Consolidated Statements of Changes in Stockholders' Equity (USD $) In Thousands, except Share data, unless otherwise specified	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Common Stock Acquired by Benefit Plan [Member]	Accumulated Other Comprehensive Income [Member]	Total
Balance at Dec. 31, 2010	$ 46	$ 46,626	$ 23,923	$ (6,442)	$ 2,574	$ 66,727
Balance (in shares) at Dec. 31, 2010	4,632,494
Comprehensive income, net of tax:
Net income	0	0	358	0	0	358
Change in unrealized appreciation of available-for-sale securities, net of tax	0	0	0	0	65	65
Dividends paid ($0.05 per common share)	0	0	(234)	0	0	(234)
Purchase of shares by employee benefit plans	0	29	0	(29)	0	0
Stock-based compensation	0	298	0	0	0	298
Balance at Mar. 31, 2011	46	46,953	24,047	(6,471)	2,639	67,214
Balance (in shares) at Mar. 31, 2011	4,632,494
Balance at Dec. 31, 2011	45	44,579	24,900	(5,812)	2,763	66,475
Balance (in shares) at Dec. 31, 2011	4,459,135					4,038,260
Comprehensive income, net of tax:
Net income	0	0	925	0	0	925
Change in unrealized appreciation of available-for-sale securities, net of tax	0	0	0	0	(110)	(110)
Dividends paid ($0.05 per common share)	0	0	(222)	0	0	(222)
Treasury stock purchase/retire	(1)	(1,273)	0	0	0	(1,274)
Treasury stock purchase/retire (in shares)	(98,800)
Purchase of shares by employee benefit plans	0	2	0	(2)	0	0
Stock-based compensation	0	162	0	0	0	162
Balance at Mar. 31, 2012	$ 44	$ 43,470	$ 25,603	$ (5,814)	$ 2,653	$ 65,956
Balance (in shares) at Mar. 31, 2012	4,360,335					3,939,460