5. Loans, Allowance for Loan Losses and Credit Quality (Details 2) (USD $)	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012	Dec. 31, 2012
Allowance for loan losses, Beginning balance	$ 4,493,384	$ 3,952,489	$ 4,312,080	$ 3,886,502	$ 3,886,502
Charge-offs	(121,122)	(285,073)	(156,284)	(484,125)	(695,582)
Recoveries	29,918	8,704	40,133	23,740	121,160
Provisions	120,000	249,999	326,250	500,002	1,000,000
Allowance for loan losses, Ending balance	4,522,179	3,926,119	4,522,179	3,926,119	4,312,080
Allowance for loan losses evaluated for impairment, Individually	241,800	180,400	241,800	180,400	174,000
Allowance for loan losses evaluated for impairment, Collectively	4,280,379	3,745,719	4,280,379	3,745,719	4,138,080
Allowance for loan losses	4,522,179	3,926,119	4,522,179	3,926,119	4,312,080
Loans evaluated for impairment, Individually	3,089,085	6,092,085	3,089,085	6,092,085	4,149,346
Loans evaluated for impairment, Collectively	421,704,126	399,105,574	421,704,126	399,105,574	412,226,102
Total Loans	424,793,211	405,197,659	424,793,211	405,197,659	416,375,448
Commercial and industrial
Allowance for loan losses, Beginning balance	436,389	388,576	428,381	342,314	342,314
Charge-offs	(1,352)	(115,100)	(19,287)	(124,934)	(159,309)
Recoveries	792	1,268	992	2,520	29,769
Provisions	79,415	108,779	105,158	163,623	215,607
Allowance for loan losses, Ending balance	515,244	383,523	515,244	383,523	428,381
Allowance for loan losses evaluated for impairment, Individually	0	0	0	0	0
Allowance for loan losses evaluated for impairment, Collectively	515,244	383,523	515,244	383,523	428,381
Allowance for loan losses	515,244	383,523	515,244	383,523	428,381
Loans evaluated for impairment, Individually	305,425	985,350	305,425	985,350	435,165
Loans evaluated for impairment, Collectively	57,303,415	51,711,461	57,303,415	51,711,461	48,848,783
Total Loans	57,608,840	52,696,811	57,608,840	52,696,811	49,283,948
Commercial Real Estate
Allowance for loan losses, Beginning balance	1,763,037	1,389,368	1,536,440	1,385,939	1,385,939
Charge-offs	(107,936)	(8,259)	(107,936)	(55,057)	(57,923)
Recoveries	0	108	0	863	51,863
Provisions	42,939	4,966	269,536	54,438	156,561
Allowance for loan losses, Ending balance	1,698,040	1,386,183	1,698,040	1,386,183	1,536,440
Allowance for loan losses evaluated for impairment, Individually	29,000	15,100	29,000	15,100	0
Allowance for loan losses evaluated for impairment, Collectively	1,669,040	1,371,083	1,669,040	1,371,083	1,536,440
Allowance for loan losses	1,698,040	1,386,183	1,698,040	1,386,183	1,536,440
Loans evaluated for impairment, Individually	1,068,160	3,459,215	1,068,160	3,459,215	1,762,615
Loans evaluated for impairment, Collectively	137,596,052	127,780,334	137,596,052	127,780,334	138,044,902
Total Loans	138,664,212	131,239,549	138,664,212	131,239,549	139,807,517
Residential Real Estate 1st Lien
Allowance for loan losses, Beginning balance	1,511,139	1,595,453	1,563,576	1,578,493	1,578,493
Charge-offs	(3,052)	(125,000)	(3,052)	(183,474)	(246,237)
Recoveries	3,010	366	8,636	1,823	5,538
Provisions	16,865	2,842	(41,198)	76,819	225,782
Allowance for loan losses, Ending balance	1,527,962	1,473,661	1,527,962	1,473,661	1,563,576
Allowance for loan losses evaluated for impairment, Individually	121,700	144,300	121,700	144,300	134,800
Allowance for loan losses evaluated for impairment, Collectively	1,406,262	1,329,361	1,406,262	1,329,361	1,428,776
Allowance for loan losses	1,527,962	1,473,661	1,527,962	1,473,661	1,563,576
Loans evaluated for impairment, Individually	1,366,685	1,345,724	1,366,685	1,345,724	1,641,960
Loans evaluated for impairment, Collectively	172,516,473	162,291,392	172,516,473	162,291,392	167,970,849
Total Loans	173,883,158	163,637,116	173,883,158	163,637,116	169,612,809
Residential Real Estate Jr Lien
Allowance for loan losses, Beginning balance	386,070	318,075	332,556	331,684	331,684
Charge-offs	0	0	0	(60,287)	(135,622)
Recoveries	60	62	120	1,418	1,538
Provisions	28,031	50,802	81,485	96,124	134,956
Allowance for loan losses, Ending balance	414,161	368,939	414,161	368,939	332,556
Allowance for loan losses evaluated for impairment, Individually	91,100	21,000	91,100	21,000	39,200
Allowance for loan losses evaluated for impairment, Collectively	323,061	347,939	323,061	347,939	293,356
Allowance for loan losses	414,161	368,939	414,161	368,939	332,556
Loans evaluated for impairment, Individually	348,815	301,796	348,815	301,796	309,606
Loans evaluated for impairment, Collectively	44,796,860	45,951,489	44,796,860	45,951,489	46,719,417
Total Loans	45,145,675	46,253,285	45,145,675	46,253,285	47,029,023
Consumer
Allowance for loan losses, Beginning balance	119,032	124,022	138,699	124,779	124,779
Charge-offs	(8,783)	(36,714)	(26,009)	(60,373)	(96,491)
Recoveries	26,056	6,900	30,385	17,116	32,452
Provisions	(20,058)	32,706	(26,827)	45,392	77,959
Allowance for loan losses, Ending balance	116,248	126,914	116,248	126,914	138,699
Allowance for loan losses evaluated for impairment, Individually	0	0	0	0	0
Allowance for loan losses evaluated for impairment, Collectively	116,248	126,914	116,248	126,914	138,699
Allowance for loan losses	116,248	126,914	116,248	126,914	138,699
Loans evaluated for impairment, Individually	0	0	0	0	0
Loans evaluated for impairment, Collectively	9,491,326	11,370,898	9,491,326	11,370,898	10,642,151
Total Loans	9,491,326	11,370,898	9,491,326	11,370,898	10,642,151
Unallocated
Allowance for loan losses, Beginning balance	277,717	136,995	312,428	123,293	123,293
Charge-offs	0	0	0	0	0
Recoveries	0	0	0	0	0
Provisions	(27,193)	49,904	(61,904)	63,606	189,135
Allowance for loan losses, Ending balance	250,524	186,899	250,524	186,899	312,428
Allowance for loan losses evaluated for impairment, Individually	0	0	0	0	0
Allowance for loan losses evaluated for impairment, Collectively	250,524	186,899	250,524	186,899	312,428
Allowance for loan losses	$ 250,524	$ 186,899	$ 250,524	$ 186,899	$ 312,428