CONSOLIDATED STATEMENTS OF INCOME (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Interest and Dividend Income:
Loans, including fees	$ 45,135,158	$ 45,297,943	$ 43,180,698
Taxable securities	4,391,292	5,357,179	5,874,019
Tax exempt securities	1,100,494	1,268,242	1,378,753
Interest-bearing deposits	36,285	152,891	214,529
Total interest and dividend income	50,663,229	52,076,255	50,647,999
Interest Expense:
Deposits	2,349,793	3,181,608	4,284,574
Borrowed funds	824,238	1,058,547	1,073,016
Securities sold under agreements to repurchase	858,479	994,227	1,375,361
Total interest expense	4,032,510	5,234,382	6,732,951
Net interest income	46,630,719	46,841,873	43,915,048
Provision for loan losses	2,754,726	827,567	958,333
Net interest income after provision for loan losses	43,875,993	46,014,306	42,956,715
Other operating income:
Wealth management group fee income	7,344,045	6,826,976	6,709,685
Service charges on deposit accounts	4,706,137	4,240,908	4,281,808
Net gains on securities transactions	16,379	300,516	1,108,091
Other-than-temporary loss on investment securities:
Total impairment losses	(29,025)	0	(67,400)
Loss recognized in other comprehensive income	0	0	0
Net impairment loss recognized in earnings	(29,025)	0	(67,400)
Net gain on sales of loans held for sale	502,718	484,006	179,096
Casualty gains	0	790,248	0
Net gains (losses) on sales of other real estate owned	27,695	(44,648)	91,533
Gain from bargain purchase	469,929	0	0
Income from bank owned life insurance	83,931	86,577	88,389
Other	4,954,795	4,503,158	5,071,385
Total other operating income	18,076,604	17,187,741	17,462,587
Other operating expenses:
Salaries and wages	19,365,106	18,917,724	17,136,433
Pension and other employee benefits	5,939,205	5,623,861	4,796,994
Net occupancy expenses	5,501,492	5,163,865	5,015,936
Furniture and equipment expenses	2,326,134	2,205,166	2,118,544
Data processing expense	4,750,184	4,420,953	3,915,841
Professional services	928,228	1,442,644	949,779
Amortization of intangible assets	921,413	1,046,720	1,041,193
Marketing and advertising expense	1,033,200	1,068,494	1,037,416
Other real estate owned expenses	194,065	328,182	104,829
FDIC insurance	866,053	807,493	967,254
Loan expense	779,405	788,473	607,732
Merger and acquisition related expenses	1,386,789	30,145	2,255,169
Other	5,407,970	4,951,605	4,901,277
Total other operating expenses	49,399,244	46,795,325	44,848,397
Income before income tax expense	12,553,353	16,406,722	15,570,905
Income tax expense	3,822,297	5,384,482	5,033,150
Net income	$ 8,731,056	$ 11,022,240	$ 10,537,755
Weighted average shares outstanding (in shares)	4,659,685	4,640,912	4,382,843
Basic and diluted earnings per share (in dollars per share)	$ 1.87	$ 2.38	$ 2.40