FAIR VALUE - FAIR VALUE OF FINANCIAL INSTRUMENTS (Details) - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Financial assets
Interest bearing time deposits	$ 2,275	$ 1,830
Loans held for sale	3,699	1,231
Interest receivable	4,138	3,951
Financial liabilities
Short-term Federal Home Loan Bank advances	11,900	8,400
Long-term Federal Home Loan Bank advances	91,824	90,332
Interest payable	818	838
Carrying Value
Financial assets
Cash and cash equivalents	26,097	39,172
Interest bearing time deposits	2,275	1,830
Securities available for sale	278,575	318,177
Loans held for sale	3,699	1,231
Net Loans	677,539	640,815
Federal Home Loan Bank stock	7,034	7,034
Interest receivable	4,138	3,951
Financial liabilities
Total deposits	820,740	815,273
Repurchase agreements	8,248	19,900
Short-term Federal Home Loan Bank advances	11,900	8,400
Long-term Federal Home Loan Bank advances	91,824	90,332
Note payable	2,841	3,321
Subordinated debentures	7,217	7,217
Interest payable	818	838
Fair Value
Financial assets
Cash and cash equivalents	26,097	39,172
Interest bearing time deposits	2,275	1,830
Securities available for sale	278,575	318,177
Loans held for sale	3,745	1,269
Net Loans	669,317	639,421
Interest receivable	4,138	3,951
Financial liabilities
Total deposits	817,524	816,282
Repurchase agreements	8,280	19,968
Short-term Federal Home Loan Bank advances	11,900	8,393
Long-term Federal Home Loan Bank advances	91,377	86,899
Note payable	2,975	3,560
Subordinated debentures	7,209	7,212
Interest payable	818	838
Quoted Prices In Active Markets for Identical Assets (Level 1)
Financial assets
Cash and cash equivalents	26,097	39,172
Interest bearing time deposits	2,275	1,830
Securities available for sale	281	340
Financial liabilities
Total deposits	617,646	621,139
Significant Other Observable Inputs (Level 2)
Financial assets
Securities available for sale	278,294	317,837
Loans held for sale	3,745	1,269
Interest receivable	1,228	1,378
Financial liabilities
Total deposits	199,878	195,143
Repurchase agreements	8,280	19,968
Short-term Federal Home Loan Bank advances	11,900	8,393
Long-term Federal Home Loan Bank advances	91,377	86,899
Note payable	2,975	3,560
Interest payable	804	825
Significant Unobservable Inputs (Level 3)
Financial assets
Net Loans	669,317	639,421
Interest receivable	2,910	2,573
Financial liabilities
Subordinated debentures	7,209	7,212
Interest payable	$ 14	$ 13