Note 7 - Investments, Including Investments Accounted for Using the Equity Method (As Restated) - Reconciliation of the Company's Investments in Equity Affiliates (Details) - USD ($)	3 Months Ended	9 Months Ended	12 Months Ended
Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024
Beginning of year			$ 72,435,867	$ 94,244,788	$ 94,244,788
Additional investments in unconsolidated affiliates			0		21,000
Sale of interest			(4,103,647)		(2,748,292)
Distributions received			(60,000)		(1,798,348)
Equity in income (loss) of unconsolidated affiliates	$ (577,161)	$ (9,358,783)	3,256,015	$ (16,573,011)	(17,283,281)
End of period	$ 71,528,235		$ 71,528,235		$ 72,435,867

Amount of the entity's equity method investment which has been sold.

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- Definition

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

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The increase (decrease) during the reporting period in receivables to be collected from an entity that is controlling, under the control of, or within the same control group as the reporting entity by means of direct or indirect ownership.

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Amount of investment in equity method investee and investment in and advance to affiliate.

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The cash outflow associated with the acquisition of or advances to an entity that is related to it but not strictly controlled (for example, an unconsolidated subsidiary, affiliate, and joint venture or equity method investment) or the acquisition of an additional interest in a subsidiary (controlled entity).

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