SEGMENT INFORMATION - Reconciliation of the Reportable Segment Financial Information (Details) - Segment Reconciling Items [Member] - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
|
| Average assets: | ||
| Total average earning assets for segments | $ 18,265,542 | $ 18,311,327 |
| Average non-earning assets | 803,696 | 795,775 |
| Total consolidated average assets | $ 19,069,238 | $ 19,107,102 |