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Fair Value Measurements - Schedule of Fair Value of Assets and Liabilities Measured on Recurring Basis (Details) - USD ($) $ in Millions | Jun. 30, 2026 | Dec. 31, 2025
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ASSETS MEASURED ON A RECURRING BASIS |  |
Total trading account securities | $ 936 | $ 1,061
Total securities available for sale | 38,459 | 39,596
Loans, net of unearned income (residential) | 110,430 | 106,541
Derivative assets | 543 | 472
Netting adjustments | (347) | (297)
Total derivative assets | 196 | 175
LIABILITIES MEASURED ON A RECURRING BASIS |  |
Derivative liabilities | 1,017 | 927
Netting adjustments | (323) | (274)
U.S. Treasury, agencies and corporations |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total securities available for sale | 7,075 | 7,886
Agency residential mortgage-backed securities |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total securities available for sale | 19,608 | 19,195
Agency commercial mortgage-backed securities |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total securities available for sale | 3,781 | 3,950
Recurring |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total trading account securities | 929 | 1,056
Commercial loans | 7 | 5
Total trading account assets | 936 | 1,061
Total securities available for sale | 38,459 | 39,596
Total other investments | 94 | 86
Loans, net of unearned income (residential) | 11 | 11
Loans held for sale (residential) | 204 | 149
Derivative assets | 543 | 472
Netting adjustments | (347) | (297)
Total derivative assets | 196 | 175
Total assets on a recurring basis at fair value | 39,900 | 41,078
LIABILITIES MEASURED ON A RECURRING BASIS |  |
Derivative liabilities | 1,017 | 927
Netting adjustments | (323) | (274)
Total derivative liabilities | 694 | 653
Total liabilities on a recurring basis at fair value | 1,624 | 1,474
Recurring | Short positions |  |
LIABILITIES MEASURED ON A RECURRING BASIS |  |
Short positions | 930 | 821
Recurring | Interest rate |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Derivative assets | 104 | 132
LIABILITIES MEASURED ON A RECURRING BASIS |  |
Derivative liabilities | 635 | 577
Recurring | Foreign exchange |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Derivative assets | 99 | 83
LIABILITIES MEASURED ON A RECURRING BASIS |  |
Derivative liabilities | 95 | 80
Recurring | Commodity |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Derivative assets | 284 | 249
LIABILITIES MEASURED ON A RECURRING BASIS |  |
Derivative liabilities | 273 | 237
Recurring | Credit |  |
LIABILITIES MEASURED ON A RECURRING BASIS |  |
Derivative liabilities | 5 | 8
Recurring | Other |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Derivative assets | 56 | 8
LIABILITIES MEASURED ON A RECURRING BASIS |  |
Derivative liabilities | 9 | 25
Recurring | Agency residential collateralized mortgage obligations |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total securities available for sale | 7,995 | 8,565
Recurring | Other mortgage-backed securities |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total trading account securities | 430 | 316
Recurring | U.S. Treasury, agencies and corporations |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total trading account securities | 434 | 674
Total securities available for sale | 7,075 | 7,886
Recurring | States and political subdivisions |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total trading account securities | 20 | 60
Recurring | Other securities |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total trading account securities | 45 | 6
Total securities available for sale | 0 | 0
Recurring | Agency residential mortgage-backed securities | Other mortgage-backed securities |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total securities available for sale | 19,608 | 19,195
Recurring | Agency commercial mortgage-backed securities |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total securities available for sale | 3,781 | 3,950
Recurring | Indirect investments | Variable Interest Entity, Not Primary Beneficiary |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total other investments | 7 | 9
Recurring | Total principal investments |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total other investments | 7 | 9
Recurring | Equity Investments, Direct |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total other investments | 6 | 3
Recurring | Equity Investments Direct, NAV |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total other investments | 78 | 71
Recurring | Equity Investments Indirect, NAV |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total other investments | 3 | 3
Recurring | Equity Investments |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total other investments | 87 | 77
Level 1 | Recurring |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total trading account securities | 0 | 0
Commercial loans | 0 | 0
Total trading account assets | 0 | 0
Total securities available for sale | 0 | 0
Total other investments | 0 | 0
Loans, net of unearned income (residential) | 0 | 0
Loans held for sale (residential) | 0 | 0
Derivative assets | 66 | 39
Netting adjustments | 0 | 0
Total derivative assets | 66 | 39
