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LOANS - Troubled Debt Restructuring Modifications (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2020 USD ($) loan	Dec. 31, 2019 USD ($) loan
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing Receivable, Modifications, Number of Contracts | loan	2	6
Financing Receivable, Troubled Debt Restructuring, Premodification	$ 184	$ 3,688
Financing Receivable, Troubled Debt Restructuring, Postmodification	$ 184	$ 3,688
Commercial Portfolio Segment
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing Receivable, Modifications, Number of Contracts | loan	1	3
Financing Receivable, Troubled Debt Restructuring, Premodification	$ 24	$ 507
Financing Receivable, Troubled Debt Restructuring, Postmodification	$ 24	$ 507
Construction and Land Portfolio Segment
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing Receivable, Modifications, Number of Contracts | loan		1
Financing Receivable, Troubled Debt Restructuring, Premodification		$ 2,737
Financing Receivable, Troubled Debt Restructuring, Postmodification		$ 2,737
Commercial Real Estate Portfolio Segment
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing Receivable, Modifications, Number of Contracts | loan		2
Financing Receivable, Troubled Debt Restructuring, Premodification		$ 444
Financing Receivable, Troubled Debt Restructuring, Postmodification		$ 444
Residential Portfolio Segment
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing Receivable, Modifications, Number of Contracts | loan	1
Financing Receivable, Troubled Debt Restructuring, Premodification	$ 160
Financing Receivable, Troubled Debt Restructuring, Postmodification	$ 160

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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=121611835&loc=SL6953676-111524

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

+ 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

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

+ 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

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