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Investments Accounted for by the Equity Method and Variable Interest Entities - Narrative (Details) - USD ($) $ in Millions | Feb. 19, 2026 | Jun. 30, 2026 | Dec. 31, 2025 | Jun. 30, 2025
--- | --- | --- | --- | ---
Schedule of Equity Method Investments [Line Items] |  |  |  |
Redeemable noncontrolling interest in subsidiaries |  | $ 124 | $ 103 | $ 45
Palisade Plains Partnership |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Ownership (as a percentage) | 99.00% |  |  |
Palisade Plains Partnership | Variable Interest Entity |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Contributions received for future delivery of equipment | $ 6 |  |  |
Distributions for future delivery of equipment | $ 5 |  |  |
Redeemable noncontrolling interest in subsidiaries |  | 1 |  |
Desert Sunlight |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Non-recourse debt held by unconsolidated affiliates |  | $ 351 |  |

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