Medical Benefits (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]      
Defined Benefit Plan, Benefit Obligation, Increase (Decrease) for Plan Amendment $ (17.3) $ 0.0  
Defined Benefit Plan, Plan Assets, Amount 807.0 845.2  
Liability, Defined Benefit Plan, Noncurrent (114.4) (158.5)  
Prior service costs (14.8) 0.0  
North American Other Postretirement Benefits Plan      
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]      
Defined Benefit Plan, Benefit Obligation 31.1 35.0  
Brazil Other Postretirement Benefit Plans      
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]      
Service cost 0.3 1.0  
Interest cost 6.6 7.9  
Actuarial loss (22.8) 7.9  
Currency fluctuations (3.9) (27.7)  
Defined Benefit Plan, Benefit Obligation, Benefits Paid (1.7) (1.7)  
Defined Benefit Plan, Benefit Obligation 58.0 96.8 $ 109.4
Company contribution 1.7 1.7  
Defined Benefit Plan, Plan Assets, Benefits Paid (1.7) (1.7)  
Defined Benefit Plan, Plan Assets, Amount 0.0 0.0  
Funded status of the plans as of the end of period (58.0) (96.8)  
Liability, Defined Benefit Plan, Current 0.0 (1.7)  
Liability, Defined Benefit Plan, Noncurrent (58.0) (95.1)  
Actuarial loss $ 16.1 $ 42.6  
Discount rate 7.69% 7.45%  
Minimum | North American Other Postretirement Benefits Plan      
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]      
Defined Benefit Plan, Expected Future Employer Contributions, Next Fiscal Year $ 2.9