Inventories - Schedule of Inventories (Details) - USD ($) $ in Thousands |
Sep. 30, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Schedule of Inventories [Abstract] | ||
| Raw coal | $ 24,088 | $ 19,709 |
| Saleable coal | 50,230 | 17,969 |
| Supplies | 7,256 | 5,680 |
| Total inventories | $ 81,574 | $ 43,358 |
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- Definition Represents the amount of saleable coal. 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/exampleRef
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- References No definition available.
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- Definition Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Gross amount of unprocessed materials to be used in manufacturing or production process and supplies that will be consumed. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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