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LOANS AND CREDIT QUALITY - Loan Modifications (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023
Consumer loans | Single family | Significant Payment Delay |  |  |  |
Financing Receivable, Modified [Line Items] |  |  |  |
Amortized Cost Basis at Period End | $ 0 | $ 847 | $ 0 | $ 847
% of Total Class of Financing Receivable | 0.00% | 0.08% | 0.00% | 0.08%
Consumer loans | Single family | Term Extension |  |  |  |
Financing Receivable, Modified [Line Items] |  |  |  |
Amortized Cost Basis at Period End | $ 0 | $ 273 | $ 0 | $ 273
% of Total Class of Financing Receivable | 0.00% | 0.02% | 0.00% | 0.02%
Consumer loans | Single family | Significant Payment Delay and Term Extension |  |  |  |
Financing Receivable, Modified [Line Items] |  |  |  |
Amortized Cost Basis at Period End | $ 1,226 | $ 1,167 | $ 2,399 | $ 2,284
% of Total Class of Financing Receivable | 0.11% | 0.11% | 0.21% | 0.21%
Consumer loans | Single family | Interest Rate Reduction, Significant Payment Delay and Term Extension |  |  |  |
Financing Receivable, Modified [Line Items] |  |  |  |
Amortized Cost Basis at Period End | $ 0 | $ 0 | $ 0 | $ 192
% of Total Class of Financing Receivable | 0.00% | 0.00% | 0.00% | 0.02%
Consumer loans | Single family | Significant Payment Delay |  |  |  |
Financing Receivable, Modified [Line Items] |  |  |  |
Weighted average percent of loan balances capitalized and added to term of loan | 2.16% | 1.08% | 0.80% | 0.48%
Consumer loans | Single family | Interest Rate Reduction |  |  |  |
Financing Receivable, Modified [Line Items] |  |  |  |
Weighted average contractual interest rate, after modification |  |  |  | 5.00%
Weighted average contractual interest rate, before modification |  |  |  | 5.25%
Commercial loans, adjusted for credit analysis | Multifamily | Significant Payment Delay |  |  |  |
Financing Receivable, Modified [Line Items] |  |  |  |
Amortized Cost Basis at Period End | $ 1,915 | $ 0 | $ 1,915 | $ 0
% of Total Class of Financing Receivable | 0.05% | 0.00% | 0.05% | 0.00%
Commercial loans, adjusted for credit analysis | Non-owner occupied CRE | Significant Payment Delay and Term Extension |  |  |  |
Financing Receivable, Modified [Line Items] |  |  |  |
Amortized Cost Basis at Period End | $ 0 | $ 16,440 | $ 0 | $ 16,440
% of Total Class of Financing Receivable | 0.00% | 2.60% | 0.00% | 2.60%
Commercial loans, adjusted for credit analysis | CRE construction | Significant Payment Delay and Term Extension |  |  |  |
Financing Receivable, Modified [Line Items] |  |  |  |
Amortized Cost Basis at Period End | $ 0 | $ 3,871 | $ 0 | $ 3,871
% of Total Class of Financing Receivable | 0.00% | 0.68% | 0.00% | 0.68%
Commercial loans, adjusted for credit analysis | Commercial business | Significant Payment Delay |  |  |  |
Financing Receivable, Modified [Line Items] |  |  |  |
Amortized Cost Basis at Period End | $ 0 | $ 0 | $ 90 | $ 0
% of Total Class of Financing Receivable | 0.00% | 0.00% | 0.03% | 0.00%
Commercial loans, adjusted for credit analysis | Commercial business | Term Extension |  |  |  |
Financing Receivable, Modified [Line Items] |  |  |  |
Amortized Cost Basis at Period End | $ 2 | $ 9,663 | $ 1,152 | $ 10,396
% of Total Class of Financing Receivable | 0.00% | 2.51% | 0.33% | 2.70%

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