Unaudited Consolidated Balance Sheets (Parentheticals) - USD ($)	Sep. 30, 2016	Dec. 31, 2015
Allowance for loan losses	$ 7,746,000	$ 7,244,000
Common stock, par value (in dollars per share)	$ 1	$ 1
Common stock, shares authorized (in shares)	10,000,000	10,000,000
Common stock, shares issued (in shares)	7,042,413	7,035,913
Common stock, shares outstanding (in shares)	7,042,413	7,035,913