LOANS AND ALLOWANCE FOR LOAN LOSSES - Troubled Debt Restructuring (Details) $ in Thousands	12 Months Ended
Dec. 31, 2019 USD ($) contract	Dec. 31, 2018 USD ($) contract
Financing Receivable, Modifications [Line Items]
Total	$ 7,341	$ 1,196
Specific reserves on TDRs	$ 164	$ 0
Troubled Debt Restructurings:
Number of Contracts \| contract	4	4
Pre-Modification Outstanding Recorded Investment	$ 1,680	$ 582
Post-Modification Outstanding Recorded Investment	$ 1,515	$ 582
Commercial real estate
Troubled Debt Restructurings:
Number of Contracts \| contract	4
Pre-Modification Outstanding Recorded Investment	$ 1,680
Post-Modification Outstanding Recorded Investment	1,515
Commercial and industrial
Troubled Debt Restructurings:
Number of Contracts \| contract		3
Pre-Modification Outstanding Recorded Investment		$ 504
Post-Modification Outstanding Recorded Investment		$ 504
1-4 family residential
Troubled Debt Restructurings:
Number of Contracts \| contract		1
Pre-Modification Outstanding Recorded Investment		$ 78
Post-Modification Outstanding Recorded Investment		78
Nonaccrual TDRs
Financing Receivable, Modifications [Line Items]
Total	101	335
Performing TDRs
Financing Receivable, Modifications [Line Items]
Total	$ 7,240	$ 861

Specific reserves on troubled debt restructuring.

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Troubled Debt Restructuring [Abstract]

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

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

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Amount of financing receivable modified as troubled debt restructuring.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
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