Inventory Intermediation Obligations - Schedule of Outstanding Obligations Under Agreements (Details) - USD ($) $ in Millions |
Jun. 30, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Other Liabilities Disclosure [Abstract] | ||
| Obligations related to Base Layer Volumes | $ 388.4 | $ 408.7 |
| Current portion | 0.0 | 0.0 |
| Total obligations under Inventory Intermediation Agreement | 388.4 | 408.7 |
| Other payable (receivable) for monthly activity true-up | $ 18.3 | $ 20.2 |