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Income Taxes - Pre-tax Income and Income Tax Expense (Benefit) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Income Tax Contingency [Line Items] |  |  |
Income (loss) before income taxes and equity income (loss) | $ 9,924 | $ 10,760 | $ 11,415
Current income tax expense (benefit) |  |  |
U.S. federal | 240 | 389 | 20
U.S. state and local | 490 | 368 | 142
Non-U.S. | 874 | 707 | 395
Total current income tax expense (benefit) | 1,605 | 1,464 | 557
Deferred income tax expense (benefit) |  |  |
U.S. federal | (120) | 263 | 1,699
U.S. state and local | (43) | 109 | 229
Non-U.S. | (878) | 53 | 286
Total deferred income tax expense (benefit) | (1,041) | 425 | 2,214
Total income tax expense (benefit) | 563 | 1,888 | 2,771
Basis differences from reinvested earnings | 4,300 | 3,500 |
Valuation allowance reversed | 870 |  |
China JVs |  |  |
Deferred income tax expense (benefit) |  |  |
Additional basis differences | 3,400 | 3,400 |
U.S. |  |  |
Income Tax Contingency [Line Items] |  |  |
Income (loss) before income taxes and equity income (loss) | 6,388 | 9,454 | 9,513
Non-U.S. |  |  |
Income Tax Contingency [Line Items] |  |  |
Income (loss) before income taxes and equity income (loss) | 3,535 | 1,306 | 1,902
Deferred income tax expense (benefit) |  |  |
Total deferred income tax expense (benefit) | $ (1,041) | $ 425 | $ 2,214

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