LOANS AND ALLOWANCE FOR CREDIT LOSSES (Effect on Loan Loss Provision as a Result of Changes in Methodology) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Financing Receivable, Allowance for Credit Losses [Line Items]
Provision for Loan, Lease, and Other Losses, Total	$ 2,291	$ 1,848	$ 2,075
Scenario, Previously Reported [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Provision for Loan, Lease, and Other Losses, Total	869
Restatement Adjustment [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Provision for Loan, Lease, and Other Losses, Total	1,422
Residential Portfolio Segment [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Provision for Loan, Lease, and Other Losses, Total	736	54
Residential Portfolio Segment [Member] | Scenario, Previously Reported [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Provision for Loan, Lease, and Other Losses, Total	753
Residential Portfolio Segment [Member] | Restatement Adjustment [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Provision for Loan, Lease, and Other Losses, Total	(17)
Commercial Real Estate Portfolio Segment [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Provision for Loan, Lease, and Other Losses, Total	53	89
Commercial Real Estate Portfolio Segment [Member] | Scenario, Previously Reported [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Provision for Loan, Lease, and Other Losses, Total	(439)
Commercial Real Estate Portfolio Segment [Member] | Restatement Adjustment [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Provision for Loan, Lease, and Other Losses, Total	492
Commercial Portfolio Segment [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Provision for Loan, Lease, and Other Losses, Total	1,827	656
Commercial Portfolio Segment [Member] | Scenario, Previously Reported [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Provision for Loan, Lease, and Other Losses, Total	1,217
Commercial Portfolio Segment [Member] | Restatement Adjustment [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Provision for Loan, Lease, and Other Losses, Total	610
Consumer Portfolio Segment [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Provision for Loan, Lease, and Other Losses, Total	(22)	104
Consumer Portfolio Segment [Member] | Scenario, Previously Reported [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Provision for Loan, Lease, and Other Losses, Total	(9)
Consumer Portfolio Segment [Member] | Restatement Adjustment [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Provision for Loan, Lease, and Other Losses, Total	(13)
Construction Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Provision for Loan, Lease, and Other Losses, Total	(303)
Construction Loans [Member] | Scenario, Previously Reported [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Provision for Loan, Lease, and Other Losses, Total	(653)
Construction Loans [Member] | Restatement Adjustment [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Provision for Loan, Lease, and Other Losses, Total	350
Construction Loans [Member] | Commercial and Residential Real Estate Portfolio Segment [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Provision for Loan, Lease, and Other Losses, Total	$ (303)	$ 1,721