CONSOLIDATED STATEMENTS OF OPERATIONS (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Interest and fee income
Interest and fees on loans	$ 11,032,927	$ 10,887,709	$ 10,693,501
Interest and dividends on investment securities	1,347,520	1,309,743	1,459,731
Other interest income	82,412	80,152	12,951
Total interest and fee income	12,462,859	12,277,604	12,166,183
Interest expense
Interest on deposits	455,619	778,028	1,057,373
Interest on short-term borrowings			9,018
Total interest expense	455,619	778,028	1,066,391
Net interest income	12,007,240	11,499,576	11,099,792
Provision for loan losses	350,000	480,000	670,000
Net interest income after provision for loan losses	11,657,240	11,019,576	10,429,792
Other income
Service charges, fees and commissions	926,050	946,518	1,030,218
Mortgage banking income	1,377,888	674,705	1,004,324
Other non-interest income	41,525	32,062	29,155
Gain on sale of securities		124,672
Total other income	2,345,463	1,777,957	2,063,697
Other expense
Salaries and employee benefits	5,045,413	4,742,772	4,568,095
Net occupancy expense	1,356,845	1,340,227	1,316,986
Loss on other real estate owned		63,273	13,347
Other operating expenses	2,329,367	2,113,994	2,100,117
Total other expense	8,731,625	8,260,266	7,998,545
Income before income tax expense	5,271,078	4,537,267	4,494,944
Income tax expense	1,604,250	1,347,949	1,384,431
Net income	$ 3,666,828	$ 3,189,318	$ 3,110,513
Weighted average shares outstanding
Basic	4,445,738	4,439,887	4,416,065
Diluted	4,445,738	4,439,887	4,416,065
Basic income per common share	$ 0.82	$ 0.72	$ 0.70
Diluted income per common share	$ 0.82	$ 0.72	$ 0.70