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Securities, HTM Debt Securities, Contractual Maturities (Details) $ in Thousands | Dec. 31, 2024 USD ($) Issuer | Dec. 31, 2023 USD ($) Issuer | Dec. 31, 2022 Issuer
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Held-to-maturity Securities, Debt Maturities, Amortized Cost [Abstract] |  |  |
Within one year | $ 97,329 |  |
From one to five years | 163,406 |  |
From five to ten years | 193,570 |  |
After ten years | 388,616 |  |
Amortized cost | 842,921 | $ 905,267 |
Held-to-maturity Securities, Debt Maturities, Estimated Fair Value [Abstract] |  |  |
Within one year | 97,221 |  |
From one to five years | 153,627 |  |
From five to ten years | 168,429 |  |
After ten years | 330,668 |  |
Fair value | $ 749,945 | $ 814,524 |
Number of issuers whose holdings exceeded 10% of consolidated stockholders' equity, excluding U.S. Government securities | Issuer | 0 | 0 | 0

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