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INVESTMENT SECURITIES - Additional Information (Details) - USD ($) $ in Millions | 6 Months Ended |
--- | --- | ---
Jun. 30, 2025 | Dec. 31, 2024
Investment Securities Pledged as Collateral |  |
Accrued interest and fees receivable | $ 6.0 |
Investment securities pledged to collateralize certain deposits and borrowings | $ 2,330.0 | $ 2,270.0
Percentage of first half of subscription on FRB stock | 0.50% |
Percentage of remaining half of subscription on FRB stock | 0.50% |
U.S. Treasury and agency securities | Securities Sold under Agreements to Repurchase |  |
Investment Securities Pledged as Collateral |  |
Investment securities pledged to collateralize certain deposits and borrowings | $ 373.8 | $ 362.1

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