5. Loans, Allowance for Loan Losses and Credit Quality (Details 4) - USD ($)	Jun. 30, 2015	Dec. 31, 2014	Jun. 30, 2014
Group A	$ 441,184,376	$ 431,936,170	$ 433,591,328
Group B	7,731,890	6,077,782	7,062,753
Group C	10,565,784	9,791,003	9,939,223
Total Loans	459,482,050	447,804,955	450,593,304
Commercial and industrial
Group A	70,152,385	61,201,586	60,373,539
Group B	2,451,677	2,316,908	2,730,275
Group C	957,063	871,726	1,371,570
Total Loans	73,561,125	64,390,220	64,475,384
Commercial Real Estate
Group A	162,191,020	157,767,641	155,124,213
Group B	4,819,930	3,280,904	3,586,566
Group C	5,554,271	5,563,285	5,592,064
Total Loans	172,565,221	166,611,830	164,302,843
Residential real estate - 1st lien
Group A	158,224,270	160,912,689	166,345,054
Group B	231,391	228,148	598,381
Group C	3,654,255	2,825,287	2,424,274
Total Loans	162,109,916	163,966,124	169,367,709
Residential real estate - Jr lien
Group A	43,196,452	44,018,956	43,883,107
Group B	228,892	251,822	147,531
Group C	391,208	530,705	533,388
Total Loans	43,816,552	44,801,483	44,564,026
Consumer
Group A	7,420,249	8,035,298	7,865,415
Group B	0	0	0
Group C	8,987	0	17,927
Total Loans	$ 7,429,236	$ 8,035,298	$ 7,883,342