Shareholders Equity (Unaudited) (USD $)	Common Stock	Capital in Excess of Par	Accumulated Other Comprehensive Income	Retained Earnings	Treasury Stock	Total
Beginning Balance, Amount at Dec. 31, 2011	$ 46,432	$ 13,739,792	$ 370,399	$ 2,554,349	$ (1,400,417)	$ 15,310,555
Beginning Balance, Shares at Dec. 31, 2011	4,643,122				883,222
Stock-based compensation		30,111				30,111
Exercise of stock options, Amount	643	46,430				47,073
Exercise of stock options, Shares	64,361
Shares deducted from exercise of stock options for payment of withholding taxes, Amount	(109)	(56,521)				(56,630)
Shares deducted from exercise of stock options for payment of withholding taxes, Shares	(10,890)
Tax benefit from exercise of stock options		63,988				63,988
Acquisition of treasury stock, Amount					(8,200)	(8,200)
Acquisition of treasury stock, Shares					2,216
Dividends				(226,829)		(226,829)
Net income				1,325,734		1,325,734
Change in unrealized gains on available for sale securities, net of tax			489,558			489,558
Ending Balance, Amount at Jun. 30, 2012	$ 46,966	$ 13,823,800	$ 859,957	$ 3,653,254	$ (1,408,617)	$ 16,975,360
Ending Balance, Shares at Jun. 30, 2012	4,696,593				885,438