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v3.26.1

Accumulated Other Comprehensive Income - Activity in AOCI (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2026 | Jun. 30, 2025 | Jun. 30, 2026 | Jun. 30, 2025
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Pretax unrealized losses | $ (69) | $ 459 | $ (231) | $ 1,434
Other comprehensive income (loss), tax effect | 17 | (110) | 55 | (344)
Other comprehensive (loss) income, net of tax | (52) | 349 | (176) | 1,090
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward] |  |  |  |
Beginning Balance | 34,106 | 20,403 | 21,724 | 19,645
Net Activity | (52) | 349 | (176) | 1,090
Ending Balance | 34,482 | 21,124 | 34,482 | 21,124
Accumulated Other Comprehensive Loss |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Other comprehensive (loss) income, net of tax | (52) | 349 | (176) | 1,090
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward] |  |  |  |
Beginning Balance | (3,234) | (3,895) | (3,110) | (4,636)
Net Activity | (52) | 349 | (176) | 1,090
Ending Balance | (3,286) | (3,546) | (3,286) | (3,546)
Available-for-sale debt securities |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Other comprehensive income (loss) before reclassifications, pre-tax activity | (97) | 237 | (227) | 870
Other comprehensive income (loss), before reclassifications, tax effect | 22 | (58) | 51 | (210)
Other comprehensive income (loss), before reclassifications, net activity | (75) | 179 | (176) | 660
Reclassification adjustment, tax effect | (4) | 0 | (4) | 0
Pretax unrealized losses | (80) | 237 | (209) | 870
Other comprehensive income (loss), tax effect | 18 | (58) | 47 | (210)
Other comprehensive (loss) income, net of tax | (62) | 179 | (162) | 660
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward] |  |  |  |
Beginning Balance | (2,331) | (2,799) | (2,231) | (3,280)
Net Activity | (62) | 179 | (162) | 660
Ending Balance | (2,393) | (2,620) | (2,393) | (2,620)
Reclassification adjustment, pre-tax activity | 17 | 0 | 18 | 0
Reclassification adjustment, net of tax | 13 | 0 | 14 | 0
Available-for-sale debt securities transferred to held-to-maturity securities |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Reclassification adjustment, pre-tax activity | 30 | 28 | 57 | 60
Reclassification adjustment, tax effect | (6) | (6) | (11) | (13)
Reclassification adjustment, net activity | 24 | 22 | 46 | 47
Pretax unrealized losses | 30 | 28 | 57 | 60
Other comprehensive income (loss), tax effect | (6) | (6) | (11) | (13)
Other comprehensive (loss) income, net of tax | 24 | 22 | 46 | 47
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward] |  |  |  |
Beginning Balance | (565) | (659) | (587) | (684)
Net Activity | 24 | 22 | 46 | 47
Ending Balance | (541) | (637) | (541) | (637)
Cash flow hedge derivatives |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Other comprehensive income (loss) before reclassifications, pre-tax activity | (118) | 144 | (199) | 399
Other comprehensive income (loss), before reclassifications, tax effect | 28 | (34) | 47 | (96)
Other comprehensive income (loss), before reclassifications, net activity | (90) | 110 | (152) | 303
Reclassification adjustment, pre-tax activity | 21 | 50 | 42 | 105
Reclassification adjustment, tax effect | (5) | (12) | (10) | (25)
Reclassification adjustment, net activity | 16 | 38 | 32 | 80
Pretax unrealized losses | (97) | 194 | (157) | 504
Other comprehensive income (loss), tax effect | 23 | (46) | 37 | (121)
Other comprehensive (loss) income, net of tax | (74) | 148 | (120) | 383
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward] |  |  |  |
Beginning Balance | (321) | (419) | (275) | (654)
Net Activity | (74) | 148 | (120) | 383
Ending Balance | (395) | (271) | (395) | (271)
Net periodic benefit costs |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Other comprehensive income (loss) before reclassifications, pre-tax activity | 83 |  | 83 |
Other comprehensive income (loss), before reclassifications, tax effect | (19) |  | (19) |
Other comprehensive income (loss), before reclassifications, net activity | 64 |  | 64 |
Reclassification adjustment, tax effect | 1 |  | 1 |
Pretax unrealized losses | 78 | 0 | 78 | 0
Other comprehensive income (loss), tax effect | (18) | 0 | (18) | 0
Other comprehensive (loss) income, net of tax | 60 | 0 | 60 | 0
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward] |  |  |  |
Beginning Balance | (15) | (16) | (15) | (16)
Net Activity | 60 | 0 | 60 | 0
Ending Balance | 45 | (16) | 45 | (16)
Reclassification adjustment, pre-tax activity | (5) |  | (5) |
Reclassification adjustment, net of tax | (4) |  | (4) |
Other |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Pretax unrealized losses | 0 | 0 | 0 | 0
Other comprehensive income (loss), tax effect | 0 | 0 | 0 | 0
Other comprehensive (loss) income, net of tax | 0 | 0 | 0 | 0
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward] |  |  |  |
Beginning Balance | (2) | (2) | (2) | (2)
Net Activity | 0 | 0 | 0 | 0
Ending Balance | $ (2) | $ (2) | $ (2) | $ (2)

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