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LOANS AND ALLOWANCE FOR LOAN LOSSES (Troubled Debt Restructurings) (Details) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2017 Contract | Dec. 31, 2018 USD ($) Contract | Dec. 31, 2017 USD ($) Contract
Financing Receivable, Modifications [Line Items] |  |  |
Troubled debt restructurings |  | $ 6,226,000 | $ 7,387,000
Number of loans moved to nonaccrual status | Contract | 2 |  |
Number of troubled debt restructured loans with a specific allocation | Contract |  | 1 |
Amount of specific allocation |  | $ 60,000 |
Number of troubled debt restructured loan paid off | Contract |  | 1 | 1
Number of loans which has periodic payments | Contract |  | 1 |
Number of loans classified as troubled debt restructured loans with active forbearance agreements | Contract |  | 1 |
Mortgage loans in process of foreclosure |  | $ 661,000 | $ 848,000
Entity Loan Modification Program |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Proceeds from paid off troubled debt restructured loans |  | 832,000 | 283,000
Nonaccrual |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Troubled debt restructurings |  | 2,343,000 | 3,405,000
Accrual |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Troubled debt restructurings |  | $ 3,883,000 | $ 3,982,000

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