Statements of Stockholders' Equity (Unaudited) (USD $)	Retained Earnings [Member]	Common Stock [Member]	Treasury Stock [Member]	Total
Balance at Dec. 31, 2011	$ 10,965,177	$ 72,256	$ 375,516	$ 10,661,917
Net income	1,387,574			1,387,574
Dividends	(407,924)			(407,924)
Dividend reversion	8,113			8,113
Balance at Sep. 30, 2012	11,952,940	72,256	375,516	11,649,680
Balance at Dec. 31, 2012	12,665,988	72,256	375,516	12,362,728
Net income	753,683			753,683
Dividends	(407,924)			(407,924)
Balance at Sep. 30, 2013	$ 13,011,747	$ 72,256	$ 375,516	$ 12,708,487