CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited) [Abstract]
Net income	$ 2,444,040	$ 2,620,104	$ 6,058,573	$ 4,285,119
Other comprehensive income
Unrealized holding gains on securities available for sale	159,166	4,443,919	673,527	5,191,291
Change in unrealized losses on securities available for sale for which a portion of an other-than-temporary impairment has been recognized in earnings, net of reclassification	0	0	0	0
Reclassification adjustment gains realized in net income	(2,750)	(485,811)	(299,919)	(679,209)
Net unrealized gains	156,416	3,958,108	373,608	4,512,082
Less: Tax effect	60,126	1,531,234	175,792	1,745,544
Net of tax amount	96,290	2,426,874	197,816	2,766,538
Change in funded status of defined benefit pension plan and other benefit plans	314,762	154,699	629,524	309,398
Less: Tax effect	120,994	59,847	241,988	119,694
Net of tax amount	193,768	94,852	387,536	189,704
Total other comprehensive income	290,058	2,521,726	585,352	2,956,242
Comprehensive income	$ 2,734,098	$ 5,141,830	$ 6,643,925	$ 7,241,361