Loans and Allowance - Past Due Financing Receivables (Details) - Loans Receivable - USD ($)	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	$ 258,093,183	$ 272,664,631	$ 269,039,107
Non-accrual	3,779,749	2,777,904	2,713,393
Total	263,857,691	278,230,503	274,827,478
30-89 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	1,929,997	2,591,196	1,467,235
90 Days or More and Still Accruing
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	54,762	196,772	1,607,743
Commercial and industrial
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	$ 4,539,701	$ 3,518,752	4,158,461
Non-accrual			14,286
Total	$ 4,539,701	$ 3,518,752	$ 4,172,747
Commercial and industrial \| 30-89 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due
Commercial and industrial \| 90 Days or More and Still Accruing
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due
Commercial real estate
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	$ 64,270,345	$ 64,545,207	$ 66,191,062
Non-accrual		1,097,112	1,237,647
Total	$ 64,271,621	65,642,632	68,778,608
Commercial real estate \| 30-89 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	$ 1,276	$ 313	173,000
Commercial real estate \| 90 Days or More and Still Accruing
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due			1,176,899
Consumer and indirect
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	$ 73,568,010	$ 81,315,689	71,755,109
Non-accrual	596,329	515,352	338,212
Total	75,302,771	84,103,142	73,230,433
Consumer and indirect \| 30-89 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	1,122,155	$ 2,272,101	$ 1,137,112
Consumer and indirect \| 90 Days or More and Still Accruing
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	16,277
Residential real estate
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	115,715,127	$ 123,284,983	$ 126,934,475
Non-accrual	3,183,420	1,165,440	1,123,248
Total	119,743,598	124,965,977	128,645,690
Residential real estate \| 30-89 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	806,566	318,782	157,123
Residential real estate \| 90 Days or More and Still Accruing
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past Due	$ 38,485	$ 196,772	$ 430,844

Financing receivables that are current.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 7A
-URI http://asc.fasb.org/extlink&oid=49124121&loc=SL6953401-111524

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Recorded investment in financing receivables that are on nonaccrual status as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 7
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=49124121&loc=d3e5111-111524

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- Definition

Recorded Investment in financing receivables that are past due at the balance sheet date.

+ References

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Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=28367877&loc=d3e4428-111522

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