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Shareholders' Equity and Other Comprehensive Income (Tables) | 12 Months Ended
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Dec. 31, 2025
Stockholders' Equity Note [Abstract] |
Schedule of Changes in Shares of Preferred and Common Stock Issued and Common Stock Held as Treasury Shares | The following table shows the changes in shares of preferred and common stock issued and common stock held as treasury shares for the years ended December 31, 2025, 2024, and 2023.
(shares in thousands) | Series D Preferred Stock Issued |  | Series E Preferred Stock Issued |  | Total Preferred Stock Issued |  | Common Stock Issued |  | Treasury Stock Held |  | Common Stock Outstanding
Balance at December 31, 2022 | 8,000 |  |  | 14,000 |  |  | 22,000 |  |  | 170,141 |  |  | 24,655 |  |  | 145,486 |
Restricted share unit activity | — |  |  | — |  |  | — |  |  | 527 |  |  | — |  |  | 527 |
Stock options exercised | — |  |  | — |  |  | — |  |  | 692 |  |  | — |  |  | 692 |
Balance at December 31, 2023 | 8,000 |  |  | 14,000 |  |  | 22,000 |  |  | 171,360 |  |  | 24,655 |  |  | 146,705 |
Restricted share unit activity | — |  |  | — |  |  | — |  |  | 528 |  |  | — |  |  | 528 |
Stock options exercised | — |  |  | — |  |  | — |  |  | 298 |  |  | — |  |  | 298 |
Repurchase of common stock | — |  |  | — |  |  | — |  |  | — |  |  | 6,365 |  |  | (6,365) |
Balance at December 31, 2024 | 8,000 |  |  | 14,000 |  |  | 22,000 |  |  | 172,186 |  |  | 31,020 |  |  | 141,166 |
Restricted share unit activity | — |  |  | — |  |  | — |  |  | 581 |  |  | — |  |  | 581 |
Stock options exercised | — |  |  | — |  |  | — |  |  | 48 |  |  | — |  |  | 48 |
Repurchase of common stock | — |  |  | — |  |  | — |  |  | — |  |  | 2,901 |  |  | (2,901) |
Balance at December 31, 2025 | 8,000 |  |  | 14,000 |  |  | 22,000 |  |  | 172,815 |  |  | 33,921 |  |  | 138,894 |
Schedule of Preferred Stock | The following table presents a summary of preferred stock as of December 31, 2025, 2024, and 2023.
| Issuance Date |  | Public Offering Amount |  | Net Proceeds |  | Earliest Redemption Date |  |  |  | Liquidation Preference
Series D | June 21, 2018 |  | $200.0 | million |  | $195.1 | million |  | June 21, 2023 |  |  |  | $25 per share
Series E | July 1, 2019 |  | $350.0 | million |  | $342.0 | million |  | July 1, 2024 |  |  |  | $25 per share
Schedule of Changes in Accumulated Other Comprehensive Income (Loss) by Component (Net of Income Taxes) | The following table illustrates activity within the balances in AOCI by component, and is shown for the years ended December 31, 2025, 2024, and 2023.
Changes in Accumulated Other Comprehensive Income (Loss) by Component (Net of Income Taxes)
(in thousands) | Unamortized holding (losses) gains on AFS investment securities transferred to HTM |  | Net unrealized gains (losses) on AFS investment securities (1) |  | Net unrealized gains (losses) on Cash Flow Hedges (1) |  |  |  | Total
Balance at December 31, 2022 | $ | — |  |  | $ | (1,220,263) |  |  | $ | (221,854) |  |  |  |  | $ | (1,442,117) |
Other comprehensive income (loss) before reclassifications | — |  |  | 163,813 |  |  | (30,791) |  |  |  |  | 133,022 |
Amounts reclassified from AOCI | — |  |  | 58,191 |  |  | 133,831 |  |  |  |  | 192,022 |
Net current period other comprehensive income (loss) | — |  |  | 222,004 |  |  | 103,040 |  |  |  |  | 325,044 |
Balance at December 31, 2023 | $ | — |  |  | $ | (998,259) |  |  | $ | (118,814) |  |  |  |  | $ | (1,117,073) |
Other comprehensive income (loss) before reclassifications | (537,434) |  |  | 392,169 |  |  | (53,173) |  |  |  |  | (198,438) |
Amounts reclassified from AOCI | 44,606 |  |  | 194,677 |  |  | 105,463 |  |  |  |  | 344,746 |
Net current period other comprehensive income (loss) | (492,828) |  |  | 586,846 |  |  | 52,290 |  |  |  |  | 146,308 |
Balance at December 31, 2024 | $ | (492,828) |  |  | $ | (411,413) |  |  | $ | (66,524) |  |  |  |  | $ | (970,765) |
Other comprehensive income (loss) before reclassifications | — |  |  | 210,965 |  |  | 33,071 |  |  |  |  | 244,036 |
Amounts reclassified from AOCI | 55,112 |  |  | (534) |  |  | 43,890 |  |  |  |  | 98,468 |
Net current period other comprehensive income (loss) | 55,112 |  |  | 210,431 |  |  | 76,961 |  |  |  |  | 342,504 |
Balance at December 31, 2025 | $ | (437,716) |  |  | $ | (200,982) |  |  | $ | 10,437 |  |  |  |  | $ | (628,261) |
(1) For December 31, 2023, the ending balance in net unrealized gains (losses) includes unrealized losses on investment securities available for sale of $16.4 million, and cash flow hedges of $12.7 million, related to residual tax effects remaining in OCI primarily due to previously established deferred tax asset valuation allowances in 2010 and 2011 and state rate changes. For December 31, 2025, and 2024, the ending balance in net unrealized gains (losses) includes unrealized losses on investment securities available for sale of $10.2 million, and cash flow hedges of $11.6 million, related to residual tax effects remaining in OCI primarily due to previously established deferred tax asset valuation allowances in 2010 and 2011 and state rate changes. In accordance with ASC 740-20-45-11(b), under the portfolio approach, these unrealized losses are realized at the time the entire portfolio is sold or disposed.

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- Definition Tabular disclosure of components of comprehensive income (loss). Includes, but is not limited to, foreign currency translation adjustments, foreign currency transactions designated as economic hedges of a net investment in foreign entity, gain (loss) and prior service cost (credit) for pension plans and other postretirement benefit plans. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Paragraph 1 -Section 45 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482790/220-10-45-1 + Details
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- Definition Tabular disclosure of changes in the separate accounts comprising stockholders' equity (in addition to retained earnings) and of the changes in the number of shares of equity securities during at least the most recent annual fiscal period and any subsequent interim period presented is required to make the financial statements sufficiently informative if both financial position and results of operations are presented. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -SubTopic 10 -Topic 505 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481112/505-10-50-2 + Details
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