Consolidated Statements of Changes in Shareholders' Equity (Unaudited) - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Retained Earnings	Accumulated Other Comprehensive Loss	Treasury Stock
Beginning balance at Dec. 31, 2017	$ 61,630	$ 23,641	$ 20,928	$ 24,403	$ (1,825)	$ (5,517)
Net income	1,537			1,537
Other comprehensive income (loss)	(2,365)				(2,365)
Cash dividend declared	(486)			(486)
Treasury shares purchased (10,488 shares)	(223)					(223)
Equity compensation	34		(35)			69
Ending balance at Mar. 31, 2018	60,127	23,641	20,893	25,454	(4,190)	(5,671)
Beginning balance at Dec. 31, 2018	64,918	23,641	20,984	31,089	(3,656)	(7,140)
Net income	2,105			2,105
Other comprehensive income (loss)	1,878				1,878
Cash dividend declared	(696)			(696)
Treasury shares reissued (2,770 shares)	60		11			49
Equity compensation	54		(13)			67
Ending balance at Mar. 31, 2019	$ 68,319	$ 23,641	$ 20,982	$ 32,498	$ (1,778)	$ (7,024)