Consolidated Statements of Stockholders' Equity (USD $) In Thousands, except Share data	Total	Common Stock Member	Additional Paid In Capital Member	Retained Earnings Member	Accumulated Other Comprehensive Income Member	Treasury Stock Member
Balance, Beg at Dec. 31, 2011	$ 65,416	$ 39	$ 3,753	$ 64,045	$ 4,222	$ (6,643)
Balance, shares at Dec. 31, 2011	3,957,135
Net earnings	1,465			1,465
Other Comprehensive Income (Loss), Net of Tax	(163)				(163)
Cash dividends paid	(746)			(746)
Balance, End at Mar. 31, 2012	65,972	39	3,753	64,764	4,059	(6,643)
Balance, shares at Mar. 31, 2012	3,957,135
Balance, Beg at Dec. 31, 2012	70,149	39	3,756	67,821	5,174	(6,641)
Balance, shares at Dec. 31, 2012	3,957,135
Net earnings	1,689			1,689
Other Comprehensive Income (Loss), Net of Tax	(857)				(857)
Cash dividends paid	(764)			(764)
Balance, End at Mar. 31, 2013	$ 70,217	$ 39	$ 3,756	$ 68,746	$ 4,317	$ (6,641)
Balance, shares at Mar. 31, 2013	3,957,135