CONSOLIDATED STATEMENTS OF OPERATIONS (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
INTEREST INCOME
Loans, including fees	$ 17,288,855	$ 18,128,907	$ 21,498,120
Securities and interest-bearing deposits at other financial institutions	2,003,620	2,311,690	3,633,367
Federal funds sold	60,404	53,139	79,941
Total interest income	19,352,879	20,493,736	25,211,428
INTEREST EXPENSE
Time deposits	2,471,135	3,767,582	5,838,571
Other deposits	546,812	424,387	379,810
Federal funds purchased and securities sold under agreements to repurchase	94,402	125,538	127,308
Federal Home Loan Bank advances and other borrowings	1,672,478	2,044,361	2,856,125
Total interest expense	4,784,827	6,361,868	9,201,814
Net interest income before provision for loan losses	14,568,052	14,131,868	16,009,614
Provision for loan losses	430,000	445,000	7,291,000
Net interest income after provision for loan losses	14,138,052	13,686,868	8,718,614
NONINTEREST INCOME
Customer service fees	803,251	868,935	1,272,893
Other noninterest income	64,519	71,542	90,268
Net gains from sale of securities	0	107,413	1,698,136
Net gains from sale of loans and other assets	151,710	134,997	19,632
Total noninterest income	1,019,480	1,182,887	3,080,929
NONINTEREST EXPENSES
Salaries and employee benefits	6,327,226	6,117,063	6,194,504
Net occupancy and equipment expense	1,447,204	1,431,863	1,501,504
Depository insurance	803,902	1,052,591	1,287,676
Impairment of goodwill	0	0	2,541,476
Foreclosed assets, net	1,100,670	1,922,988	2,789,708
Other operating expenses	3,498,867	3,126,998	3,727,493
Total noninterest expenses	13,177,869	13,651,503	18,042,361
Income (loss) before income tax expense (benefit)	1,979,663	1,218,252	(6,242,818)
Income tax expense (benefit)	577,600	188,200	(1,535,297)
Net income (loss)	1,402,063	1,030,052	(4,707,521)
Preferred stock dividend requirements	1,229,780	651,119	34,463
Accretion on preferred stock discount	63,924	36,718	0
Net income (loss) available to common stockholders	$ 108,359	$ 342,215	$ (4,741,984)
Earnings Per Share [Abstract]
Basic (in dollars per share)	$ 0.02	$ 0.05	$ (0.73)
Diluted (in dollars per share)	$ 0.02	$ 0.05	$ (0.73)