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Accumulated Other Comprehensive Income (Tables) | 12 Months Ended
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Dec. 31, 2025
Equity [Abstract] |
Schedule of Changes in AOCI | The following table summarizes our changes in AOCI:
Dollars in millions | Unrealized gains (losses) on securities available for sale | Unrealized gains (losses) on derivative financial instruments |  | Net pension and postretirement benefit costs | Total
Balance at December 31, 2022 | $ | (4,895) |  | $ | (1,124) |  |  | $ | (276) |  | $ | (6,295) |
Other comprehensive income before reclassification, net of income taxes | 702 |  | (364) |  |  | (18) |  | 320 |
Amounts reclassified from accumulated other comprehensive income, net of income taxes (a) | 3 |  | 725 |  |  | 18 |  | 746 |
Net current-period other comprehensive income, net of income taxes | 705 |  | 361 |  |  | — |  | 1,066 |
Balance at December 31, 2023 | $ | (4,190) |  | $ | (763) |  |  | $ | (276) |  | $ | (5,229) |
Other comprehensive income before reclassification, net of income taxes | 38 |  | (230) |  |  | (30) |  | (222) |
Amounts reclassified from accumulated other comprehensive income, net of income taxes (a) | 1,418 |  | 559 |  |  | 4 |  | 1,981 |
Net current-period other comprehensive income, net of income taxes | 1,456 |  | 329 |  |  | (26) |  | 1,759 |
Balance at December 31, 2024 | $ | (2,734) |  | $ | (434) |  |  | $ | (302) |  | $ | (3,470) |
Other comprehensive income before reclassification, net of income taxes | 1,018 |  | 154 |  |  | 61 |  | 1,233 |
Amounts reclassified from accumulated other comprehensive income, net of income taxes (a) | — |  | 273 |  |  | 4 |  | 277 |
Net current-period other comprehensive income, net of income taxes | 1,018 |  | 427 |  |  | 65 |  | 1,510 |
Balance at December 31, 2025 | $ | (1,716) |  | $ | (7) |  |  | $ | (237) |  | $ | (1,960) |
(a)See table below for details about these reclassifications.
Schedule of Reclassifications Out of AOCI | Our reclassifications out of AOCI, are as follows:
| Twelve Months Ended December 31, | Affected Line Item in the Consolidated Statement of Income
Dollars in millions | 2025 | 2024 | 2023
Unrealized gains (losses) on available for sale securities |  |  |  |
Realized losses | $ | — |  | $ | (1,863) |  | $ | (4) |  | Net securities gains (losses)
| — |  | (1,863) |  | (4) |  | Income (loss) from continuing operations before income taxes
| — |  | (445) |  | (1) |  | Income taxes
| $ | — |  | $ | (1,418) |  | $ | (3) |  | Income (loss) from continuing operations
Unrealized gains (losses) on derivative financial instruments |  |  |  |
Interest rate | $ | (358) |  | $ | (733) |  | $ | (956) |  | Interest income — Loans
Interest rate | (2) |  | (2) |  | (2) |  | Interest expense — Long-term debt
Interest rate | — |  | — |  | 5 |  | Investment banking and debt placement fees
| (360) |  | (735) |  | (953) |  | Income (loss) from continuing operations before income taxes
| (87) |  | (176) |  | (228) |  | Income taxes
| $ | (273) |  | $ | (559) |  | $ | (725) |  | Income (loss) from continuing operations
Net pension and postretirement benefit costs |  |  |  |
Amortization of losses | $ | (7) |  | $ | (8) |  | $ | (8) |  | Other expense
Settlement loss | — |  | — |  | (18) |  | Other expense
Amortization of prior service credit | 1 |  | 1 |  | 1 |  | Other expense
| (6) |  | (7) |  | (25) |  | Income (loss) from continuing operations before income taxes
| (2) |  | (3) |  | (7) |  | Income taxes
| $ | (4) |  | $ | (4) |  | $ | (18) |  | Income (loss) from continuing operations

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