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INVESTMENT SECURITIES - Weighted Average Yield (Details) - USD ($) $ in Thousands | Sep. 30, 2023 | Dec. 31, 2022
--- | --- | ---
AFS |  |
Fair value | $ 1,270,654 | $ 1,378,774
Total |  |
AFS |  |
Due within one year, Fair value | $ 22,871 | $ 10,485
Weighted Average Yield, due within one year | 4.64% | 4.74%
Due in one through five years, Fair value | $ 59,535 | $ 35,979
Weighted Average Yield, due after one year through five years | 4.48% | 4.69%
Due after five years through ten years, Fair value | $ 96,858 | $ 86,514
Weighted Average Yield, due after five years through ten years | 2.82% | 2.97%
Due after 10 years, Fair value | $ 322,550 | $ 368,927
Weighted Average Yield, due after ten years | 2.50% | 2.83%
Fair value | $ 501,814 | $ 501,905
Weighted Average Yield, Total | 2.85% | 3.01%
Municipal bonds |  |
AFS |  |
Due within one year, Fair value | $ 0 | $ 0
Weighted Average Yield, due within one year | 0.00% | 0.00%
Due in one through five years, Fair value | $ 5,669 | $ 3,644
Weighted Average Yield, due after one year through five years | 1.78% | 1.96%
Due after five years through ten years, Fair value | $ 53,217 | $ 38,977
Weighted Average Yield, due after five years through ten years | 3.00% | 3.04%
Due after 10 years, Fair value | $ 319,412 | $ 368,927
Weighted Average Yield, due after ten years | 2.51% | 2.83%
Fair value | $ 378,298 | $ 411,548
Weighted Average Yield, Total | 2.56% | 2.84%
HTM |  |
Due within one year, Fair value | $ 0 | $ 0
Weighted Average Yield, due within one year | 0.00% | 0.00%
Due in one through five years, Fair value | $ 2,293 | $ 2,385
Weighted Average Yield, due after one year through five years | 1.79% | 2.04%
Due after five years through ten years, Fair value | $ 0 | $ 0
Weighted Average Yield, due after five years through ten years | 0.00% | 0.00%
Due after ten years, Fair value | $ 0 | $ 0
Weighted Average Yield, due after ten years | 0.00% | 0.00%
Fair Value | $ 2,293 | $ 2,385
Weighted Average Yield, Total | 1.79% | 2.04%
Corporate debt securities |  |
AFS |  |
Due within one year, Fair value | $ 4,441 | $ 0
Weighted Average Yield, due within one year | 3.51% | 0.00%
Due in one through five years, Fair value | $ 13,600 | $ 15,342
Weighted Average Yield, due after one year through five years | 5.26% | 5.13%
Due after five years through ten years, Fair value | $ 20,927 | $ 27,603
Weighted Average Yield, due after five years through ten years | 3.80% | 4.25%
Due after 10 years, Fair value | $ 0 | $ 0
Weighted Average Yield, due after ten years | 0.00% | 0.00%
Fair value | $ 38,968 | $ 42,945
Weighted Average Yield, Total | 4.25% | 4.54%
U.S. Treasury securities |  |
AFS |  |
Due within one year, Fair value | $ 0 | $ 0
Weighted Average Yield, due within one year | 0.00% | 0.00%
Due in one through five years, Fair value | $ 4,618 | $ 0
Weighted Average Yield, due after one year through five years | 1.14% | 0.00%
Due after five years through ten years, Fair value | $ 14,827 | $ 19,934
Weighted Average Yield, due after five years through ten years | 1.08% | 1.11%
Due after 10 years, Fair value | $ 0 | $ 0
Weighted Average Yield, due after ten years | 0.00% | 0.00%
Fair value | $ 19,445 | $ 19,934
Weighted Average Yield, Total | 1.10% | 1.11%
Agency debentures |  |
AFS |  |
Due within one year, Fair value | $ 18,430 | $ 10,485
Weighted Average Yield, due within one year | 4.91% | 4.74%
Due in one through five years, Fair value | $ 35,648 | $ 16,993
Weighted Average Yield, due after one year through five years | 5.13% | 4.94%
Due after five years through ten years, Fair value | $ 7,887 | $ 0
Weighted Average Yield, due after five years through ten years | 2.09% | 0.00%
Due after 10 years, Fair value | $ 3,138 | $ 0
Weighted Average Yield, due after ten years | 1.95% | 0.00%
Fair value | $ 65,103 | $ 27,478
Weighted Average Yield, Total | 4.49% | 4.86%

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