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PLANT AND EQUIPMENT AND MINERAL PROPERTIES - Schedule of Summary of Mineral Properties (Details) - USD ($) $ in Thousands | Jun. 30, 2024 | Dec. 31, 2023 | Jun. 30, 2023
--- | --- | --- | ---
Property, Plant and Equipment [Line Items] |  |  |
Mineral properties, net | $ 123,840 | $ 119,581 |
Mineral Properties, Gross | 124,407 |  | $ 119,581
Mineral Properties, Accumulated Depletion | (567) |  | $ 0
Sheep Mountain |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Mineral properties, net | 34,183 | 34,183 |
Bahia Project |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Mineral properties, net | 31,130 | 29,130 |
Nichols Ranch ISR Project |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Mineral properties, net | 25,974 | 25,974 |
Roca Honda |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Mineral properties, net | 22,095 | 22,095 |
Pinyon Plain |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Mineral properties, net | 9,338 | 6,512 |
Other |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Mineral properties, net | $ 1,687 | $ 1,687 |

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