LOANS AND ALLOWANCE FOR CREDIT LOSSES - Summary of Troubled Debt Restructuring (Details) $ in Thousands	12 Months Ended
Dec. 31, 2021 USD ($) Contract	Dec. 31, 2020 USD ($) Contract	Dec. 31, 2019 USD ($) Contract
Troubled Debt Restructurings:
Number of Contracts \| Contract	1	4	4
Pre-Modification Outstanding Recorded Investment	$ 17	$ 2,435	$ 1,017
Post-Modification Outstanding Recorded Investment	$ 14	$ 1,836	$ 670
Commercial and industrial
Troubled Debt Restructurings:
Number of Contracts \| Contract		1
Pre-Modification Outstanding Recorded Investment		$ 129
Post-Modification Outstanding Recorded Investment		$ 85
Construction and development
Troubled Debt Restructurings:
Number of Contracts \| Contract		2
Pre-Modification Outstanding Recorded Investment		$ 1,289
Post-Modification Outstanding Recorded Investment		$ 1,081
Commercial real estate
Troubled Debt Restructurings:
Number of Contracts \| Contract	1	1	4
Pre-Modification Outstanding Recorded Investment	$ 17	$ 1,017	$ 1,017
Post-Modification Outstanding Recorded Investment	$ 14	$ 670	$ 670

Troubled Debt Restructuring [Abstract]

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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=123577603&loc=SL6953676-111524

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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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