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Pension and Other Postretirement Benefits - Amounts Reclassified from Accumulated Other Comprehensive Income (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]    
Income before taxes and equity in net earnings of affiliates $ 161 $ 307
Provision for income taxes (42) (78)
Reclassification out of Accumulated Other Comprehensive Income | Defined benefit plans    
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]    
Actuarial losses 12 14
Prior service credit 0 (5)
Income before taxes and equity in net earnings of affiliates 12 9
Provision for income taxes (2) (2)
Net income $ 10 $ 7