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Related-Party Transactions (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Related Party Transaction [Line Items] |  |  |
Investments in unconsolidated affiliates | $ 1,335 | $ 124 |
Equity in earnings of unconsolidated affiliates | 60 | 5 | $ 4
Sales Revenue From Wholesale Fuel Sales To Affiliates | 28 | 42 | 52
Bulk Fuel Purchases From Affiliates | 1,463 | 1,661 | 2,188
Reimbursement from Limited Partnership Investment | 35 | 34 | 33
J.C. Nolan Joint Venture |  |  |
Related Party Transaction [Line Items] |  |  |
Investments in unconsolidated affiliates | 123 | 124 |
Equity in earnings of unconsolidated affiliates | 7 | $ 5 | $ 4
Permian joint venture |  |  |
Related Party Transaction [Line Items] |  |  |
Investments in unconsolidated affiliates | 1,210 |  |
Equity in earnings of unconsolidated affiliates | $ 53 |  |

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