Consolidated Statements of Changes in Stockholders' Equity - USD ($) $ in Thousands	Total	Preferred Stock	Common Stock	Additional Paid-in Capital	Retained Earnings	Accumulated Other Comprehensive (Loss)	Treasury Stock
Balance at beginning of period at Dec. 31, 2014	$ 109,438	$ 16,334	$ 8,034	$ 74,342	$ 14,454	$ (2,642)	$ (1,084)
Increase (Decrease) in Stockholders' Equity
Net Income	5,414				5,414
Other comprehensive income	327					327
Cash dividends paid ($0.06 per share)	(480)				(480)
Dividends on preferred stock	(430)				(430)
Stock based compensation	308			308
Common stock options exercised	(448)		79	(527)
Balance at end of period at Sep. 30, 2015	114,129	16,334	8,113	74,123	18,958	(2,315)	(1,084)
Balance at beginning of period at Jun. 30, 2015						(2,332)
Increase (Decrease) in Stockholders' Equity
Net Income	1,406
Other comprehensive income	17
Balance at end of period at Sep. 30, 2015	114,129	16,334	8,113	74,123	18,958	(2,315)	(1,084)
Balance at beginning of period at Dec. 31, 2015	114,712	16,334	8,113	74,228	20,054	(2,933)	(1,084)
Increase (Decrease) in Stockholders' Equity
Net Income	10,605				10,605
Other comprehensive income	911					911
Cash dividends paid ($0.06 per share)	(484)				(484)
Dividends on preferred stock	(814)				(814)
Stock based compensation	415			415
Common stock options exercised	32		22	10
Balance at end of period at Sep. 30, 2016	125,377	16,334	8,135	74,653	29,361	(2,022)	(1,084)
Balance at beginning of period at Jun. 30, 2016						(1,358)
Increase (Decrease) in Stockholders' Equity
Net Income	2,310
Other comprehensive income	(664)
Balance at end of period at Sep. 30, 2016	$ 125,377	$ 16,334	$ 8,135	$ 74,653	$ 29,361	$ (2,022)	$ (1,084)