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SECURITIES (Schedule of Carrying Value, Gross Unrealized Gains and Losses and Estimated Fair Value of Securities) (Details) - USD ($) $ in Thousands | Sep. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Schedule of Held-to-maturity Securities [Line Items] |  |
Total HTM Securities | $ 843,269 | $ 847,732
Gross Unrealized Gains | 49 | 2,218
Gross Unrealized Losses | (81,272) | (48,063)
Held-to-maturity Securities, Fair Value | 762,046 | 801,887
U.S. government and agency securities |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Total HTM Securities | 0 | 687
Gross Unrealized Gains |  | 0
Gross Unrealized Losses |  | (56)
Held-to-maturity Securities, Fair Value |  | 631
Obligations of states and political subdivisions |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Total HTM Securities | 700,400 | 705,990
Gross Unrealized Gains | 49 | 2,218
Gross Unrealized Losses | (64,625) | (35,957)
Held-to-maturity Securities, Fair Value | 635,824 | 672,251
Corporate and other bonds |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Total HTM Securities | 4,536 | 5,159
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | (170) | (10)
Held-to-maturity Securities, Fair Value | 4,366 | 5,149
Mortgage-backed securities |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Total HTM Securities | 138,333 | 135,896
Commercial |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Total HTM Securities | 52,498 | 42,761
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | (7,692) | (4,999)
Held-to-maturity Securities, Fair Value | 44,806 | 37,762
Residential |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Total HTM Securities | 85,835 | 93,135
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | (8,785) | (7,041)
Held-to-maturity Securities, Fair Value | 77,050 | 86,094
Agency | Commercial |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Total HTM Securities | 27,568 | 29,025
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | (6,788) | (4,873)
Held-to-maturity Securities, Fair Value | 20,780 | 24,152
Agency | Residential |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Total HTM Securities | 40,992 | 42,699
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | (7,865) | (6,427)
Held-to-maturity Securities, Fair Value | 33,127 | 36,272
Non-agency | Commercial |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Total HTM Securities | 24,930 | 13,736
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | (904) | (126)
Held-to-maturity Securities, Fair Value | 24,026 | 13,610
Non-agency | Residential |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Total HTM Securities | 44,843 | 50,436
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | (920) | (614)
Held-to-maturity Securities, Fair Value | $ 43,923 | $ 49,822

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