QUARTERLY RESULTS OF OPERATIONS (UNAUDITED) (Details) - USD ($)	3 Months Ended								12 Months Ended
	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Quarterly Financial Information Disclosure [Abstract]
Total interest and fee income	$ 4,727,449	$ 4,665,586	$ 4,423,867	$ 4,320,009	$ 4,327,409	$ 4,117,032	$ 3,933,285	$ 3,791,421	$ 18,136,911	$ 16,169,147	$ 15,295,597
Total interest expense	249,425	195,434	139,697	109,830	109,934	110,625	106,522	96,782	694,386	423,863	378,740
Net interest income	4,478,024	4,470,152	4,284,170	4,210,179	4,217,475	4,006,407	3,826,763	3,694,639	17,442,525	15,745,284	14,916,857
Provision for loan losses	95,000	100,000	75,000	55,000	2,500	20,000	30,000	2,500	325,000	55,000	570,000
Net interest income after provision for loan losses	4,383,024	4,370,152	4,209,170	4,155,179	4,214,975	3,986,407	3,796,763	3,692,139	17,117,525	15,690,284	14,346,857
Total other income	532,891	458,693	555,096	447,945	538,236	481,882	696,479	551,874	1,994,625	2,268,471	2,861,083
Total other expense	2,970,411	2,816,474	2,651,515	2,641,834	2,696,005	2,484,538	2,590,123	2,471,630	11,080,234	10,242,296	10,272,444
Income before income tax expense	1,945,504	2,012,371	2,112,751	1,961,290	2,057,206	1,983,751	1,903,119	1,772,383
Income tax expense	139,310	234,218	386,394	349,060	1,208,507	543,098	516,734	546,295	1,108,982	2,814,634	1,688,433
Net income	$ 1,806,194	$ 1,778,153	$ 1,726,357	$ 1,612,230	$ 848,699	$ 1,440,653	$ 1,386,385	$ 1,226,088	$ 6,922,934	$ 4,901,825	$ 5,247,063
Basic income per common share	$ 0.33	$ 0.32	$ 0.31	$ 0.29	$ 0.15	$ 0.26	$ 0.25	$ 0.22	$ 1.26	$ 0.90	$ 0.97
Diluted income per common share	$ 0.32	$ 0.32	$ 0.31	$ 0.29	$ 0.15	$ 0.26	$ 0.25	$ 0.22	$ 1.24	$ 0.88	$ 0.94