Consolidated Statements of Stockholders' Equity (USD $) In Thousands, unless otherwise specified	Common Stock	Additional Paid-in Capital	Retained Earnings	Accumulated Other Comprehensive Income	Total
Balance at Dec. 31, 2009	$ 15	$ 10,985	$ 22,646	$ 238	$ 33,884
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income			2,117		2,117
Change in unrealized appreciation on available-for-sale securities, net of taxes				(37)	(37)
Total comprehensive income					2,080
Dividends on common stock, $0.25 per share			(389)		(389)
Amortization of stock option compensation		2			2
Balance at Dec. 31, 2010	15	10,987	24,374	201	35,577
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income			539		539
Change in unrealized appreciation on available-for-sale securities, net of taxes				35	35
Total comprehensive income					574
Stock options exercised (12,327 shares)		8			8
Tax benefit related to stock options exercised		7			7
Amortization of stock option compensation		8			8
Balance at Dec. 31, 2011	$ 15	$ 11,010	$ 24,913	$ 236	$ 36,174