Consolidated Balance Sheets (Parentheticals) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Loans, allowance for loan losses	$ 3,636	$ 3,298
Other real estate owned, valuation allowance	$ 825	$ 420
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)	5,760,735	3,362,536
Common stock, shares outstanding (in shares)	5,760,735	3,362,536
Common stock, restricted shares (in shares)	31,546	37,848
Series C Preferred Stock [Member]
Preferred stock, par value (in dollars per share)	$ 0	$ 0
Preferred stock, authorized (in shares)	20,000	20,000
Preferred stock, issued (in shares)	0	13,600
Preferred stock, outstanding (in shares)	0	13,600