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LOAN SERVICING ACTIVITIES - Narrative (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
LOAN SERVICING ACTIVITIES |  |
Bank held borrowers' escrow balances | $ 1,300 | $ 1,300
Fair value of SRAs | $ 3,000 | $ 3,400
Weighted average default rate | 0.62 | 0.67
Total loans, net of fair value hedge basis point adjustments | $ 10,871,943 | $ 10,773,428
Real estate and C&I loans |  |
LOAN SERVICING ACTIVITIES |  |
Total loans, net of fair value hedge basis point adjustments | $ 329,100 | $ 346,100
Minimum [Member] |  |
LOAN SERVICING ACTIVITIES |  |
Discount rates | 10.00% | 10.00%
Prepayment speeds | 6.10% | 6.50%
Maximum [Member] |  |
LOAN SERVICING ACTIVITIES |  |
Discount rates | 13.90% | 14.50%
Prepayment speeds | 12.30% | 12.20%

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