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LOANS AND CREDIT QUALITY - Loan Modifications (Details) - USD ($) $ in Thousands | 3 Months Ended
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Mar. 31, 2024 | Mar. 31, 2023
Consumer loans | Single family | Significant Payment Delay and Term Extension |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Amortized Cost Basis at Period End | $ 1,156 | $ 179
% of Total Class of Financing Receivable | 0.10% | 0.02%
Commercial loans, adjusted for credit analysis | Non-owner occupied CRE | Term Extension |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Amortized Cost Basis at Period End | $ 560 | $ 0
% of Total Class of Financing Receivable | 0.09% | 0.00%
Commercial loans, adjusted for credit analysis | Commercial business | Significant Payment Delay |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Amortized Cost Basis at Period End | $ 103 | $ 0
% of Total Class of Financing Receivable | 0.03% | 0.00%
Commercial loans, adjusted for credit analysis | Commercial business | Term Extension |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Amortized Cost Basis at Period End | $ 3,555 | $ 0
% of Total Class of Financing Receivable | 0.92% | 0.00%

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