GOODWILL AND OTHER INTANGIBLE ASSETS - Schedule of Goodwill (Details) - USD ($)	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Goodwill
Goodwill, beginning balance	$ 18,480,000	$ 18,480,000	$ 18,480,000
Goodwill, ending balance	18,480,000	18,480,000	18,480,000
Intangible Assets, Other Disclosures
Goodwill impairment	0	0
Core Deposit Intangible
Core Deposit Intangible
Gross, beginning balance	1,006,000	1,006,000	1,006,000
Accumulated depreciation, beginning balance	(360,000)	(262,000)	(161,000)
Net, beginning balance	646,000	744,000	845,000
Accumulated Amortization expense	(96,000)	(98,000)	(101,000)
Gross, ending balance	1,006,000	1,006,000	1,006,000
Accumulated depreciation, ending balance	(456,000)	(360,000)	(262,000)
Net, ending balance	$ 550,000	646,000	744,000
Intangible Assets, Other Disclosures
Amortization period	10 years
Impairment charges	$ 0	$ 0	$ 0