Note 5 - Investment in Peak Gold JV - Roll-forward of Investment in the Joint Venture Company (Details) - USD ($)	3 Months Ended
	Mar. 31, 2026	Dec. 31, 2025	Sep. 30, 2025	Jun. 30, 2025	Mar. 31, 2025
Schedule of Equity Method Investments [Line Items]
Investment balance	$ 47,108,733
Income from equity investment in Peak Gold, LLC	12,758,228				$ 22,320,034
Investment balance	50,866,961	$ 47,108,733
The Joint Venture Company [Member]
Schedule of Equity Method Investments [Line Items]
Investment balance	47,108,733	52,703,265	$ 56,169,840	$ 58,843,656	60,523,622
Distributions received from Peak Gold, LLC	(9,000,000)	(15,000,000)	(33,000,000)	(30,000,000)	(24,000,000)
Income from equity investment in Peak Gold, LLC	12,758,228	9,405,468	29,533,425	27,326,184	22,320,034
Investment balance	$ 50,866,961	$ 47,108,733	$ 52,703,265	$ 56,169,840	$ 58,843,656

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.

- Definition

Amount of income (loss) for proportionate share of equity method investee's income (loss).

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- 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.

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