Consolidated Balance Sheets (Parentheticals) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Loans, allowance for loan losses	$ 3,992	$ 3,758
Other real estate owned, valuation allowance	$ 328	$ 797
Common stock, par value (in dollars per share)	$ 5	$ 5
Common stock, authorized shares (in shares)	10,000,000	10,000,000
Common stock, shares issued (in shares)	5,810,023	5,775,597
Common stock, shares outstanding (in shares)	5,810,023	5,775,597
Common stock, restricted shares (in shares)	28,147	32,087