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Other Financial Data - Other Current Assets (Details) - USD ($) $ in Millions | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | --- | ---
Other Current Assets [Abstract] |  |  |
Current contract cost assets | $ 61 | $ 30 | $ 23
Contractor receivables | 47 | 7 |
Tax-related deposits (Note 7) | 33 | 41 |
Other | 242 | 181 |
Other current assets | $ 383 | $ 259 |

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