REVENUE FROM CONTRACTS WITH CUSTOMERS (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2025	Mar. 31, 2024
Disaggregation of Revenue [Line Items]
Noninterest income - out-of-scope of Topic 606	$ 3,326	$ 23,793
Total noninterest income	17,763	37,841
Trust management/administration fees
Disaggregation of Revenue [Line Items]
Revenue	6,444	6,267
Investment advisory and brokerage fees
Disaggregation of Revenue [Line Items]
Revenue	483	423
Other
Disaggregation of Revenue [Line Items]
Revenue	423	442
Nonsufficient fund fees
Disaggregation of Revenue [Line Items]
Revenue	1,953	1,822
Other
Disaggregation of Revenue [Line Items]
Revenue	1,352	1,294
Interchange revenues
Disaggregation of Revenue [Line Items]
Revenue	3,151	3,358
Merchant services revenue
Disaggregation of Revenue [Line Items]
Revenue	338	344
Other
Disaggregation of Revenue [Line Items]
Revenue	$ 293	$ 98

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