Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - USD ($)	Mar. 31, 2026	Dec. 31, 2025
Available for sale securities, amortized cost	$ 92,469,798	$ 90,036,854
Available for sale securities, allowance for credit loss	0	0
Allowance for credit loss	$ 187,619	$ 99,118
Common stock, par value (in dollars per share)	$ 0.1	$ 0.1
Common stock, shares authorized (in shares)	20,000,000	20,000,000
Common stock, shares issued (in shares)	7,788,922	7,788,922
Common stock, shares outstanding (in shares)	7,788,922	7,788,922