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LOANS AND ALLOWANCE FOR CREDIT LOSSES - Narrative (Details) | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2025 USD ($) | Sep. 30, 2024 USD ($) | Sep. 30, 2025 USD ($) loan_segment | Sep. 30, 2024 USD ($) | Dec. 31, 2024 USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans held for sale | $ 23,190,000 |  | $ 23,190,000 |  | $ 18,663,000
Loans | 13,591,174,000 |  | 13,591,174,000 |  | 12,854,359,000
Interest income recognized on non-accrual loans | 0 | $ 0 | 0 | $ 0 |
Payment default |  |  | $ 5,000,000 | 2,900,000 |
Number of loan segments | loan_segment |  |  | 10 |  |
Allowance for credit losses (decrease) increase | (800,000) |  | $ 1,700,000 |  |
Net charge-offs | (5,100,000) |  | (12,400,000) |  |
Provision for credit losses | $ 4,300,000 | 5,000,000 | $ 14,100,000 | 31,500,000 |
Standby letters of credit usual term | 2 years |  | 2 years |  |
Off-balance sheet commitments | $ 18,000,000 |  | $ 18,000,000 |  | 18,000,000
Provision for credit losses - unfunded commitments | 0 | $ 0 | 0 | $ 0 |
Construction |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans | 789,021,000 |  | 789,021,000 |  | 792,144,000
Commercial real estate, owner occupied |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans | 1,232,117,000 |  | 1,232,117,000 |  | 1,157,944,000
Commercial and industrial loans |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans | 4,604,895,000 |  | 4,604,895,000 |  | 4,114,292,000
Residential |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans | 2,412,783,000 |  | 2,412,783,000 |  | 2,374,729,000
Commercial real estate, non-owner occupied |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans | 2,304,889,000 |  | 2,304,889,000 |  | 2,274,016,000
Allowance on Collateral Dependent Loans |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Increase (decrease) in individually evaluated for impairment |  |  | (3,400,000) |  |
Increase (decrease) allowance for credit loss, recovery |  |  | 2,700,000 |  |
Allowance on Collateral Dependent Loans | Construction |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Increase (decrease) in individually evaluated for impairment |  |  | (9,800,000) |  |
Allowance on Collateral Dependent Loans | Commercial and industrial loans |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Increase (decrease) in individually evaluated for impairment |  |  | 13,600,000 |  |
Increase (decrease) allowance for credit loss, recovery |  |  | 2,800,000 |  |
Allowance on Collateral Dependent Loans | Commercial real estate, non-owner occupied |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Increase (decrease) in individually evaluated for impairment |  |  | (6,200,000) |  |
Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans | 156,400,000 |  | 156,400,000 |  | 116,200,000
Increase (decrease) in past due loans |  |  | 40,200,000 |  |
30-59 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans | 83,468,000 |  | 83,468,000 |  | 35,773,000
Increase (decrease) in past due loans |  |  | 47,700,000 |  |
30-59 Days Past Due | Construction |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans | 47,341,000 |  | 47,341,000 |  | 4,332,000
Increase (decrease) in past due loans |  |  | 43,000,000 |  |
30-59 Days Past Due | Commercial real estate, owner occupied |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans | 9,037,000 |  | 9,037,000 |  | 3,783,000
Increase (decrease) in past due loans |  |  | 5,300,000 |  |
30-59 Days Past Due | Commercial and industrial loans |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans | 1,848,000 |  | 1,848,000 |  | 7,428,000
30-59 Days Past Due | Residential |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans | 13,926,000 |  | 13,926,000 |  | 12,302,000
30-59 Days Past Due | Commercial real estate, non-owner occupied |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans | 5,727,000 |  | 5,727,000 |  | 2,407,000
60-89 Days Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans | 24,468,000 |  | 24,468,000 |  | 32,581,000
Increase (decrease) in past due loans |  |  | (8,100,000) |  |
60-89 Days Past Due | Construction |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans | 0 |  | 0 |  | 22,005,000
Increase (decrease) in past due loans |  |  | (22,000,000) |  |
60-89 Days Past Due | Commercial real estate, owner occupied |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans | 564,000 |  | 564,000 |  | 0
60-89 Days Past Due | Commercial and industrial loans |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans | 5,488,000 |  | 5,488,000 |  | 473,000
Increase (decrease) in past due loans |  |  | 5,000,000 |  |
60-89 Days Past Due | Residential |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans | 11,279,000 |  | 11,279,000 |  | 6,606,000
Increase (decrease) in past due loans |  |  | 4,700,000 |  |
60-89 Days Past Due | Commercial real estate, non-owner occupied |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans | 4,907,000 |  | 4,907,000 |  | 1,718,000
Increase (decrease) in past due loans |  |  | 3,200,000 |  |
90 Days or More Past Due |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans | 48,448,000 |  | 48,448,000 |  | 47,809,000
Increase (decrease) in past due loans |  |  | 600,000 |  |
90 Days or More Past Due | Construction |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans | 12,922,000 |  | 12,922,000 |  | 3,988,000
Increase (decrease) in past due loans |  |  | 8,900,000 |  |
90 Days or More Past Due | Commercial real estate, owner occupied |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans | 5,740,000 |  | 5,740,000 |  | 300,000
Increase (decrease) in past due loans |  |  | 5,400,000 |  |
90 Days or More Past Due | Commercial and industrial loans |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans | 5,850,000 |  | 5,850,000 |  | 9,786,000
Increase (decrease) in past due loans |  |  | (3,900,000) |  |
90 Days or More Past Due | Residential |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans | 18,737,000 |  | 18,737,000 |  | 18,819,000
90 Days or More Past Due | Commercial real estate, non-owner occupied |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans | $ 1,901,000 |  | 1,901,000 |  | $ 10,342,000
Increase (decrease) in past due loans |  |  | $ (8,400,000) |  |

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