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v3.25.4

Accumulated Other Comprehensive Income - Changes in AOCI (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |
Beginning balance | $ 18,176 | $ 14,637 | $ 13,454
Other comprehensive income before reclassification, net of income taxes | 1,233 | (222) | 320
Amounts reclassified from accumulated other comprehensive income, net of income taxes | 277 | 1,981 | 746
Total other comprehensive income (loss), net of tax | 1,510 | 1,759 | 1,066
Ending balance | 20,381 | 18,176 | 14,637
Unrealized gains (losses) on securities available for sale |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |
Beginning balance | (2,734) | (4,190) | (4,895)
Other comprehensive income before reclassification, net of income taxes | 1,018 | 38 | 702
Amounts reclassified from accumulated other comprehensive income, net of income taxes | 0 | 1,418 | 3
Total other comprehensive income (loss), net of tax | 1,018 | 1,456 | 705
Ending balance | (1,716) | (2,734) | (4,190)
Unrealized gains (losses) on derivative financial instruments |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |
Beginning balance | (434) | (763) | (1,124)
Other comprehensive income before reclassification, net of income taxes | 154 | (230) | (364)
Amounts reclassified from accumulated other comprehensive income, net of income taxes | 273 | 559 | 725
Total other comprehensive income (loss), net of tax | 427 | 329 | 361
Ending balance | (7) | (434) | (763)
Net pension and postretirement benefit costs |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |
Beginning balance | (302) | (276) | (276)
Other comprehensive income before reclassification, net of income taxes | 61 | (30) | (18)
Amounts reclassified from accumulated other comprehensive income, net of income taxes | 4 | 4 | 18
Total other comprehensive income (loss), net of tax | 65 | (26) | 0
Ending balance | (237) | (302) | (276)
Total |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |
Beginning balance | (3,470) | (5,229) | (6,295)
Ending balance | $ (1,960) | $ (3,470) | $ (5,229)

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