v3.26.1

Note 9 - Income Taxes - Schedule of Income Taxes Paid (Details) - USD ($)	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Federal	$ 315,000	$ 557,000
Total cash paid for income taxes	373,008	634,882
Iowa Income Tax Authority [Member]
State	24,000	0
Other State Income Tax Authorities [Member]
State	$ 34,008	$ 77,882

Amount, after income tax refund received, of cash paid to federal (national) tax jurisdiction for tax on income.

+ References

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- Definition

Amount, before income tax refund received, of cash paid to state and local tax jurisdictions for tax on income.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2A
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Amount, after refund, of cash paid to foreign, federal, state, and local jurisdictions as income tax.

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-Topic 230
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