CONSOLIDATED STATEMENT OF SHAREHOLDERS' EQUITY (USD $)	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Treasury Stock [Member]
Balance at Dec. 31, 2009	$ 25,615,000	$ 3,956,000	$ 10,615,000	$ 13,999,000	$ (2,955,000)
Balance (in shares) at Dec. 31, 2009		3,956,000			(342,000)
Net income	681,000			681,000
Stock-based compensation	103,000		103,000
Balance at Dec. 31, 2010	26,399,000	3,956,000	10,718,000	14,680,000	(2,955,000)
Balance (in shares) at Dec. 31, 2010		3,956,000			(342,000)
Net income	2,555,000			2,555,000
Stock-based compensation	201,000		201,000
Balance at Dec. 31, 2011	$ 29,155,000	$ 3,956,000	$ 10,919,000	$ 17,235,000	$ (2,955,000)
Balance (in shares) at Dec. 31, 2011		3,956,000			(342,000)