Consolidated Balance Sheets (Parentheticals) - USD ($) $ / shares in Thousands, $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Held-to-maturity securities, fair value	$ 197,176	$ 187,280
Financing receivable, allowance for credit losses	18,806	17,149
Loans held-for-sale, fair value	$ 1,483	$ 1,660
Preferred stock, par value (in dollars per share)	$ 0	$ 0
Preferred stock, shares authorized (in shares)	5,000,000	5,000,000
Preferred stock, shares issued (in shares)	0	0
Common stock, par value (in dollars per share)	$ 0	$ 0
Common stock, shares authorized (in shares)	10,000,000	10,000,000
Common stock, shares issued (in shares)	5,703,636	5,630,794
Common stock, shares outstanding (in shares)	5,703,636	5,630,794
Treasury stock, shares (in shares)	38	32,663