Balance Sheets (Unaudited) (USD $)	Mar. 31, 2012	Dec. 31, 2011
Statement of Financial Position [Abstract]
Cash and due from banks	$ 7,458,018	$ 6,552,358
Interest-bearing deposits in other banks	21,583,677	14,498,048
Cash and cash equivalents	29,041,695	21,050,406
Certificates of deposit in other banks	980,000	980,000
Investment securities available for sale, at fair value	26,581,078	28,640,832
Investment securities held to maturity (fair value approximates $57,975,519 and $54,158,523)	56,173,105	52,338,728
Federal Home Loan Bank stock, at cost	1,789,100	1,786,500
Total investment securities	84,543,283	82,766,060
Loans	184,336,740	181,332,383
Less: Unearned income	(29,411)	(30,069)
Allowance for loan losses	(3,244,001)	(3,100,000)
Loans, net	181,063,328	178,202,314
Premises and equipment, net	10,619,984	9,942,429
Foreclosed assets, net	2,326,695	2,357,695
Intangible assets	490,704	546,519
Bank owned life insurance	4,634,967	4,593,385
Other assets	5,050,398	5,211,208
Total assets	318,751,054	305,650,016
NOW accounts	31,728,165	29,841,315
Money Market	54,596,348	45,638,259
Savings	26,138,180	24,366,536
Certificates of deposit $100,000 and over	32,813,012	32,629,146
Other time accounts	58,936,000	59,950,041
Total interest-bearing deposits	204,211,705	192,425,297
Noninterest-bearing deposits	57,565,737	56,485,602
Total deposits	261,777,442	248,910,899
Short-term borrowed funds	2,000,000	2,000,000
Long-term debt	22,000,000	22,000,000
Other liabilities	3,992,471	4,188,232
Total liabilities	289,769,913	277,099,131
Common stock - $1 par value, 5,000,000 shares authorized, 4,293,835 shares issued	4,293,835	4,293,835
Capital surplus	31,701,533	31,701,533
Retained earnings	19,601,513	19,132,249
Accumulated other comprehensive income (loss)	(501,945)	(462,937)
Treasury stock, at cost 1,745,998 shares for 2012 and 2011	(26,113,795)	(26,113,795)
Total stockholders' equity	28,981,141	28,550,885
Total liabilities and stockholders' equity	$ 318,751,054	$ 305,650,016