GOODWILL AND OTHER INTANGIBLE ASSETS - Schedule of Goodwill (Details) - USD ($)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Goodwill [Roll Forward]
Goodwill, beginning balance	$ 18,480,000	$ 17,779,000	$ 17,779,000
Goodwill and core deposit intangible resulting from branch acquisition		701,000
Goodwill, ending balance	18,480,000	18,480,000	17,779,000
Core Deposit Intangible
Finite-lived Intangible Assets
Gross, beginning balance	1,006,000	128,000	128,000
Accumulated depreciation, beginning balance	(161,000)	(127,000)	(123,000)
Net, beginning balance	845,000	1,000	5,000
Goodwill and core deposit intangible resulting from branch acquisition		878,000
Accumulated Amortization expense	(101,000)	(34,000)	(4,000)
Gross, ending balance	1,006,000	1,006,000	128,000
Accumulated depreciation, ending balance	(262,000)	(161,000)	(127,000)
Net, ending balance	$ 744,000	845,000	1,000
Intangible Assets, Other Disclosures
Amortization period	10 years
Impairment charges	$ 0	$ 0	$ 0