XML 99 R82.htm IDEA: XBRL DOCUMENT v3.20.4
Employee Benefit Plans (Narrative) (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Defined Benefit Plan, Weighted-Average Interest Crediting Rate 1.00% 1.00%  
Defined Benefit Plan, Weighted-Average Interest Crediting Rate Above Minimum Government Rate 0.00% 0.25%  
Defined benefit plan, assumptions used in investment strategy, expected return next fiscal year 5.00%    
Company contributions $ 15.4 $ 15.8 $ 15.8
ENPP [Member]      
Defined Benefit Plan, Retirement Income, Maximum Period Over Which Benefits are Paid 15 years    
Defined Benefit Plan, Vesting Age, Minimum 50 years    
Defined Benefit Plan, Minimum Service Period For Qualification 10 years    
Defined Benefit Plan, Minimum Service Period For Vesting 5 years    
Defined Benefit Plan, Minimum Age to Receive Benefits 65 years    
Defined Benefit Plan, Amortization Period 7 years    
Other Postretirement Benefits Plan [Member]      
Defined Benefit Plan, Amortization Period 10 years    
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate 3.80% 4.50%  
Benefit payments $ 1.5    
Benefits paid $ 1.5 $ 1.5  
Pension Benefits      
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate 1.50% 2.00%  
Benefit payments $ 50.5    
Benefit payments made to defined benefit pension plans and ENPP 44.9    
Benefits paid $ 44.6 $ 44.8  
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-term Rate of Return on Plan Assets 4.10% 4.60% 5.40%
Brazilian Postretirement Benefit Obligation, Defined Benefit [Member]      
Health care cost trend rate assumed 9.96% 10.55%  
Ultimate health care cost trend rate 4.28% 4.80%  
Benefit payments $ 0.1    
U.S Based Postretirement Health Care and Life Insurance Benefit Plans      
Health care cost trend rate assumed 7.00% 6.25%  
Ultimate health care cost trend rate 5.00% 5.00%  
Benefit payments $ 1.5    
Foreign Plan [Member] | U.K. Pension Plans, Defined Benefit      
Defined Benefit Plan, Expected Future Employer Contributions, Next Fiscal Year $ 20.9    
UNITED KINGDOM | Pension Benefits      
Defined Benefit Plan, Amortization Period 19 years    
Defined Benefit Plan, Expected Future Employer Contributions, Next Fiscal Year $ 31.3    
UNITED STATES | Pension Benefits      
Defined Benefit Plan, Amortization Period 14 years    
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate 2.75% 3.45%  
Defined Benefit Plan, Expected Future Employer Contributions, Next Fiscal Year $ 4.4    
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-term Rate of Return on Plan Assets 5.00% 5.50% 6.00%
Defined benefit plan, historical average return on asset mix 5.50%    
Non-US [Domain] | U.K. Pension Plans, Defined Benefit      
Defined benefit plan, assumptions used in investment strategy, expected return next fiscal year 4.00%    
Non-US [Domain] | Pension Benefits      
Defined benefit plan, historical average return on asset mix 4.25%