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Note 10 - Investment in Peak Gold JV - Roll-forward of Investment in the Joint Venture Company (Details) - USD ($) | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Dec. 31, 2024 | Sep. 30, 2024 | Jun. 30, 2024 | Mar. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2024 | Dec. 31, 2023 | Jun. 30, 2023
Investment balance |  |  |  | $ 28,064,405 |  | $ 28,064,405 |  |
Investment in Peak Gold LLC |  |  |  |  | $ 34,380,000 | 31,290,000 | $ 46,190,000 | $ 21,120,000
Income (loss) from equity investment in Peak Gold, LLC |  |  |  |  | (6,315,595) | 41,669,216 | (18,125,595) | $ (21,120,000)
Equity Method Investments | $ 60,523,622 |  |  |  | 28,064,405 | 60,523,622 | 28,064,405 |
Investment balance | 60,523,622 |  |  |  | 28,064,405 | 60,523,622 | 28,064,405 |
The Joint Venture Company [Member] |  |  |  |  |  |  |  |
Investment balance | 67,544,376 | $ 54,468,519 | $ 43,374,152 | 28,064,405 |  | 28,064,405 |  |
Investment in Peak Gold LLC | 0 | 4,050,000 | 11,790,000 | 15,450,000 |  |  |  |
Income (loss) from equity investment in Peak Gold, LLC | 13,979,246 | 28,525,857 | (695,633) | (140,253) |  |  |  |
Equity Method Investments | 60,523,622 | 67,544,376 | 54,468,519 | 43,374,152 | 28,064,405 | 60,523,622 | 28,064,405 |
Distributions received from Peak Gold, LLC | (21,000,000) | (19,500,000) |  |  |  |  |  |
Investment balance | $ 60,523,622 | $ 67,544,376 | $ 54,468,519 | $ 43,374,152 | $ 28,064,405 | $ 60,523,622 | $ 28,064,405 |

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