Note 5 - Investment in Peak Gold JV - Roll-forward of Investment in the Joint Venture Company (Details) - USD ($) |
3 Months Ended | 6 Months Ended | ||||||
|---|---|---|---|---|---|---|---|---|
Jun. 30, 2026 |
Mar. 31, 2026 |
Dec. 31, 2025 |
Sep. 30, 2025 |
Jun. 30, 2025 |
Mar. 31, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Schedule of Equity Method Investments [Line Items] | ||||||||
| Investment balance | $ 47,108,733 | $ 47,108,733 | ||||||
| Income from equity investment in Peak Gold, LLC | $ 9,289,390 | $ 27,326,184 | 22,047,618 | $ 49,646,218 | ||||
| Investment balance | 51,156,351 | $ 47,108,733 | 51,156,351 | |||||
| The Joint Venture Company [Member] | ||||||||
| Schedule of Equity Method Investments [Line Items] | ||||||||
| Investment balance | 50,866,961 | 47,108,733 | 52,703,265 | $ 56,169,840 | 58,843,656 | $ 60,523,622 | 47,108,733 | 60,523,622 |
| Distributions received from Peak Gold, LLC | (9,000,000) | (9,000,000) | (15,000,000) | (33,000,000) | (30,000,000) | (24,000,000) | ||
| Income from equity investment in Peak Gold, LLC | 9,289,390 | 12,758,228 | 9,405,468 | 29,533,425 | 27,326,184 | 22,320,034 | ||
| Investment balance | $ 51,156,351 | $ 50,866,961 | $ 47,108,733 | $ 52,703,265 | $ 56,169,840 | $ 58,843,656 | $ 51,156,351 | $ 56,169,840 |
| X | ||||||||||
- Definition Amount of distribution received from equity method investee for return on investment, classified as operating activities. Excludes distribution for return of investment, classified as investing activities. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of income (loss) for proportionate share of equity method investee's income (loss). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Details
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