Condensed Consolidated Statements of Retained Earnings (Unaudited) (USD $)	9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010
Retained earnings at beginning of period	$ 23,699,232	$ 23,498,982
Net income	1,022,183	559,922
Cash dividends declared in the period: $0.36 per share in 2011 and $0.30 per share in 2010	(347,807)	(289,840)
Retained earnings at end of period	$ 24,373,608	$ 23,769,064