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v3.26.1

LOANS AND LEASES - Additional Information (Details) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2026 USD ($) Loan | Dec. 31, 2025 USD ($)
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans amount | $ 6,432,392,000 | $ 6,251,972,000
Loans on nonaccrual status | 59,321,000 | 68,243,000
Loan receivable, validate risk ratings performed for large sample or new lending to existing relationships | 1,000,000 |
Loan receivable, validate risk ratings performed for criticized and classified rated borrowers with relationship exposure, value | 500,000 |
Loan receivable, validate risk ratings performed for new federal reserve board regulation "O" loan commitments, value | 1,000,000 |
Loan receivable validate risk ratings performed for leveraged loans, value | 1,000,000 |
Loan receivable validate risk ratings performed for no borrower with commitments, value | 500,000 |
Primary Residential Mortgages [Member] |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Financing receivable modified in period amount | 82,000 |
60 to 89 Days Past Due [Member] |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans amount | 40,747,000 | 10,564,000
Commercial Real Estate Portfolio Segment [Member] |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Financing receivable increase in special mention loans | 36,200,000 |
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans amount | 1,875,403,000 | 1,823,557,000
Loans on nonaccrual status | 13,377,000 | 22,641,000
Multifamily Loans [Member] |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Financing receivable modified in period amount | 1,200,000 |
Commercial and Industrial Loans [Member] |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Financing receivable modified in period amount | 2,300,000 |
Substandard [Member] |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans amount | 90,583,000 | 118,912,000
Financing receivable individually evaluated loan | 59,300,000 | 68,200,000
Substandard [Member] | Commercial Real Estate Portfolio Segment [Member] |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Financing receivable increase in special mention loans | 9,600,000 |
Substandard [Member] | Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans amount | $ 37,695,000 | $ 46,313,000
Substandard [Member] | Multifamily Loans [Member] |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Number of multifamily loans | Loan | 1 |
Minimum [Member] |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loan receivable, validate risk ratings performed for large sample of borrowers with relationship, value | $ 1,000,000 |
Maximum [Member] |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loan receivable, validate risk ratings performed for small sample of borrowers with relationship, value | $ 1,000,000 |

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