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INVESTMENT SECURITIES (Schedule of amortized cost and fair value of securities held-to-maturity) (Details) - USD ($) $ in Thousands | Sep. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Schedule of Held-to-maturity Securities |  |
Amortized Cost | $ 438,445 | $ 468,860
Total Securities | 386,200 | 404,300
Held-to-maturity Securities |  |
Schedule of Held-to-maturity Securities |  |
Amortized Cost | 438,445 | 468,860
Gross Unrealized/Unrecognized Gains |  | 0
Gross Unrealized/Unrecognized Losses | (52,242) | (64,608)
Total Securities | 386,203 | 404,252
Held-to-maturity Securities | US Treasury Securities |  |
Schedule of Held-to-maturity Securities |  |
Amortized Cost | 29,927 | 29,895
Gross Unrealized/Unrecognized Gains |  | 0
Gross Unrealized/Unrecognized Losses | (617) | (1,412)
Total Securities | 29,310 | 28,483
Held-to-maturity Securities | U.S. State and Municipal securities |  |
Schedule of Held-to-maturity Securities |  |
Amortized Cost | 15,383 | 15,569
Gross Unrealized/Unrecognized Gains |  | 0
Gross Unrealized/Unrecognized Losses | (1,535) | (1,574)
Total Securities | 13,848 | 13,995
Held-to-maturity Securities | Residential MBS |  |
Schedule of Held-to-maturity Securities |  |
Amortized Cost | 385,062 | 415,306
Gross Unrealized/Unrecognized Gains |  | 0
Gross Unrealized/Unrecognized Losses | (49,293) | (60,556)
Total Securities | 335,769 | 354,750
Held-to-maturity Securities | Commercial MBS |  |
Schedule of Held-to-maturity Securities |  |
Amortized Cost | 8,073 | 8,090
Gross Unrealized/Unrecognized Gains |  | 0
Gross Unrealized/Unrecognized Losses | (797) | (1,066)
Total Securities | $ 7,276 | $ 7,024

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