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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 |

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