Note 13 - Transactions with Executive Officers, Directors, and Principle Stockholders - Schedule of Related Party Transactions (Details) - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Balance, January 1	$ 16,266	$ 17,616
Originations and drawdowns	9,801	1,200
Repayments	(5,744)	(2,550)
Balance, December 31	$ 20,323	$ 16,266