CONSOLIDATED BALANCE SHEETS (UNAUDITED) (Parenthetical) - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017
Allowance for loans	$ 7,100	$ 7,287
Preferred Stock, par value (in dollars per share)	$ 0	$ 0
Preferred Stock, shares authorized	1,000,000	1,000,000
Preferred Stock, shares issued	20,868	20,868
Preferred Stock, shares outstanding	20,868	20,868
Preferred Stock, liquidation preference value	$ 20,868	$ 20,868
Common Stock, par value (in dollars per share)	$ 0	$ 0
Common Stock, shares authorized	10,000,000	10,000,000
Common Stock, shares issued	5,917,667	5,833,456
Common Stock, shares outstanding	5,917,667	5,833,456
Convertible Preferred Stock
Preferred Stock, par value (in dollars per share)	$ 0	$ 0
Preferred Stock, shares authorized	150,000	150,000
Preferred Stock, shares issued	41,000	41,000
Preferred Stock, shares outstanding	41,000	41,000
Preferred Stock, liquidation preference value	$ 4,100	$ 4,100