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Summarized Financial Data - Tengizchevroil LLP - Summary of Balance Sheet Information (Details) - USD ($) $ in Millions | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | --- | --- | ---
Affiliate Statements Captions [Line Items] |  |  |  |
Current assets | $ 33,738 | $ 26,078 |  |
Current liabilities | 26,791 | 22,183 |  |
Total affiliates’ net equity | 139,940 | 132,726 | $ 145,208 | $ 155,642
Tengizchevroil LLP |  |  |  |
Affiliate Statements Captions [Line Items] |  |  |  |
Current assets | 3,307 | 2,114 |  |
Other assets | 51,473 | 48,390 |  |
Current liabilities | 3,436 | 1,686 |  |
Other liabilities | 12,060 | 12,553 |  |
Total affiliates’ net equity | $ 39,284 | $ 36,265 |  |

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