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Employee Benefit Plans - Projected and Accumulated Benefit Obligations in Excess of Fair Value (Details) - Pension Benefits - USD ($)
$ in Millions
Dec. 31, 2022
Dec. 31, 2021
United States    
Defined Benefit Plan Disclosure [Line Items]    
Projected benefit obligation $ 1,478 $ 261
Fair value of plan assets 1,179 0
Accumulated benefit obligation 1,384 234
Fair value of plan assets 1,179 0
Int’l.    
Defined Benefit Plan Disclosure [Line Items]    
Projected benefit obligation 277 362
Fair value of plan assets 6 58
Accumulated benefit obligation 239 271
Fair value of plan assets $ 6 $ 9