LOANS AND ALLOWANCE FOR CREDIT LOSSES - Summary of Amortized Cost Basis of Collateral-dependent Loans (Details) - Collateral Dependent Loans $ in Thousands	Sep. 30, 2023 USD ($)
Financing Receivable Allowance For Credit Losses [Line Items]
Amortized cost	$ 14,527
Real Estate
Financing Receivable Allowance For Credit Losses [Line Items]
Amortized cost	14,527
Commercial and industrial
Financing Receivable Allowance For Credit Losses [Line Items]
Amortized cost	14,527
Commercial and industrial \| Real Estate
Financing Receivable Allowance For Credit Losses [Line Items]
Amortized cost	$ 14,527

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.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-13

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name Regulation S-K (SK)
-Number 229
-Section 1405
-Paragraph c
-Publisher SEC

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