Note 3 - Summary of Significant Accounting Policies (Details Textual) - USD ($)	3 Months Ended						9 Months Ended
	Sep. 30, 2025	Jun. 30, 2025	Mar. 31, 2025	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Sep. 30, 2025	Sep. 30, 2024
Net Income (Loss) Attributable to Parent	$ 163,931	$ 266,174	$ 514,765	$ (580,885)	$ 31,307	$ (187,290)	$ 944,870	$ (736,868)
Net (loss) income	$ (163,931)	$ (266,174)	$ (514,765)	$ 580,885	$ (31,307)	$ 187,290	(944,870)	736,868
Share-Based Payment Arrangement, Noncash Expense							81,292	$ 76,081
Shares Based Compensation, Stock Options Unamortized Fair Value							$ 27,097
Minimum [Member]
Share-based Compensation, Weighted Average Remaining Amortization Period							1 year
Maximum [Member]
Share-based Compensation, Weighted Average Remaining Amortization Period							5 years