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LOANS AND CREDIT QUALITY - Loan Modifications with Subsequent Default, by Loan Modification (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2024 | Mar. 31, 2023
Commercial business | Commercial business | Significant Payment Delay |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Loan modifications with subsequent default | $ 0 |
Commercial business | Commercial business | Term Extension |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Loan modifications with subsequent default | 4,420 |
Commercial business | Commercial business | Extended Maturity and Interest Rate Reduction [Member] |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Loan modifications with subsequent default | 0 |
Commercial business | Commercial business | Significant Payment Delay and Term Extension |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Loan modifications with subsequent default | 0 |
Commercial business | Commercial business | Interest Rate Reduction, Significant Payment Delay and Term Extension |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Loan modifications with subsequent default | 0 |
Commercial business | Non-owner occupied CRE | Significant Payment Delay |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Loan modifications with subsequent default | 0 |
Commercial business | Non-owner occupied CRE | Term Extension |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Loan modifications with subsequent default | 0 |
Commercial business | Non-owner occupied CRE | Extended Maturity and Interest Rate Reduction [Member] |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Loan modifications with subsequent default | 0 |
Commercial business | Non-owner occupied CRE | Significant Payment Delay and Term Extension |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Loan modifications with subsequent default | 16,240 |
Commercial business | Non-owner occupied CRE | Interest Rate Reduction, Significant Payment Delay and Term Extension |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Loan modifications with subsequent default | 0 |
Commercial business | CRE construction | Significant Payment Delay |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Loan modifications with subsequent default | 0 |
Commercial business | CRE construction | Term Extension |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Loan modifications with subsequent default | 0 |
Commercial business | CRE construction | Extended Maturity and Interest Rate Reduction [Member] |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Loan modifications with subsequent default | 0 |
Commercial business | CRE construction | Significant Payment Delay and Term Extension |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Loan modifications with subsequent default | 3,824 |
Commercial business | CRE construction | Interest Rate Reduction, Significant Payment Delay and Term Extension |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Loan modifications with subsequent default | 0 |
Consumer loans | Significant Payment Delay |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Loan modifications with subsequent default | 241 |
Consumer loans | Term Extension |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Loan modifications with subsequent default | 4,420 |
Consumer loans | Extended Maturity and Interest Rate Reduction [Member] |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Loan modifications with subsequent default | 0 |
Consumer loans | Significant Payment Delay and Term Extension |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Loan modifications with subsequent default | 20,415 |
Consumer loans | Interest Rate Reduction, Significant Payment Delay and Term Extension |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Loan modifications with subsequent default | 0 |
Consumer loans | Single family | Significant Payment Delay |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Loan modifications with subsequent default | 241 | $ 0
Consumer loans | Single family | Term Extension |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Loan modifications with subsequent default | 0 | 0
Consumer loans | Single family | Extended Maturity and Interest Rate Reduction [Member] |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Loan modifications with subsequent default | 0 | 0
Consumer loans | Single family | Significant Payment Delay and Term Extension |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Loan modifications with subsequent default | 351 | 2,030
Consumer loans | Single family | Interest Rate Reduction, Significant Payment Delay and Term Extension |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Loan modifications with subsequent default | $ 0 | $ 623

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