Consolidated Statement of Stockholders' Equity (USD $) In Thousands, except Share data, unless otherwise specified	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, 2008	$ 57,128	$ 39	$ 3,749	$ 59,283	$ 603	$ (6,546)
Balance, shares at Dec. 31, 2008	3,957,135
Comprehensive income:
Net earnings	2,404			2,404
Other comprehensive loss due to change in other-than-temporary impairment losses related to factors other than credit on available-for-sale, net	(162)				(162)
Other comprehensive income (loss) due to change in all other unrealized gains (losses) on securities available-for-sale securities, net	(330)				(330)
Total comprehensive income	1,912			2,404	(492)
Cash dividends paid	(2,770)			(2,770)
Stock repurchases	(90)					(90)
Sale of treasury stock	3		2			1
Balance, End at Dec. 31, 2009	56,183	39	3,751	58,917	111	(6,635)
Balance, shares at Dec. 31, 2009	3,957,135
Comprehensive income:
Net earnings	5,346			5,346
Other comprehensive loss due to change in other-than-temporary impairment losses related to factors other than credit on available-for-sale, net	(133)				(133)
Other comprehensive income (loss) due to change in all other unrealized gains (losses) on securities available-for-sale securities, net	(2,179)				(2,179)
Total comprehensive income	3,034			5,346	(2,312)
Cash dividends paid	(2,842)			(2,842)
Stock repurchases	(9)					(9)
Sale of treasury stock	2		1			1
Balance, End at Dec. 31, 2010	56,368	39	3,752	61,421	(2,201)	(6,643)
Balance, shares at Dec. 31, 2010	3,957,135
Comprehensive income:
Net earnings	5,538			5,538
Other comprehensive loss due to change in other-than-temporary impairment losses related to factors other than credit on available-for-sale, net	(82)				(82)
Other comprehensive income (loss) due to change in all other unrealized gains (losses) on securities available-for-sale securities, net	6,505				6,505
Total comprehensive income	11,961			5,538	6,423
Cash dividends paid	(2,914)			(2,914)
Sale of treasury stock	1		1
Balance, End at Dec. 31, 2011	$ 65,416	$ 39	$ 3,753	$ 64,045	$ 4,222	$ (6,643)
Balance, shares at Dec. 31, 2011	3,957,135