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INVESTMENT SECURITIES - Additional Information (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2024 | Mar. 31, 2023 | Dec. 31, 2023
INVESTMENT SECURITIES |  |  |
Fair value of debt securities reported less than their historical cost | $ 458,800 |  | $ 456,900
Available sale of debt securities reported less than their historical cost percent of investment portfolio | 98.60% |  | 95.50%
Amortized Carrying Value | $ 193,366 |  | $ 195,023
Total fair value of held-to-maturity | 167,756 |  | $ 171,193
Available for sale securities sold | 0 | $ 0 |
Allowance for credit losses on securities | $ 0 |  |

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