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v3.23.3

Securities - Amortized Cost and Estimated Fair Value of Investments in Debt Securities by Contractual Maturity (Details) - USD ($) $ in Thousands | Sep. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Available for sale, Amortized Cost |  |
Due in one year or less | $ 224,385 |
Due after one year through five years | 4,266 |
Due after five years through ten years | 33,991 |
Due after ten years | 798,835 |
Total available-for-sale investment securities | 1,061,477 |
MBS: | 411,043 |
Amortized Cost | 1,472,520 | $ 1,387,874
Available for sale, Fair Value |  |
Due in one year or less | 224,420 |
Due after one year through five years | 4,193 |
Due after five years through ten years | 32,127 |
Due after ten years | 685,408 |
Total available-for-sale investment securities | 946,148 |
MBS: | 389,412 |
Total | 1,335,560 | 1,299,014
Held to maturity, Amortized Cost |  |
Due in one year or less | 15,962 |
Due after one year through five years | 4,861 |
Due after five years through ten years | 140,605 |
Due after ten years | 1,024,046 |
Total held-to-maturity investment securities | 1,185,474 |
Mortgage-backed securities | 122,412 |
Amortized cost | 1,307,886 | 1,326,729
Held to maturity, Fair Value |  |
Due in one year or less | 15,281 |
Due after one year through five years | 4,684 |
Due after five years through ten years | 125,451 |
Due after ten years | 799,170 |
Total held-to-maturity investment securities | 944,586 |
Mortgage-backed securities | 107,844 |
Total | $ 1,052,430 | $ 1,149,156

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