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Supplemental Financial Information - Other Assets (Details) - USD ($)
$ in Millions
Mar. 31, 2023
Dec. 31, 2022
Organization, Consolidation and Presentation of Financial Statements [Abstract]    
Derivative contracts $ 169 $ 174
Intangible assets, net 295 296
Equity securities 236 261
Other 198 124
Other assets $ 898 $ 855