Note 9 - Income Taxes - Summary of Income Tax Expense (Details) - USD ($)	12 Months Ended
	May 31, 2025	May 31, 2024
Federal	$ 110,115	$ 282,153
State	48,959	(190,628)
Change in deferred taxes	947,391	939,679
Provision for income taxes	$ 1,106,465	$ 1,031,204