Troubled Debt Restructuring [Abstract]

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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

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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
-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

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LOANS AND ALLOWANCE FOR CREDIT LOSSES - Summary of Troubled Debt Restructuring (Details) $ in Thousands	6 Months Ended		12 Months Ended
	Jun. 30, 2021 USD ($) contract	Jun. 30, 2020 contract	Dec. 31, 2020 USD ($) contract
Financing Receivable, Modifications [Line Items]
Total	$ 9,621		$ 9,716
Troubled Debt Restructurings:
Number of Contracts \| contract	1	0	4
Pre-Modification Outstanding Recorded Investment	$ 17		$ 2,435
Post-Modification Outstanding Recorded Investment	$ 17		$ 1,836
Commercial and industrial
Troubled Debt Restructurings:
Number of Contracts \| contract	1		1
Pre-Modification Outstanding Recorded Investment	$ 17		$ 129
Post-Modification Outstanding Recorded Investment	17		$ 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
Pre-Modification Outstanding Recorded Investment			$ 1,017
Post-Modification Outstanding Recorded Investment			670
Nonaccrual TDRs
Financing Receivable, Modifications [Line Items]
Total	86		90
Performing TDRs
Financing Receivable, Modifications [Line Items]
Total	$ 9,535		$ 9,626