Consolidated Statements of Changes in Shareholders' Equity - USD ($) $ in Thousands	Total	Common Stock [Member]	Retained Earnings [Member]	Treasury Stock [Member]	Accumulated Other Comprehensive Income (Loss) [Member]
Balance, beginning of period at Dec. 31, 2014	$ 87,110	$ 61,448	$ 25,730	$ (316)	$ 248
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of stock options	24	24
Share-based compensation	326	326
Treasury stock purchased	(33)			(33)
5% Stock dividend declared March 2015 (358,851 shares)	0	3,994	(3,994)
Net Income	4,575		4,575
Other comprehensive income (loss)	(475)				(475)
Balance, end of period at Jun. 30, 2015	91,527	65,792	26,311	(349)	(227)
Balance, beginning of period at Mar. 31, 2015					271
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	2,315
Other comprehensive income (loss)	(498)				(498)
Balance, end of period at Jun. 30, 2015	91,527	65,792	26,311	(349)	(227)
Balance, beginning of period at Dec. 31, 2015	95,960	70,845	25,589	(344)	(130)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of stock options	17	17
Share-based compensation	362	362
Treasury stock purchased	(24)			(24)
Net Income	4,536		4,536
Other comprehensive income (loss)	777				777
Balance, end of period at Jun. 30, 2016	101,628	71,224	30,125	(368)	647
Balance, beginning of period at Mar. 31, 2016					185
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	2,314
Other comprehensive income (loss)	462				462
Balance, end of period at Jun. 30, 2016	$ 101,628	$ 71,224	$ 30,125	$ (368)	$ 647