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LOANS AND ALLOWANCE FOR LOAN LOSSES (Troubled Debt Restructuring Loans) (Details) | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2018 USD ($) loan | Sep. 30, 2017 USD ($) loan | Sep. 30, 2018 USD ($) loan | Sep. 30, 2017 USD ($) loan | Dec. 31, 2017 USD ($) loan
Financing Receivable, Modifications [Line Items] |  |  |  |  |
Number of Contracts | loan | 34 |  | 34 |  | 36
Recorded Investment | $ 5,636,000 |  | $ 5,636,000 |  | $ 6,232,000
Specific Reserve | $ 613,000 |  | $ 613,000 |  | $ 468,000
Number of Contracts | loan | 2 | 3 | 3 | 5 |
Financing Receivable, Modifications, Pre-Modification Recorded Investment | $ 234,000 | $ 429,000 | $ 397,000 | $ 895,000 |
Financing Receivable, Modifications, Post-Modification Recorded Investment | 234,000 | 448,000 | 420,000 | 914,000 |
Allowance Related to Troubled Debt Restructurings assigned during period | $ 57,000 | $ 29,000 | 96,000 | $ 44,000 |
Home Equity Loan |  |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |  |
Number of Contracts | loan |  |  |  | 1 |
Financing Receivable, Modifications, Pre-Modification Recorded Investment |  |  |  | $ 315,000 |
Financing Receivable, Modifications, Post-Modification Recorded Investment |  |  |  | $ 315,000 |
Allowance Related to Troubled Debt Restructurings assigned during period |  |  | $ 114,000 |  |
Residential Real Estate |  |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |  |
Number of Contracts | loan | 26 |  | 26 |  | 24
Recorded Investment | $ 3,754,000 |  | $ 3,754,000 |  | $ 3,604,000
Specific Reserve | $ 476,000 |  | $ 476,000 |  | $ 452,000
Commercial Real Estate |  |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |  |
Number of Contracts | loan | 2 |  | 2 |  | 3
Recorded Investment | $ 349,000 |  | $ 349,000 |  | $ 976,000
Specific Reserve | $ 23,000 |  | $ 23,000 |  | $ 16,000
Commercial |  |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |  |
Number of Contracts | loan | 4 |  | 4 |  | 7
Recorded Investment | $ 1,228,000 |  | $ 1,228,000 |  | $ 1,345,000
Specific Reserve | $ 0 |  | $ 0 |  | $ 0
Consumer |  |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |  |
Number of Contracts | loan | 2 |  | 2 |  | 2
Recorded Investment | $ 305,000 |  | $ 305,000 |  | $ 307,000
Specific Reserve | $ 114,000 |  | $ 114,000 |  | $ 0

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