5. Loans, Allowance for Loan Losses and Credit Quality (Details 2) - USD ($)	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2014
Allowance for loan losses, Beginning balance	$ 5,095,212	$ 4,876,816	$ 4,905,874	$ 4,854,915	$ 4,854,915
Charge-offs	(162,784)	(138,493)	(340,722)	(422,295)	(543,839)
Recoveries	8,559	12,468	75,835	48,171	54,798
Provisions (credit)	75,000	135,000	375,000	405,000	540,000
Allowance for loan losses, Ending balance	5,015,987	4,885,791	5,015,987	4,885,791	4,905,874
Allowance for loan losses evaluated for impairment, Individually	186,800	128,600	186,800	128,600	77,800
Allowance for loan losses evaluated for impairment, Collectively	4,829,187	4,757,191	4,829,187	4,757,191	4,828,074
Allowance for loan losses	5,015,987	4,885,791	5,015,987	4,885,791	4,905,874
Loans evaluated for impairment, Individually	4,911,816	3,994,071	4,911,816	3,994,071	3,371,728
Loans evaluated for impairment, Collectively	450,506,316	439,994,559	450,506,316	439,994,559	444,433,227
Total Loans	455,418,132	443,988,630	455,418,132	443,988,630	447,804,955
Commercial and industrial
Allowance for loan losses, Beginning balance	881,094	687,416	646,719	516,382	516,382
Charge-offs	(70,000)	(27,881)	(105,059)	(115,095)	(153,329)
Recoveries	997	3,028	43,909	5,265	6,249
Provisions (credit)	(91,246)	11,893	135,276	267,904	277,417
Allowance for loan losses, Ending balance	720,845	674,456	720,845	674,456	646,719
Allowance for loan losses evaluated for impairment, Individually	0	21,200	0	21,200	0
Allowance for loan losses evaluated for impairment, Collectively	720,845	653,256	720,845	653,256	646,719
Allowance for loan losses	720,845	674,456	720,845	674,456	646,719
Loans evaluated for impairment, Individually	446,928	983,044	446,928	983,044	390,605
Loans evaluated for impairment, Collectively	68,523,446	62,976,186	68,523,446	62,976,186	63,999,615
Total Loans	68,970,374	63,959,230	68,970,374	63,959,230	64,390,220
Commercial Real Estate
Allowance for loan losses, Beginning balance	1,984,559	2,155,738	2,311,936	2,143,398	2,143,398
Charge-offs	(14,783)	(24,100)	(14,783)	(154,919)	(167,841)
Recoveries	0	0	0	0	0
Provisions (credit)	45,039	118,614	(282,338)	261,773	336,379
Allowance for loan losses, Ending balance	2,014,815	2,250,252	2,014,815	2,250,252	2,311,936
Allowance for loan losses evaluated for impairment, Individually	0	62,000	0	62,000	34,400
Allowance for loan losses evaluated for impairment, Collectively	2,014,815	2,188,252	2,014,815	2,188,252	2,277,536
Allowance for loan losses	2,014,815	2,250,252	2,014,815	2,250,252	2,311,936
Loans evaluated for impairment, Individually	2,526,797	1,728,772	2,526,797	1,728,772	1,930,993
Loans evaluated for impairment, Collectively	169,109,904	160,546,726	169,109,904	160,546,726	164,680,837
Total Loans	171,636,701	162,275,498	171,636,701	162,275,498	166,611,830
Residential Real Estate - 1st Lien
Allowance for loan losses, Beginning balance	1,358,504	1,337,011	1,270,766	1,452,184	1,452,184
Charge-offs	(17,473)	(28,382)	(112,047)	(28,382)	(58,904)
Recoveries	0	1,725	6,042	12,823	14,543
Provisions (credit)	57,167	(22,894)	233,437	(149,165)	(137,057)
Allowance for loan losses, Ending balance	1,398,198	1,287,460	1,398,198	1,287,460	1,270,766
Allowance for loan losses evaluated for impairment, Individually	71,800	45,400	71,800	45,400	43,400
Allowance for loan losses evaluated for impairment, Collectively	1,326,398	1,242,060	1,326,398	1,242,060	1,227,366
Allowance for loan losses	1,398,198	1,287,460	1,398,198	1,287,460	1,270,766
Loans evaluated for impairment, Individually	1,701,790	947,329	1,701,790	947,329	721,241
Loans evaluated for impairment, Collectively	160,061,678	164,715,097	160,061,678	164,715,097	163,244,883
Total Loans	161,763,468	165,662,426	161,763,468	165,662,426	163,966,124
Residential Real Estate Jr Lien
Allowance for loan losses, Beginning balance	352,125	294,614	321,099	366,471	366,471
Charge-offs	(35,194)	(33,875)	(55,393)	(33,875)	(51,389)
Recoveries	60	60	180	180	240
Provisions (credit)	106,934	23,329	158,039	(48,648)	5,777
Allowance for loan losses, Ending balance	423,925	284,128	423,925	284,128	321,099
Allowance for loan losses evaluated for impairment, Individually	115,000	0	115,000	0	0
Allowance for loan losses evaluated for impairment, Collectively	308,925	284,128	308,925	284,128	321,099
Allowance for loan losses	423,925	284,128	423,925	284,128	321,099
Loans evaluated for impairment, Individually	236,301	334,926	236,301	334,926	328,889
Loans evaluated for impairment, Collectively	45,000,993	43,812,935	45,000,993	43,812,935	44,472,594
Total Loans	45,237,294	44,147,861	45,237,294	44,147,861	44,801,483
Consumer
Allowance for loan losses, Beginning balance	63,813	84,115	118,819	105,279	105,279
Charge-offs	(25,334)	(24,255)	(53,440)	(90,024)	(112,376)
Recoveries	7,502	7,655	25,704	29,903	33,766
Provisions (credit)	23,350	23,252	(21,752)	45,609	92,150
Allowance for loan losses, Ending balance	69,331	90,767	69,331	90,767	118,819
Allowance for loan losses evaluated for impairment, Individually	0	0	0	0	0
Allowance for loan losses evaluated for impairment, Collectively	69,331	90,767	69,331	90,767	118,819
Allowance for loan losses	69,331	90,767	69,331	90,767	118,819
Loans evaluated for impairment, Individually	0	0	0	0	0
Loans evaluated for impairment, Collectively	7,810,295	7,943,615	7,810,295	7,943,615	8,035,298
Total Loans	7,810,295	7,943,615	7,810,295	7,943,615	8,035,298
Unallocated
Allowance for loan losses, Beginning balance	455,117	317,922	236,535	271,201	271,201
Charge-offs	0	0	0	0	0
Recoveries	0	0	0	0	0
Provisions (credit)	(66,244)	(19,194)	152,338	27,527	(34,666)
Allowance for loan losses, Ending balance	388,873	298,728	388,873	298,728	236,535
Allowance for loan losses evaluated for impairment, Individually	0	0	0	0	0
Allowance for loan losses evaluated for impairment, Collectively	388,873	298,728	388,873	298,728	236,535
Allowance for loan losses	$ 388,873	$ 298,728	$ 388,873	$ 298,728	$ 236,535