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Note 13 - Income Taxes - Deferred Tax Asset (Details) - USD ($) | Dec. 31, 2024 | Dec. 31, 2023 | Jun. 30, 2023
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Income Tax Disclosure [Abstract] |  |  |
Investment in the Peak Gold JV | $ 13,061,391 | $ 15,587,054 | $ 14,203,470
State deferred tax assets | 10,483,657 | 5,569,010 | 6,728,285
Stock option expenses | 1,209,422 | 1,374,914 | 1,106,783
Derivatives | 12,169,077 | 4,917,734 | 0
Net operating losses | 15,009,092 | 6,865,323 | 5,027,243
Valuation allowance | (52,239,634) | (34,314,035) | (27,065,781)
Net deferred tax asset / (liability) | $ (306,995) | $ 0 | $ 0

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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from derivative instruments. + 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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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating 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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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from state taxes. + 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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- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-2 + Details
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