Inventory - Carrying Value (Details) - USD ($) $ in Millions |
Jun. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Inventory [Line Items] | ||
| Feedstocks, raw materials and supplies | $ 439.8 | $ 281.0 |
| Refined products and blendstock | 559.5 | 445.0 |
| Total | 999.3 | 726.0 |
| Titled Inventory | ||
| Inventory [Line Items] | ||
| Feedstocks, raw materials and supplies | 377.0 | 243.0 |
| Refined products and blendstock | 451.9 | 370.7 |
| Total | 828.9 | 613.7 |
| Inventory Intermediation Agreement obligation | ||
| Inventory [Line Items] | ||
| Feedstocks, raw materials and supplies | 62.8 | 38.0 |
| Refined products and blendstock | 107.6 | 74.3 |
| Total | $ 170.4 | $ 112.3 |
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- Definition Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of merchandise or goods held by the company that are readily available for sale. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Aggregated amount of unprocessed materials to be used in manufacturing or production process and supplies that will be consumed. This amount is net of valuation reserves and adjustments. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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