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Other Financial Data - Other Current Assets (Details) - USD ($) $ in Millions | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | --- | ---
Other Current Assets [Abstract] |  |  |
Current contract cost assets | $ 70 | $ 56 | $ 61
Contractor receivables | 44 | 40 |
Tax-realted deposits | 54 | 32 |
Other | 261 | 229 |
Other current assets | $ 429 | $ 357 |

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