LOANS, TROUBLED DEBT RESTRUCTURING (Details)	12 Months Ended
Dec. 31, 2019 USD ($) Loan	Dec. 31, 2018 USD ($) Loan	Dec. 31, 2017 USD ($)
Loan modifications classified as troubled debt restructurings [Abstract]
Number of Loans (in loan) \| Loan	5	4
Pre-Modification Recorded Balance	$ 378,000	$ 506,000
Post-Modification Recorded Balance	378,000	506,000
Loans modified that subsequently defaulted	0	0	$ 1,236,000
Modified impaired loans without a valuation allowance	252,000	380,000
Modified impaired loans with valuation allowance	89,000	126,000
Federal Home Loan Mortgage Corporation and Other Investors
Loan modifications classified as troubled debt restructurings [Abstract]
Unpaid principal balances of loans sold and serviced for the Federal Home Loan Mortgage Corporation	$ 93,596,000	$ 97,685,000
Commercial & industrial
Loan modifications classified as troubled debt restructurings [Abstract]
Number of Loans (in loan) \| Loan	0	0
Pre-Modification Recorded Balance	$ 0	$ 0
Post-Modification Recorded Balance	$ 0	$ 0
Commercial, secured by real estate
Loan modifications classified as troubled debt restructurings [Abstract]
Number of Loans (in loan) \| Loan	2	0
Pre-Modification Recorded Balance	$ 258,000	$ 0
Post-Modification Recorded Balance	$ 258,000	$ 0
Residential real estate
Loan modifications classified as troubled debt restructurings [Abstract]
Number of Loans (in loan) \| Loan	3	3
Pre-Modification Recorded Balance	$ 120,000	$ 505,000
Post-Modification Recorded Balance	$ 120,000	$ 505,000
Consumer
Loan modifications classified as troubled debt restructurings [Abstract]
Number of Loans (in loan) \| Loan	0	1
Pre-Modification Recorded Balance	$ 0	$ 1,000
Post-Modification Recorded Balance	$ 0	$ 1,000

Financing Receivable, Modifications, with No Related Allowance, Recorded Investment

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- Definition

Financing Receivable, Modifications, with Related Allowance, Recorded Investment

+ References

No definition available.

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- Definition

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- Definition

Unpaid Principal Balance Of Loans Serviced For Others

+ References

No definition available.

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- Definition

Number of financing receivables that have been modified by troubled debt restructurings.

+ 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=118936363&loc=SL6953676-111524

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- Definition

Amount, after troubled debt restructuring, of modified financing receivable.

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- Definition

Amount, before troubled debt restructuring, of financing receivable to be modified.

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- Definition

Amount of financing receivable modified as troubled debt restructuring within previous 12 months, with subsequent payment default.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 34
-Subparagraph (a)(2)
-URI http://asc.fasb.org/extlink&oid=118936363&loc=SL6953682-111524

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