LOANS, Financing Receivables by Credit Quality Indicator (Details) - USD ($) $ in Thousands	Mar. 31, 2018	Dec. 31, 2017	Mar. 31, 2017
Financing Receivable, Recorded Investment [Line Items]
Loans	$ 731,235	$ 749,196	$ 663,923
Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	691,273	720,446
Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	24,450	22,938
Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	15,512	5,812
Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Loss [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	130,749	135,015	121,053
Commercial [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	126,596	132,846
Commercial [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	3,022	1,050
Commercial [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	1,131	1,119
Commercial [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Commercial [Member] | Loss [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	393,910	398,346	342,180
Commercial Real Estate [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	363,867	378,632
Commercial Real Estate [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	16,733	16,101
Commercial Real Estate [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	13,310	3,613
Commercial Real Estate [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Commercial Real Estate [Member] | Loss [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Agriculture [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	104,104	113,555	94,652
Agriculture [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	101,887	110,370
Agriculture [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	2,217	3,140
Agriculture [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	45
Agriculture [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Agriculture [Member] | Loss [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Residential Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	44,788	42,081	43,176
Residential Mortgage [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	42,534	39,142
Residential Mortgage [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	1,533	2,147
Residential Mortgage [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	721	792
Residential Mortgage [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Residential Mortgage [Member] | Loss [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Residential Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	20,754	21,299	22,738
Residential Construction [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	20,754	21,299
Residential Construction [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Residential Construction [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Residential Construction [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Residential Construction [Member] | Loss [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	36,930	38,900	$ 40,124
Consumer [Member] | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	35,635	38,157
Consumer [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	945	500
Consumer [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	350	243
Consumer [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Consumer [Member] | Loss [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	$ 0	$ 0