Note 5 - Leases (Details Textual) - USD ($)	1 Months Ended	3 Months Ended
	Jan. 31, 2023	Mar. 31, 2023	Mar. 31, 2022
Operating Lease, Right-of-Use Asset, Amortization		$ 4,256
Operating Lease, Expense		$ 9,535	$ 7,397
Office Lease [Member]
Lessee, Operating Lease, Extension Option, Renewal Term (Year)	3 years