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LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES - Schedule of Recorded Investment in Residential, Consumer and Credit Card Loans Based on Payment Activity (Details) - USD ($) $ in Thousands | Sep. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans receivable | $ 6,468,196 | $ 4,608,956
1-4 Family Construction |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans receivable | 47,631 | 26,431
Home equity lines of credit |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans receivable | 230,440 | 166,327
Residential Mortgages secured by first liens |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans receivable | 1,733,513 | 1,012,746
Residential Mortgages secured by junior liens |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans receivable | 139,783 | 106,462
Other revolving credit plans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans receivable | 43,666 | 41,095
Automobile |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans receivable | 18,459 | 20,961
Other consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans receivable | 52,456 | 53,821
Performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans receivable | 2,252,824 | 1,416,673
Performing | 1-4 Family Construction |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans receivable | 47,631 | 26,431
Performing | Home equity lines of credit |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans receivable | 228,782 | 165,490
Performing | Residential Mortgages secured by first liens |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans receivable | 1,723,230 | 1,003,653
Performing | Residential Mortgages secured by junior liens |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans receivable | 139,414 | 106,191
Performing | Other revolving credit plans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans receivable | 43,635 | 40,941
Performing | Automobile |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans receivable | 18,395 | 20,895
Performing | Other consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans receivable | 51,737 | 53,072
Nonperforming |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans receivable | 13,124 | 11,170
Nonperforming | 1-4 Family Construction |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans receivable | 0 | 0
Nonperforming | Home equity lines of credit |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans receivable | 1,658 | 837
Nonperforming | Residential Mortgages secured by first liens |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans receivable | 10,283 | 9,093
Nonperforming | Residential Mortgages secured by junior liens |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans receivable | 369 | 271
Nonperforming | Other revolving credit plans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans receivable | 31 | 154
Nonperforming | Automobile |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans receivable | 64 | 66
Nonperforming | Other consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans receivable | 719 | 749
Total |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans receivable | 2,265,948 | 1,427,843
Total | 1-4 Family Construction |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans receivable | 47,631 | 26,431
Total | Home equity lines of credit |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans receivable | 230,440 | 166,327
Total | Residential Mortgages secured by first liens |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans receivable | 1,733,513 | 1,012,746
Total | Residential Mortgages secured by junior liens |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans receivable | 139,783 | 106,462
Total | Other revolving credit plans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans receivable | 43,666 | 41,095
Total | Automobile |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans receivable | 18,459 | 20,961
Total | Other consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans receivable | $ 52,456 | $ 53,821

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