CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY AND COMPREHENSIVE INCOME (Unaudited) (USD $)	Total	Common Stock [Member]	Additional paid-in Capital [Member]	Retained Earnings [Member]	Treasury Stock [Member]	Accumulated Other Comprehensive Income (Loss) [Member]
Balances at January 1, 2011 at Dec. 31, 2009	$ 90,085,665	$ 43,001	$ 22,806,829	$ 87,826,331	$ (20,024,661)	$ (565,835)
Balances at January 1, 2010	94,851,425	43,001	22,802,397	90,568,377	(20,019,103)	1,456,756
Comprehensive Income:
Net income	4,503,196	0	0	4,503,196	0	0
Change in unrealized gains (losses) on securities AFS, net	1,806,092	0	0	0	0	1,806,092
Change in unrealized gains(losses) on securities AFS, net	1,806,092	0	0	0	0	1,806,092
Change in funded status of Employers' Accounting for Defined Benefit Pension and Other Benefit Plans, net	216,496	0	0	0	0	216,496
Total comprehensive income (loss)	6,525,784
Total comprehensive income	6,525,784
Restricted stock units for directors' deferred compensation plan	55,782	0	55,782	0	0	0
Cash dividends declared ($.50 per share)	(1,761,150)	0	0	(1,761,150)	0	0
Distribution of 10,378 shares of treasury stock for directors' compensation	214,229	0	(44,677)	0	258,906	0
Distribution of 10,082 shares of treasury stock for director's compensation	214,229	0	(44,677)	0	258,906	0
Distribution of 2,392 shares of treasury stock for employee compensation	55,000	0	(15,537)	0	70,537	0
Distribution of 2,750 shares of treasury stock for employee compensation	55,000	0	(15,537)	0	70,537	0
Purchase of 7,844 shares of treasury stock	(323,885)	0	0	0	(323,885)	0
Purchase of 15,480 shares of treasury stock	(323,885)	0	0	0	(323,885)	0
Balances at June 30, 2010	94,851,425	43,001	22,802,397	90,568,377	(20,019,103)	1,456,756
Balances at June 30, 2011 at Jun. 30, 2010	94,851,425	43,001	22,802,397	90,568,377	(20,019,103)	1,456,756
Balances at January 1, 2011 at Dec. 31, 2010	97,408,563	43,001	22,022,122	94,407,620	(19,166,655)	102,475
Balances at January 1, 2010	126,559,891	53,101	45,718,649	96,659,359	(18,929,935)	3,058,717
Comprehensive Income:
Net income	4,285,119	0	0	4,285,119	0	0
Change in unrealized gains (losses) on securities AFS, net	2,766,538	0	0	0	0	2,766,538
Change in unrealized gains(losses) on securities AFS, net	2,766,538	0	0	0	0	2,766,538
Change in funded status of Employers' Accounting for Defined Benefit Pension and Other Benefit Plans, net	189,704	0	0	0	0	189,704
Total comprehensive income (loss)	7,241,361
Total comprehensive income	7,241,361
Restricted stock units for directors' deferred compensation plan	42,924	0	42,924	0	0	0
Cash dividends declared ($.50 per share)	(2,033,380)	0	0	(2,033,380)	0	0
Distribution of 10,378 shares of treasury stock for directors' compensation	231,431	0	(33,831)	0	265,262	0
Distribution of 10,082 shares of treasury stock for director's compensation	231,431	0	(33,831)	0	265,262	0
Distribution of 2,392 shares of treasury stock for employee compensation	55,000	0	(6,140)	0	61,140	0
Distribution of 2,750 shares of treasury stock for employee compensation	55,000	0	(6,140)	0	61,140	0
Distribution of 286 shares of treasury stock for director's deferred compensation	(54)	0	(7,364)	0	7,310	0
Distribution of 3,387 shares of treasury stock for employee restricted stock warrants	51,290	0	(35,260)	0	86,550	0
Purchase of 7,844 shares of treasury stock	(183,542)	0	0	0	(183,542)	0
Purchase of 15,480 shares of treasury stock	(183,542)	0	0	0	(183,542)	0
Issuance of 1,009,942 shares related to FOFC Merger	23,733,638	10,100	23,723,538	0	0
Balances at June 30, 2010	126,559,891	53,101	45,718,649	96,659,359	(18,929,935)	3,058,717
Restricted stock awards	12,660	0	12,660	0	0	0
Balances at June 30, 2011 at Jun. 30, 2011	$ 126,559,891	$ 53,101	$ 45,718,649	$ 96,659,359	$ (18,929,935)	$ 3,058,717