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Nature of Operations and Basis of Presentation - Schedule of Components of Other Income, Net (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Organization, Consolidation and Presentation of Financial Statements [Abstract]        
Other components of net periodic benefit cost $ (7) $ (11) $ (18) $ (34)
Net gain from investments (30) (11) (68) (17)
Other income, net $ (37) $ (22) $ (86) $ (51)