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BORROWINGS - Schedule of Short-Term borrowings (Details) | 12 Months Ended
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Dec. 31, 2023 USD ($) | Dec. 31, 2022 USD ($) note
Short-term borrowings |  |
Total short-term debt | $ 12,000,000 | $ 351,054,000
FHLB, weighted average interest rate | 3.26% | 1.91%
Debt weighted average maturity period |  | 5 days
Federal funds purchased | $ 0 | $ 0
FHLB advances maturing in less than one year from date of origination, and the current portion of long-term FHLB advances due within 12 months |  |
Short-term borrowings |  |
Total short-term debt | 0 | 339,054,000
Term Loan, current portion due within 12 months |  |
Short-term borrowings |  |
Total short-term debt | $ 12,000,000 | $ 12,000,000
Federal Home Loan Bank Certificates and Obligations (FHLB) |  |
Short-term borrowings |  |
Number of FHLB notes | note |  | 4
FHLB, weighted average interest rate |  | 4.28%
Minimum |  |
Short-term borrowings |  |
Short-term borrowings, mature period | 1 day |
Maximum |  |
Short-term borrowings |  |
Short-term borrowings, mature period | 90 days |

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