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v3.25.1

Securities - Amortized cost and fair value by contractual maturity (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2025 | Mar. 31, 2024 | Dec. 31, 2024
Amortized Cost |  |  |
Due after one year through five years | $ 56,378 |  |
Due after five years through ten years | 409,257 |  |
Due after ten years | 1,730,345 |  |
Total | 2,195,980 |  | $ 2,254,670
Fair Value |  |  |
Due after one year through five years | 51,887 |  |
Due after five years through ten years | 356,482 |  |
Due after ten years | 1,412,104 |  |
Fair Value | 1,820,473 |  | 1,834,527
Amortized Cost |  |  |
Due in one year or less | 49,944 |  |
Due after one year through five years | 202,653 |  |
Due after five years through ten years | 738,102 |  |
Due after ten years | 5,367,728 |  |
Amortized Cost | 6,358,427 |  | 5,129,216
Fair Value |  |  |
Due in one year or less | 49,711 |  |
Due after one year through five years | 198,349 |  |
Due after five years through ten years | 679,180 |  |
Due after ten years | 4,926,129 |  |
Fair Value | 5,853,369 |  | $ 4,320,593
Information with respect to sales of held-to-maturity |  |  |
Proceeds from sales of investment securities held to maturity | 0 | $ 0 |
Information with respect to sales of available-for-sale securities |  |  |
Sale proceeds | 2,874,110 |  |
Gross realized gains | 8,892 |  |
Gross realized losses | (237,703) |  |
Net realized losses | (228,811) |  |
Sold securities | 1,800,000 | $ 0 |
Realized gains or losses | 0 |  |
Sales of Securities Acquired from Independent |  |  |
Information with respect to sales of available-for-sale securities |  |  |
Sale proceeds | 1,279,717 |  |
Investment Securities Sales |  |  |
Information with respect to sales of available-for-sale securities |  |  |
Sale proceeds | 1,594,393 |  |
Gross realized gains | 8,892 |  |
Gross realized losses | (237,703) |  |
Net realized losses | $ (228,811) |  |

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- Definition The cash inflow associated with the sale of securities that had been designated as held-to-maturity. Excludes proceeds from maturities, prepayments and calls by the issuer. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 11 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481830/320-10-45-11 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-12 + Details
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