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INCOME TAXES - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
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Components of Deferred Tax Assets [Abstract] |  |
Deferred Tax Assets, Inventory | $ 832 | $ 547
Deferred Tax Assets, Investments | 209 | 209
Deferred Tax Assets, Operating Loss Carryforwards | 117,493 | 93,241
Deferred Tax Assets, Capital Loss Carryforwards | 837 | 849
Deferred Tax Assets, Deferred Income and Other, Noncurrent | 4,722 | 2,431
Deferred Tax Assets, Mineral Properties and Deferred Costs, Other | 2,808 | 0
Deferred Tax Assets, Mineral Properties and Deferred Costs, United States | 13,990 | 16,872
Deferred Tax Assets, Mineral Properties and Deferred Costs, Canada | 1,724 | 1,726
Deferred Tax Assets, Mineral Properties and Deferred Costs, Madagascar | 1,263 | 0
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Asset Retirement Obligations | 1,909 | 2,894
Deferred Tax Assets, Property, Plant and Equipment | 8,907 | 986
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals | 6,923 | 0
Deferred Tax Assets, Gross, Total | 161,617 | 119,755
Deferred Tax Assets, Valuation Allowance | (161,617) | (119,755)
Deferred Tax Assets, Net of Valuation Allowance, Total | $ 0 | $ 0

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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible capital loss carryforwards. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-6 + Details
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