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SECURITIES (Securities Debt Maturities) (Details) - USD ($) $ in Thousands | Jun. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Investments, Debt and Equity Securities [Abstract] |  |
Trading Securities, Amortized Cost, Maturing in one year or less | $ 0 |
Trading Securities, Amortized Cost, Maturing after one year through five years | 0 |
Trading Securities, Amortized Cost, Maturing after five years through ten years | 0 |
Debt Securities, Trading, Debt Maturities, After Year Ten, Amortized Cost Basis | 27,203 |
Debt Securities, Trading, Amortized Cost | 27,203 | $ 27,203
Trading Securities, Fair Value, Maturing in one year or less | 0 |
Trading Securities, Fair Value, Maturing after one year through five years | 0 |
Trading Securities, Fair Value, Maturing after five years through ten years | 0 |
Debt Securities, Trading, Debt Maturities, After Year Ten, Fair Value | 25,659 |
Trading Securities, Fair Value | 25,659 | 28,694
Available-for-sale Securities, Amortized Cost, Maturing in one year or less | 719 |
Available-for-sale Securities, Amortized Cost, Maturing after one year through five years | 158,285 |
Available-for-sale Securities, Amortized Cost, Maturing after five years through ten years | 416,915 |
Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year 10 | 2,303,260 |
Debt Securities, Available-for-sale, Amortized Cost | 2,879,179 | 3,218,777
Available-for-sale Securities, Fair Value, Maturing in one year or less | 716 |
Available-for-sale Securities, Fair Value, Maturing after one year through five years | 143,916 |
Available-for-sale Securities, Fair Value, Maturing after five years through ten years | 364,317 |
Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 10 | 1,957,011 |
Debt Securities, Available-for-sale | 2,465,960 |
Held-to-maturity Securities, Amortized Cost, Maturing in one year or less | 21,769 |
Held-to-maturity Securities, Amortized Cost, Maturing after one year through five years | 21,090 |
Held-to-maturity Securities, Amortized Cost, Maturing after five years through ten years | 26,732 |
Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss, Maturity, Allocated and Single Maturity Date, after Year 10 | 1,029,334 |
Held-to-maturity Securities, Amortized Cost | 1,098,925 | 1,117,967
Held-to-maturity Securities, Fair Value, Maturing in one year or less | 21,243 |
Held-to-maturity Securities, Fair Value, Maturing after one year through five years | 20,352 |
Held-to-maturity Securities, Fair Value, Maturing after five years through ten years | 25,554 |
Debt Securities, Held-to-Maturity, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 10 | 865,967 |
Debt Securities, Held-to-maturity, Fair Value | $ 933,116 | $ 942,180

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