Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
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
Loans, allowance for loan losses	$ 3,449	$ 3,298
Other real estate owned, valuation allowance	$ 420	$ 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)	5,629,767	3,362,536
Common stock, restricted shares (in shares)	31,104	37,848