v3.25.4

Summary of Significant Accounting Policies - Owned and Leased Mineral Interests (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
Property, Plant and Equipment [Line Items] |  |  |
Depletion | $ 6.9 | $ 8.4 | $ 7.3
Minimum |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Mineral rights, lease term | 10 years |  |
Maximum |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Mineral rights, lease term | 50 years |  |

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