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LOANS AND ALLOWANCE FOR CREDIT LOSSES - Collateral Dependent Loans (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Accounts, Notes, Loans and Financing Receivable [Line Items]
Without an Allowance	$ 15,404
Allowance Allocation	15,663	$ 11,204
Collateralized Loan Obligations
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	29,308
Without an Allowance	28,916
With an Allowance	392
Allowance Allocation	93
Collateralized Loan Obligations | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	24,660
Collateralized Loan Obligations | Other Assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	4,648
Commercial/Agricultural Real Estate | Commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Without an Allowance	11,342
Allowance Allocation	11,359	5,736
Commercial/Agricultural Real Estate | Commercial real estate | Collateralized Loan Obligations
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	12,373
Without an Allowance	12,356
With an Allowance	17
Allowance Allocation	13
Commercial/Agricultural Real Estate | Commercial real estate | Collateralized Loan Obligations | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	12,373
Commercial/Agricultural Real Estate | Commercial real estate | Collateralized Loan Obligations | Other Assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	0
Commercial/Agricultural Real Estate | Agricultural real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Without an Allowance	1,712
Allowance Allocation	1,712	2,742
Commercial/Agricultural Real Estate | Agricultural real estate | Collateralized Loan Obligations
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	8,828
Without an Allowance	8,828
With an Allowance	0
Allowance Allocation	0
Commercial/Agricultural Real Estate | Agricultural real estate | Collateralized Loan Obligations | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	8,828
Commercial/Agricultural Real Estate | Agricultural real estate | Collateralized Loan Obligations | Other Assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	0
Commercial/Agricultural Real Estate | Multi-family real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Without an Allowance	0
Allowance Allocation	0	0
Commercial/Agricultural Real Estate | Multi-family real estate | Collateralized Loan Obligations
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	0
Without an Allowance	0
With an Allowance	0
Allowance Allocation	0
Commercial/Agricultural Real Estate | Multi-family real estate | Collateralized Loan Obligations | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	0
Commercial/Agricultural Real Estate | Multi-family real estate | Collateralized Loan Obligations | Other Assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	0
Commercial/Agricultural Real Estate | Construction and land development
Accounts, Notes, Loans and Financing Receivable [Line Items]
Without an Allowance	94
Allowance Allocation	94	0
Commercial/Agricultural Real Estate | Construction and land development | Collateralized Loan Obligations
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	207
Without an Allowance	207
With an Allowance	0
Allowance Allocation	0
Commercial/Agricultural Real Estate | Construction and land development | Collateralized Loan Obligations | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	207
Commercial/Agricultural Real Estate | Construction and land development | Collateralized Loan Obligations | Other Assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	0
C&I/Agricultural operating | Commercial and industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Without an Allowance	4
Allowance Allocation	4	552
C&I/Agricultural operating | Commercial and industrial | Collateralized Loan Obligations
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	2,862
Without an Allowance	2,862
With an Allowance	0
Allowance Allocation	0
C&I/Agricultural operating | Commercial and industrial | Collateralized Loan Obligations | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	0
C&I/Agricultural operating | Commercial and industrial | Collateralized Loan Obligations | Other Assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	2,862
C&I/Agricultural operating | Agricultural operating
Accounts, Notes, Loans and Financing Receivable [Line Items]
Without an Allowance	1,436
Allowance Allocation	1,436	890
C&I/Agricultural operating | Agricultural operating | Collateralized Loan Obligations
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	1,735
Without an Allowance	1,735
With an Allowance	0
Allowance Allocation	0
C&I/Agricultural operating | Agricultural operating | Collateralized Loan Obligations | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	0
C&I/Agricultural operating | Agricultural operating | Collateralized Loan Obligations | Other Assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	1,735
Residential Mortgage | Residential mortgage
Accounts, Notes, Loans and Financing Receivable [Line Items]
Without an Allowance	787
Allowance Allocation	1,029	1,253
Residential Mortgage | Residential mortgage | Collateralized Loan Obligations
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	3,252
Without an Allowance	2,877
With an Allowance	375
Allowance Allocation	80
Residential Mortgage | Residential mortgage | Collateralized Loan Obligations | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	3,252
Residential Mortgage | Residential mortgage | Collateralized Loan Obligations | Other Assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	0
Residential Mortgage | Purchased HELOC loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Without an Allowance	0
Allowance Allocation	0	0
Residential Mortgage | Purchased HELOC loans | Collateralized Loan Obligations
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	0
Without an Allowance	0
With an Allowance	0
Allowance Allocation	0
Residential Mortgage | Purchased HELOC loans | Collateralized Loan Obligations | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	0
Residential Mortgage | Purchased HELOC loans | Collateralized Loan Obligations | Other Assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	0
Consumer Installment | Originated indirect paper
Accounts, Notes, Loans and Financing Receivable [Line Items]
Without an Allowance	27
Allowance Allocation	27	27
Consumer Installment | Originated indirect paper | Collateralized Loan Obligations
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	41
Without an Allowance	41
With an Allowance	0
Allowance Allocation	0
Consumer Installment | Originated indirect paper | Collateralized Loan Obligations | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	0
Consumer Installment | Originated indirect paper | Collateralized Loan Obligations | Other Assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	41
Consumer Installment | Other consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Without an Allowance	2
Allowance Allocation	2	$ 4
Consumer Installment | Other consumer | Collateralized Loan Obligations
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	10
Without an Allowance	10
With an Allowance	0
Allowance Allocation	0
Consumer Installment | Other consumer | Collateralized Loan Obligations | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	0
Consumer Installment | Other consumer | Collateralized Loan Obligations | Other Assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	$ 10

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+ References

No definition available.

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- Definition

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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 16
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-Publisher FASB
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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-Section 50
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-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-16

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name Regulation S-K (SK)
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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