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INVENTORIES - Schedule of Inventory, Current (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Inventory [Line Items]
Inventory, Work in Process, Gross	$ 42,366	$ 35,807
Inventory Of Ore In Stockpiles	19,238	3,072
Inventory, Raw Materials, Gross	4,900	1,841
Inventory, Net, Total	66,504	$ 40,720
Vanadium Inventory
Inventory [Line Items]
Inventory Adjustments	1,210
Consumables Inventory
Inventory [Line Items]
Inventory Adjustments	$ 3,060

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Inventory of ore in stockpiles

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Amount of inventory reserves for last-in first-out (LIFO) and other inventory valuation methods.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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-Topic 852
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Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer.

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