QUARTERLY RESULTS OF OPERATIONS (UNAUDITED) (Details) - USD ($)	3 Months Ended								12 Months Ended
	Dec. 31, 2020	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Quarterly Financial Information Disclosure [Abstract]
Total interest and fee income	$ 4,442,774	$ 4,292,345	$ 4,203,211	$ 4,301,426	$ 4,578,390	$ 4,827,684	$ 4,813,345	$ 4,692,833	$ 17,239,756	$ 18,912,252	$ 18,136,911
Total interest expense	63,139	72,198	76,005	94,072	112,311	213,876	245,226	243,758	305,414	815,171	694,386
Net interest income	4,379,635	4,220,147	4,127,206	4,207,354	4,466,079	4,613,808	4,568,119	4,449,075	16,934,342	18,097,081	17,442,525
Provision for loan losses	200,000	40,000			25,000	10,000	135,000	10,000	240,000	180,000	325,000
Net interest income after provision for loan losses	4,179,635	4,180,147	4,127,206	4,207,354	4,441,079	4,603,808	4,433,119	4,439,075	16,694,342	17,917,081	17,117,525
Total other income	1,095,596	978,052	703,622	627,631	601,017	596,070	592,739	408,783	3,404,901	2,198,609	1,994,625
Total other expense	3,011,191	2,934,998	2,870,223	2,856,521	2,746,019	2,581,823	2,634,782	2,659,361	11,672,933	10,621,983	11,080,234
Income before income tax expense	2,264,040	2,223,201	1,960,605	1,978,464	2,296,077	2,618,055	2,391,076	2,188,497	8,426,310	9,493,707	8,031,916
Income tax expense	528,834	519,930	459,582	457,333	522,548	603,264	550,229	499,233	1,965,679	2,175,274	1,108,982
Net income	$ 1,735,206	$ 1,703,271	$ 1,501,023	$ 1,521,131	$ 1,773,529	$ 2,014,791	$ 1,840,847	$ 1,689,264	$ 6,460,631	$ 7,318,433	$ 6,922,934
Basic income per common share (in dollars per share)	$ 0.31	$ 0.31	$ 0.27	$ 0.28	$ 0.33	$ 0.36	$ 0.33	$ 0.31	$ 1.17	$ 1.33	$ 1.26
Diluted income per common share (in dollars per share)	$ 0.31	$ 0.3	$ 0.26	$ 0.27	$ 0.32	$ 0.36	$ 0.33	$ 0.30	$ 1.14	$ 1.31	$ 1.24