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BUSINESS SEGMENTS (Narrative) (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022 | Dec. 31, 2022
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |  |
Net interest income | $ 141,787 | $ 126,510 | $ 417,328 | $ 346,798 |
Time Deposits | 1,430,433 |  | 1,430,433 |  | $ 1,163,641
Eliminations |  |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |  |
Net interest income | 0 | 0 | 0 | 0 |
Eliminations | Treasury |  |  |  |  |
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |  |  |  |
Time Deposits | $ 308,900 | $ 467,000 | $ 308,900 | $ 467,000 |

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