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INVESTMENT SECURITIES (Schedule of amortized cost and fair value of securities held-to-maturity) (Details) - USD ($) $ in Thousands | Mar. 31, 2025 | Dec. 31, 2024
--- | --- | ---
Schedule of Held-to-maturity Securities |  |
Amortized Cost | $ 398,973 | $ 428,557
Investment securities held-to-maturity, at fair value | 343,800 | 366,700
Held-to-maturity Securities |  |
Schedule of Held-to-maturity Securities |  |
Amortized Cost | 398,973 | 428,557
Gross Unrealized/Unrecognized Losses | (55,139) | (61,838)
Investment securities held-to-maturity, at fair value | 343,834 | 366,719
Held-to-maturity Securities | U.S. Treasury securities |  |
Schedule of Held-to-maturity Securities |  |
Amortized Cost | 9,950 | 29,938
Gross Unrealized/Unrecognized Losses | (224) | (410)
Investment securities held-to-maturity, at fair value | 9,726 | 29,528
Held-to-maturity Securities | U.S. State and Municipal securities |  |
Schedule of Held-to-maturity Securities |  |
Amortized Cost | 15,256 | 15,319
Gross Unrealized/Unrecognized Losses | (1,927) | (1,686)
Investment securities held-to-maturity, at fair value | 13,329 | 13,633
Held-to-maturity Securities | Residential MBS |  |
Schedule of Held-to-maturity Securities |  |
Amortized Cost | 365,704 | 375,232
Gross Unrealized/Unrecognized Losses | (52,212) | (58,866)
Investment securities held-to-maturity, at fair value | 313,492 | 316,366
Held-to-maturity Securities | Commercial MBS |  |
Schedule of Held-to-maturity Securities |  |
Amortized Cost | 8,063 | 8,068
Gross Unrealized/Unrecognized Losses | (776) | (876)
Investment securities held-to-maturity, at fair value | $ 7,287 | $ 7,192

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