CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY AND COMPREHENSIVE INCOME (USD $)	Common Stock	Additional Paid In Capital	Retained Earnings	Treasury Stock	Accumulated Other Comprehensive Income (Loss)	Total
Balance, beginning at Dec. 31, 2008		$ 23,229,045	$ 4,375,166	$ (1,692,964)	$ 896,817	$ 26,808,064
Net income			1,869,854			1,869,854
Net unrealized gain (loss) on securities (net of tax effect)					(3,105)	(3,105)
Reclassification adjustment for gains included in income (net of tax effect)					(113,447)	(113,447)
Total comprehensive income						1,753,302
Exercise of stock options		235,315				235,315
Stock-based compensation expense		47,200				47,200
Cash dividends (per common share)			(1,276,684)			(1,276,684)
Balance, ending at Dec. 31, 2009		23,511,560	4,968,336	(1,692,964)	780,265	27,567,197
Net income			3,110,513			3,110,513
Net unrealized gain (loss) on securities (net of tax effect)					(529,810)	(529,810)
Total comprehensive income						2,580,703
Exercise of stock options		210,811				210,811
Stock-based compensation expense		50,721				50,721
Cash dividends (per common share)			(1,688,084)			(1,688,084)
Issuance of 10% stock dividend		4,429,847	(4,222,838)	(209,475)		(2,466)
Balance, ending at Dec. 31, 2010		28,202,939	2,167,927	(1,902,439)	250,455	28,718,882
Net income			3,189,318			3,189,318
Net unrealized gain (loss) on securities (net of tax effect)					1,841,789	1,841,789
Reclassification adjustment for gains included in income (net of tax effect)					(78,543)	(78,543)
Total comprehensive income						4,952,564
Exercise of stock options		123,403				123,403
Stock-based compensation expense		64,587				64,587
Cash dividends (per common share)			(1,865,567)			(1,865,567)
Balance, ending at Dec. 31, 2011		$ 28,390,929	$ 3,491,678	$ (1,902,439)	$ 2,013,701	$ 31,993,869