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LOANS AND ALLOWANCE FOR LOAN LOSSES (Troubled Debt Restructurings) (Details) | 12 Months Ended
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Dec. 31, 2020 USD ($) Contract | Dec. 31, 2019 USD ($) Contract
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Troubled debt restructured loans, balance | $ 3,807,000 | $ 3,974,000
Number of troubled debt restructured loan paid off | Contract |  | 1
Number of loans which has periodic late payments | Contract | 1 |
Mortgage loans in process of foreclosure | $ 391,000 | $ 822,000
Entity Loan Modification Program |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Proceeds from paid off troubled debt restructured loans |  | 2,198,000
Nonaccrual |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Troubled debt restructured loans, balance | 127,000 | 191,000
Accrual |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Troubled debt restructured loans, balance | $ 3,680,000 | $ 3,783,000

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- Definition Amount of financing receivable modified as troubled debt restructuring. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953676-111524 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 40 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=121585226&loc=d3e18845-111554 + Details
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