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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, 2017 USD ($) Contract | Dec. 31, 2016 USD ($) Contract
Financing Receivable, Modifications [Line Items] |  |  |
Number of loans moved to nonaccrual status | 2 |  |
Number of troubled debt restructured loans with a specific allocation |  | 1 |
Amount of specific allocation | $ |  | $ 60,000 |
Number of troubled debt restructured loan paid off |  | 1 | 1
Number of loans which has periodic payments |  | 1 |
Number of loans classified as troubled debt restructured loans with active forbearance agreements |  | 1 |
Mortgage loans in process of foreclosure | $ |  | $ 848,000 | $ 471,000
Entity Loan Modification Program |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Proceeds from paid off troubled debt restructured loans | $ |  | $ 283,000 | $ 74,000

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- Definition Recorded investment of consumer mortgage loan receivables secured by residential real estate properties for which formal foreclosure proceedings are in process. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 35 -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL49126937-111524 + Details
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