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INVESTMENT SECURITIES - Weighted Average Yield (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
AVAILABLE FOR SALE |  |
Fair value | $ 1,251,199 | $ 1,378,774
Municipal bonds |  |
AVAILABLE FOR SALE |  |
Due within one year or less, fair value | $ 0 | $ 0
Due in one year or less, weighted average yield | 0.00% | 0.00%
Due after one year through five years, fair value | $ 5,856 | $ 3,644
Due after one year through five years, weighted average yield | 1.84% | 1.96%
Due after five years through ten years, fair value | $ 60,775 | $ 38,977
Due after five years through ten years, weighted average yield | 3.36% | 3.04%
Due after ten years, fair value | $ 338,243 | $ 368,927
Due after ten years, weighted average yield | 3.01% | 2.83%
Fair value | $ 404,874 | $ 411,548
Weighted average yield | 3.04% | 2.84%
Held-to-maturity Securities |  |
Due within one year or less, fair value | $ 0 | $ 0
Due in one year or less, weighted average yield | 0.00% | 0.00%
Due after one year through five years, fair value | $ 2,331 | $ 2,385
Due after one year through five years, weighted average yield | 2.29% | 2.04%
Due after five years through ten years, fair value | $ 0 | $ 0
Due after five years through ten years, weighted average yield | 0.00% | 0.00%
Due after ten years, fair value | $ 0 | $ 0
Due after ten years, weighted average yield | 0.00% | 0.00%
Fair value | $ 2,331 | $ 2,385
Weighted average yield | 2.29% | 2.04%
Corporate debt securities |  |
AVAILABLE FOR SALE |  |
Due within one year or less, fair value | $ 4,425 | $ 0
Due in one year or less, weighted average yield | 3.53% | 0.00%
Due after one year through five years, fair value | $ 12,714 | $ 15,342
Due after one year through five years, weighted average yield | 4.95% | 5.13%
Due after five years through ten years, fair value | $ 21,408 | $ 27,603
Due after five years through ten years, weighted average yield | 3.89% | 4.25%
Due after ten years, fair value | $ 0 | $ 0
Due after ten years, weighted average yield | 0.00% | 0.00%
Fair value | $ 38,547 | $ 42,945
Weighted average yield | 4.21% | 4.54%
U.S. Treasury securities |  |
AVAILABLE FOR SALE |  |
Due within one year or less, fair value | $ 0 | $ 0
Due in one year or less, weighted average yield | 0.00% | 0.00%
Due after one year through five years, fair value | $ 20,184 | $ 0
Due after one year through five years, weighted average yield | 1.14% | 0.00%
Due after five years through ten years, fair value | $ 0 | $ 19,934
Due after five years through ten years, weighted average yield | 0.00% | 1.11%
Due after ten years, fair value | $ 0 | $ 0
Due after ten years, weighted average yield | 0.00% | 0.00%
Fair value | $ 20,184 | $ 19,934
Weighted average yield | 1.14% | 1.11%
Agency debentures |  |
AVAILABLE FOR SALE |  |
Due within one year or less, fair value | $ 16,977 | $ 10,485
Due in one year or less, weighted average yield | 4.93% | 4.74%
Due after one year through five years, fair value | $ 30,925 | $ 16,993
Due after one year through five years, weighted average yield | 5.20% | 4.94%
Due after five years through ten years, fair value | $ 7,758 | $ 0
Due after five years through ten years, weighted average yield | 2.15% | 0.00%
Due after ten years, fair value | $ 3,245 | $ 0
Due after ten years, weighted average yield | 2.17% | 0.00%
Fair value | $ 58,905 | $ 27,478
Weighted average yield | 4.51% | 4.86%
Municipal Bonds, Corporate Debt Securities, US Treasury Securities and Agency Debentures |  |
AVAILABLE FOR SALE |  |
Due within one year or less, fair value | $ 21,402 | $ 10,485
Due in one year or less, weighted average yield | 4.64% | 4.74%
Due after one year through five years, fair value | $ 69,679 | $ 35,979
Due after one year through five years, weighted average yield | 3.64% | 4.69%
Due after five years through ten years, fair value | $ 89,941 | $ 86,514
Due after five years through ten years, weighted average yield | 3.40% | 2.97%
Due after ten years, fair value | $ 341,488 | $ 368,927
Due after ten years, weighted average yield | 3.00% | 2.83%
Fair value | $ 522,510 | $ 501,905
Weighted average yield | 3.21% | 3.01%

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