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FEDERAL INCOME TAXES - Schedule of Components of Future Tax Assets and Liabilities (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
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FEDERAL INCOME TAXES. |  |
Net operating loss carryforwards | $ 22,584 | $ 21,016
Capital loss carryforwards | 22,508 | 22,523
Mineral properties | 3,694 | 5,017
Capitalized joint venture costs | 3,427 | 3,427
Fixed assets | 1,921 | 148
Capitalized transaction costs | 1,150 | 1,157
Share based compensation | 418 | 405
Accrued vacation | 62 | 25
Other | 26 | 61
Deferred tax assets | 55,790 | 53,779
Valuation allowance | (55,769) | (53,723)
Net deferred tax assets | 21 | 56
Other | (21) | (56)
Deferred tax liabilities | $ (21) | $ (56)

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