Condensed Consolidated Statements of Retained Earnings (Unaudited) (USD $)	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Condensed Consolidated Statements of Retained Earnings
Retained earnings at beginning of period	$ 25,337,604	$ 24,461,381
Net income	1,911,950	1,397,508
Cash dividends declared in the period: $0.45 per share in 2013 and 2012	(434,760)	(434,760)
Retained earnings at end of period	$ 26,814,794	$ 25,424,129