Consolidated Balance Sheets (Parentheticals) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Consolidated Balance Sheets
Available-for-sale securities, amortized cost	$ 353,341	$ 280,824
Loans, allowance for loan losses	38,951	39,156
Other real estate owned, valuation allowance	$ 32	$ 207
Common stock par value (in dollars per share)	$ 1.00	$ 1.00
Common stock, shares authorized	8,000,000	8,000,000
Common stock, shares issued	3,591,902	3,670,301
Common stock, shares outstanding	3,591,902	3,670,301
Common stock, unvested shares	152,622	155,945