Consolidated Statements Of Changes In Stockholders' Equity (USD $) In Thousands, except Share data	Common Stock Issued [Member]	Additional Paid-In Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income [Member]	Total
Balance at Dec. 31, 2009	$ 338	$ 1,529	$ 6,578	$ 1,370	$ 9,815
Balance, shares at Dec. 31, 2009	3,376,794
Unrealized gains on investments net of taxes				321	321
Stock issued through the employee stock purchase plan	0	12			12
Stock issued through the employee stock purchase plan ,shares	5,205
Dividend on common stock			(540)		(540)
Net income			527		527
Balance at Dec. 31, 2010	338	1,541	6,565	1,691	10,135
Balance, shares at Dec. 31, 2010	3,381,999
Exercise of stock options	1	10			11
Exercise of stock options, shares	4,500
Unrealized gains on investments net of taxes				218	218
Stock issued through the employee stock purchase plan	0	10			10
Stock issued through the employee stock purchase plan ,shares	3,078
Dividend on common stock			(543)		(543)
Net income			548		548
Balance at Dec. 31, 2011	$ 339	$ 1,561	$ 6,570	$ 1,909	$ 10,379
Balance, shares at Dec. 31, 2011	3,389,577