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Other Income - Net (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Other Income and Expenses [Abstract]      
Pension and other postretirement benefits (Note 12) $ 126 $ 102 $ 91
COLI – net (77) 17 85
Other (36) (42) (23)
Other income – net $ 13 $ 77 $ 153