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Derivatives (Open Commodity Derivative Contracts) (Details) - Exchange Traded bbl in Thousands | 3 Months Ended
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Mar. 31, 2026 bbl
Crude oil |  |
Derivative [Line Items] |  |
Percentage of derivative contracts expiring in the next quarter | 64.20% |
Crude oil | Long |  |
Derivative [Line Items] |  |
Notional contracts (in thousands of total barrels) | 104,640 | [1]
Crude oil | Long | Spread Contracts |  |
Derivative [Line Items] |  |
Notional contracts (in thousands of total barrels) | 3,755 |
Crude oil | Short |  |
Derivative [Line Items] |  |
Notional contracts (in thousands of total barrels) | 114,888 | [1]
Crude oil | Short | Spread Contracts |  |
Derivative [Line Items] |  |
Notional contracts (in thousands of total barrels) | 4,070 |
Refined products |  |
Derivative [Line Items] |  |
Percentage of derivative contracts expiring in the next quarter | 83.60% |
Refined products | Long |  |
Derivative [Line Items] |  |
Notional contracts (in thousands of total barrels) | 97,684 | [1]
Refined products | Long | Spread Contracts |  |
Derivative [Line Items] |  |
Notional contracts (in thousands of total barrels) | 4,059 |
Refined products | Short |  |
Derivative [Line Items] |  |
Notional contracts (in thousands of total barrels) | 110,823 | [1]
Refined products | Short | Spread Contracts |  |
Derivative [Line Items] |  |
Notional contracts (in thousands of total barrels) | 3,706 |
Blending products |  |
Derivative [Line Items] |  |
Percentage of derivative contracts expiring in the next quarter | 80.50% |
Blending products | Long |  |
Derivative [Line Items] |  |
Notional contracts (in thousands of total barrels) | 11,368 | [1]
Blending products | Long | Spread Contracts |  |
Derivative [Line Items] |  |
Notional contracts (in thousands of total barrels) | 147 |
Blending products | Short |  |
Derivative [Line Items] |  |
Notional contracts (in thousands of total barrels) | 10,123 | [1]
Blending products | Short | Spread Contracts |  |
Derivative [Line Items] |  |
Notional contracts (in thousands of total barrels) | 67 |
Soybean oil |  |
Derivative [Line Items] |  |
Percentage of derivative contracts expiring in the next quarter | 70.20% |
Soybean oil | Long |  |
Derivative [Line Items] |  |
Notional contracts (in thousands of total barrels) | 1,806 |
Soybean oil | Short |  |
Derivative [Line Items] |  |
Notional contracts (in thousands of total barrels) | 2,858 |
[1] | Included in exchange-traded are spread contracts in thousands of barrels: Crude oil - 3,755 long and 4,070 short, Refined products - 4,059 long and 3,706 short and Blending Products - 147 long and 67 short. There are no spread contracts for Soybean oil.

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