Note 8 - Income Tax - Income Tax Reconciliation (Details) - USD ($)	3 Months Ended	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Income before provision for income taxes	$ 1,293,936	$ 183,212	$ 2,551,425	$ 1,249,021
Provision for income taxes	$ 289,000	$ 38,430	$ 575,000	$ 322,000
Effective tax rates	22.30%	21.00%	22.50%	25.80%

Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.

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+ Details

- Definition

Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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