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Other Assets (Details) - USD ($) $ in Millions | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | --- | ---
Other Assets [Abstract] |  |  |
Goodwill | $ 3,786 | $ 3,804 | $ 3,852
Other intangible assets, at amortized cost | 146 | 201 |
Other | 13,757 | 13,239 |
Total | $ 17,689 | $ 17,244 |

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