Note I - Transactions with Related Parties (Details Textual) - USD ($)	3 Months Ended	12 Months Ended
	Mar. 31, 2026	Dec. 31, 2025
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross	0
Related Party [Member]
Shares Issued, Price Per Share		$ 0.95
Revenues	$ 1,398,000	$ 1,024,000
Related Party [Member] \| Director St. Lawrence [Member]
Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture		40,000
Related Party [Member] \| Director Leimkuhler [Member]
Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture		40,000
Related Party [Member] \| Executive Director [Member]
Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture		75,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross		75,000
Related Party [Member] \| Chief Executive Officer [Member]
Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture		375,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross		125,000
Related Party [Member] \| Board Members [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross		25,000
Related Party [Member] \| Principal Financial Officer [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross		75,000