Note 7 - Long-term Debt - Future Scheduled Principal Payments on Long-term Debt (Details) - USD ($)	Mar. 31, 2026	Dec. 31, 2025
Last nine months of 2026	$ 18,000
2027	25,000
2028	27,000
2029	29,000
2030	31,000
After 2030 (cumulative)	27,211,000
Total	$ 27,340,751	$ 27,346,546