Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Total	Common Stock Member	Additional Paid In Capital Member	Retained Earnings Member	Accumulated Other Comprehensive Income Member	Treasury Stock Member
Balance, shares at Dec. 31, 2014	3,957,135
Balance, Beg at Dec. 31, 2014	$ 75,799	$ 39	$ 3,763	$ 76,193	$ 2,443	$ (6,639)
Net earnings	1,862			1,862
Other Comprehensive Income (Loss), Net Of Tax	684				684
Cash dividends paid	(802)			(802)
Sale of treasury stock	1		1
Balance, End at Mar. 31, 2015	$ 77,544	39	3,764	77,253	3,127	(6,639)
Balance, shares at Mar. 31, 2015	3,957,135
Balance, shares at Dec. 31, 2015	3,957,135
Balance, Beg at Dec. 31, 2015	$ 79,949	39	3,766	80,845	1,937	(6,638)
Net earnings	2,191			2,191
Other Comprehensive Income (Loss), Net Of Tax	1,566				1,566
Cash dividends paid	(820)			(820)
Sale of treasury stock	1		1
Balance, End at Mar. 31, 2016	$ 82,887	$ 39	$ 3,767	$ 82,216	$ 3,503	$ (6,638)
Balance, shares at Mar. 31, 2016	3,957,135