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Segment and Revenue Information - Narrative (Details) $ in Millions |  | 3 Months Ended | 9 Months Ended
--- | --- | --- | ---
May 29, 2025 USD ($) | Sep. 30, 2025 USD ($) | Sep. 30, 2024 USD ($) | Sep. 30, 2025 USD ($) segment | Sep. 30, 2024 USD ($)
Segment Reporting Information [Line Items] |  |  |  |  |
Number of reportable segments | segment |  |  |  | 3 |
Income (loss) from equity method investments |  | $ 17 | $ (3) | $ 47 | $ 87
Revenue, remaining performance obligation, amount |  | $ 635,688 |  | 635,688 |
Loss contingency, settlement agreement, additional fine | $ 244 |  |  | $ 244 | $ 244
Within Next Fiscal Year |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Revenue, remaining performance obligation, percent recognized |  | 17.00% |  | 17.00% |
Within Next 4 Fiscal Years |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Revenue, remaining performance obligation, percent recognized |  | 61.00% |  | 61.00% |

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