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Postretirement Benefits (Discount Rates Used To Determine Net Cost Other) (Details) - Other Postretirement Benefits Plan [Member]
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
United States      
Defined Benefit Plan Disclosure [Line Items]      
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate 2.50% 3.30% 4.20%
Actuarial assumptions used to determine benefit obligations, Discount rate 2.90% 2.50%  
Non-U.S. Plans      
Defined Benefit Plan Disclosure [Line Items]      
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate 6.91% 7.15% 9.10%
Actuarial assumptions used to determine benefit obligations, Discount rate 5.20% 6.91%