Statements of Changes in Stockholders Equity (Unadited) (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	1,030,418			1,030,418
Dividends	(271,949)			(271,949)
Balance at Jun. 30, 2012	11,723,646	72,256	375,516	11,420,386
Balance at Dec. 31, 2012	12,665,988	72,256	375,516	12,362,728
Net income	459,992			459,992
Dividends	(271,949)			(271,949)
Balance at Jun. 30, 2013	$ 12,854,031	$ 72,256	$ 375,516	$ 12,550,771