Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2016	Dec. 31, 2015
Consolidated Balance Sheets
Loans, allowance for loan losses (in dollars)	$ 4,961	$ 4,916
Preferred stock, dividend rate (as a percent)	6.50%	6.50%
Preferred stock no par value	$ 0	$ 0
Preferred stock, authorized shares	250	250
Preferred stock, aggregate liquidation preference (in dollars)	$ 7,998	$ 7,998
Preferred stock, issued shares	237	250
Preferred stock, outstanding shares	237	250
Common stock no par value	$ 0	$ 0
Common stock, authorized shares	5,000,000	5,000,000
Common stock, issued shares	2,000,852	1,968,777
Common stock, outstanding shares	2,000,852	1,968,777