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LOANS AND ALLOWANCE FOR CREDIT LOSSES - Loan Summary (Details) - USD ($) $ in Thousands | Mar. 31, 2025 | Dec. 31, 2024 | Mar. 31, 2024 | Dec. 31, 2023
--- | --- | --- | --- | ---
Loans receivable, net |  |  |  |
Loans | $ 10,421,141 | $ 10,432,365 |  |
Allowance for credit losses | (82,840) | (79,114) | $ (70,091) |
Loans, net of allowance for credit losses | 10,338,301 | 10,353,251 |  |
CRE - multifamily |  |  |  |
Loans receivable, net |  |  |  |
Loans | 801,785 | 724,114 |  |
CRE - owner occupied |  |  |  |
Loans receivable, net |  |  |  |
Loans | 858,521 | 864,783 |  |
CRE - non-owner occupied |  |  |  |
Loans receivable, net |  |  |  |
Loans | 1,700,913 | 1,775,099 |  |
Commercial & industrial and other business loans |  |  |  |
Loans receivable, net |  |  |  |
Loans | 1,178,783 | 1,141,182 |  |
Consumer mortgage |  |  |  |
Loans receivable, net |  |  |  |
Loans | 3,504,151 | 3,489,780 |  |
Consumer indirect |  |  |  |
Loans receivable, net |  |  |  |
Loans | 1,707,938 | 1,767,655 |  |
Consumer direct |  |  |  |
Loans receivable, net |  |  |  |
Loans | 187,802 | 192,327 |  |
Home equity |  |  |  |
Loans receivable, net |  |  |  |
Loans | 481,248 | 477,425 |  |
Commercial Portfolio Segment | CRE - multifamily |  |  |  |
Loans receivable, net |  |  |  |
Loans | 801,785 | 724,114 |  |
Commercial Portfolio Segment | CRE - owner occupied |  |  |  |
Loans receivable, net |  |  |  |
Loans | 858,521 | 864,783 |  |
Commercial Portfolio Segment | CRE - non-owner occupied |  |  |  |
Loans receivable, net |  |  |  |
Loans | 1,700,913 | 1,775,099 |  |
Commercial Portfolio Segment | Commercial & industrial and other business loans |  |  |  |
Loans receivable, net |  |  |  |
Loans | 1,178,783 | 1,141,182 |  |
Residential Portfolio Segment | Consumer mortgage |  |  |  |
Loans receivable, net |  |  |  |
Loans | 3,504,151 | 3,489,780 |  |
Allowance for credit losses | (13,679) | (15,017) | (14,490) | $ (15,333)
Residential Portfolio Segment | Home equity |  |  |  |
Loans receivable, net |  |  |  |
Allowance for credit losses | (1,394) | (1,548) | (1,581) | (1,628)
Consumer Portfolio Segment | Consumer indirect |  |  |  |
Loans receivable, net |  |  |  |
Loans | 1,707,938 | 1,767,655 |  |
Allowance for credit losses | (19,746) | (20,895) | (20,294) | (18,585)
Consumer Portfolio Segment | Consumer direct |  |  |  |
Loans receivable, net |  |  |  |
Loans | 187,802 | 192,327 |  |
Allowance for credit losses | (4,033) | (3,453) | $ (3,355) | $ (3,269)
Consumer Portfolio Segment | Home equity |  |  |  |
Loans receivable, net |  |  |  |
Loans | $ 481,248 | $ 477,425 |  |

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