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LOANS AND ALLOWANCE FOR CREDIT LOSSES - Collateral Dependent Loans (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Accounts, Notes, Loans and Financing Receivable [Line Items]
Without an Allowance	$ 5,263	$ 12,520
Allowance Allocation	15,614	13,168
Collateralized Loan Obligations
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	23,358	21,021
Without an Allowance	10,282	17,459
With an Allowance	13,076	3,562
Allowance Allocation	1,854	455
Collateralized Loan Obligations | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	20,574	18,395
Collateralized Loan Obligations | Other Assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	2,784	2,626
Commercial/Agricultural Real Estate | Commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Without an Allowance	4,390	4,374
Allowance Allocation	4,592	4,594
Commercial/Agricultural Real Estate | Commercial real estate | Collateralized Loan Obligations
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	9,038	9,004
Without an Allowance	6,799	6,597
With an Allowance	2,239	2,407
Allowance Allocation	363	258
Commercial/Agricultural Real Estate | Commercial real estate | Collateralized Loan Obligations | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	9,038	9,004
Commercial/Agricultural Real Estate | Commercial real estate | Collateralized Loan Obligations | Other Assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	0	0
Commercial/Agricultural Real Estate | Agricultural real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Without an Allowance	22	6,020
Allowance Allocation	220	6,222
Commercial/Agricultural Real Estate | Agricultural real estate | Collateralized Loan Obligations
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	220	6,222
Without an Allowance	23	6,020
With an Allowance	197	202
Allowance Allocation	99	99
Commercial/Agricultural Real Estate | Agricultural real estate | Collateralized Loan Obligations | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	220	6,222
Commercial/Agricultural Real Estate | Agricultural real estate | Collateralized Loan Obligations | Other Assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	0	0
Commercial/Agricultural Real Estate | Multi-family real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Without an Allowance	0
Allowance Allocation	8,970
Commercial/Agricultural Real Estate | Multi-family real estate | Collateralized Loan Obligations
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	8,970
Without an Allowance	0
With an Allowance	8,970
Allowance Allocation	934
Commercial/Agricultural Real Estate | Multi-family real estate | Collateralized Loan Obligations | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	8,970
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		103
Allowance Allocation		103
Commercial/Agricultural Real Estate | Construction and land development | Collateralized Loan Obligations
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type		103
Without an Allowance		103
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		103
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	331	564
Allowance Allocation	1,312	597
C&I/Agricultural operating: | Commercial and industrial | Collateralized Loan Obligations
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	2,752	1,806
Without an Allowance	1,082	1,146
With an Allowance	1,670	660
Allowance Allocation	458	49
C&I/Agricultural operating: | Commercial and industrial | Collateralized Loan Obligations | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	0	0
C&I/Agricultural operating: | Commercial and industrial | Collateralized Loan Obligations | Other Assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	2,752	1,806
C&I/Agricultural operating: | Agricultural operating
Accounts, Notes, Loans and Financing Receivable [Line Items]
Without an Allowance		793
Allowance Allocation		793
C&I/Agricultural operating: | Agricultural operating | Collateralized Loan Obligations
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	0	793
Without an Allowance	0	793
With an Allowance	0	0
Allowance Allocation	0	0
C&I/Agricultural operating: | Agricultural operating | Collateralized Loan Obligations | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	0	0
C&I/Agricultural operating: | Agricultural operating | Collateralized Loan Obligations | Other Assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	0	793
Residential mortgage: | Residential mortgage
Accounts, Notes, Loans and Financing Receivable [Line Items]
Without an Allowance	403	548
Allowance Allocation	403	741
Residential mortgage: | Residential mortgage | Collateralized Loan Obligations
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	2,346	3,066
Without an Allowance	2,346	2,773
With an Allowance	0	293
Allowance Allocation	0	49
Residential mortgage: | Residential mortgage | Collateralized Loan Obligations | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	2,346	3,066
Residential mortgage: | Residential mortgage | Collateralized Loan Obligations | Other Assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	0	0
Consumer installment: | Originated indirect paper
Accounts, Notes, Loans and Financing Receivable [Line Items]
Without an Allowance		1
Allowance Allocation		1
Consumer installment: | Originated indirect paper | Collateralized Loan Obligations
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	29	25
Without an Allowance	29	25
With an Allowance	0	0
Allowance Allocation	0	0
Consumer installment: | Originated indirect paper | Collateralized Loan Obligations | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	0	0
Consumer installment: | Originated indirect paper | Collateralized Loan Obligations | Other Assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	29	25
Consumer installment: | Other consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Without an Allowance	0
Allowance Allocation	0
Consumer installment: | Other consumer | Collateralized Loan Obligations
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	3	2
Without an Allowance	3	2
With an Allowance	0	0
Allowance Allocation	0	0
Consumer installment: | Other consumer | Collateralized Loan Obligations | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	0	0
Consumer installment: | Other consumer | Collateralized Loan Obligations | Other Assets
Accounts, Notes, Loans and Financing Receivable [Line Items]
Collateral Type	$ 3	$ 2

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+ References

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+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 20
-Name Accounting Standards Codification
-Section 40
-Paragraph 7
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481628/310-20-40-7

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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
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-Name Accounting Standards Codification
-Section 50
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-Publisher FASB
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