Note 7 - Intangibles and Goodwill (Details Textual) - USD ($)	3 Months Ended	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025	Dec. 31, 2025
Intangible Asset, Finite-Lived, Amortization Expense	$ 170,000	$ 0	$ 170,000	$ 0
Goodwill	4,838,864		4,838,864		$ 0
Tom Johnson Investment Management, LLC (TJIM) [Member]
Goodwill	$ 4,800,000		$ 4,800,000

Amount of amortization expense for finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed.

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+ Details

- Definition

Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

+ References

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+ Details