Total assets on a recurring basis at fair value | 66 | 39
LIABILITIES MEASURED ON A RECURRING BASIS |  |
Derivative liabilities | 61 | 36
Netting adjustments | 0 | 0
Total derivative liabilities | 61 | 36
Total liabilities on a recurring basis at fair value | 729 | 448
Level 1 | Recurring | Short positions |  |
LIABILITIES MEASURED ON A RECURRING BASIS |  |
Short positions | 668 | 412
Level 1 | Recurring | Interest rate |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Derivative assets | 0 | 0
LIABILITIES MEASURED ON A RECURRING BASIS |  |
Derivative liabilities | 0 | 0
Level 1 | Recurring | Foreign exchange |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Derivative assets | 66 | 39
LIABILITIES MEASURED ON A RECURRING BASIS |  |
Derivative liabilities | 61 | 36
Level 1 | Recurring | Commodity |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Derivative assets | 0 | 0
LIABILITIES MEASURED ON A RECURRING BASIS |  |
Derivative liabilities | 0 | 0
Level 1 | Recurring | Credit |  |
LIABILITIES MEASURED ON A RECURRING BASIS |  |
Derivative liabilities | 0 | 0
Level 1 | Recurring | Other |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Derivative assets | 0 | 0
LIABILITIES MEASURED ON A RECURRING BASIS |  |
Derivative liabilities | 0 | 0
Level 1 | Recurring | Agency residential collateralized mortgage obligations |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total securities available for sale | 0 | 0
Level 1 | Recurring | Other mortgage-backed securities |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total trading account securities | 0 | 0
Level 1 | Recurring | U.S. Treasury, agencies and corporations |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total trading account securities | 0 | 0
Total securities available for sale | 0 | 0
Level 1 | Recurring | States and political subdivisions |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total trading account securities | 0 | 0
Level 1 | Recurring | Other securities |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total trading account securities | 0 | 0
Total securities available for sale | 0 | 0
Level 1 | Recurring | Agency residential mortgage-backed securities | Other mortgage-backed securities |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total securities available for sale | 0 | 0
Level 1 | Recurring | Agency commercial mortgage-backed securities |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total securities available for sale | 0 | 0
Level 1 | Recurring | Indirect investments | Variable Interest Entity, Not Primary Beneficiary |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total other investments | 0 | 0
Level 1 | Recurring | Total principal investments |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total other investments | 0 | 0
Level 1 | Recurring | Equity Investments, Direct |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total other investments | 0 | 0
Level 1 | Recurring | Equity Investments Direct, NAV |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total other investments | 0 | 0
Level 1 | Recurring | Equity Investments Indirect, NAV |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total other investments | 0 | 0
Level 1 | Recurring | Equity Investments |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total other investments | 0 | 0
Level 2 | Recurring |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total trading account securities | 929 | 1,056
Commercial loans | 7 | 5
Total trading account assets | 936 | 1,061
Total securities available for sale | 38,459 | 39,596
Total other investments | 4 | 0
Loans, net of unearned income (residential) | 0 | 0
Loans held for sale (residential) | 204 | 149
Derivative assets | 476 | 435
Netting adjustments | 0 | 0
Total derivative assets | 476 | 435
Total assets on a recurring basis at fair value | 40,079 | 41,241
LIABILITIES MEASURED ON A RECURRING BASIS |  |
Derivative liabilities | 956 | 891
Netting adjustments | 0 | 0
Total derivative liabilities | 956 | 891
Total liabilities on a recurring basis at fair value | 1,218 | 1,300
Level 2 | Recurring | Short positions |  |
LIABILITIES MEASURED ON A RECURRING BASIS |  |
Short positions | 262 | 409
Level 2 | Recurring | Interest rate |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Derivative assets | 105 | 135
LIABILITIES MEASURED ON A RECURRING BASIS |  |
Derivative liabilities | 635 | 577
Level 2 | Recurring | Foreign exchange |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Derivative assets | 33 | 44
LIABILITIES MEASURED ON A RECURRING BASIS |  |
Derivative liabilities | 34 | 44
Level 2 | Recurring | Commodity |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Derivative assets | 284 | 249
LIABILITIES MEASURED ON A RECURRING BASIS |  |
Derivative liabilities | 273 | 237
Level 2 | Recurring | Credit |  |
LIABILITIES MEASURED ON A RECURRING BASIS |  |
Derivative liabilities | 5 | 8
Level 2 | Recurring | Other |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Derivative assets | 54 | 7
LIABILITIES MEASURED ON A RECURRING BASIS |  |
Derivative liabilities | 9 | 25
Level 2 | Recurring | Agency residential collateralized mortgage obligations |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total securities available for sale | 7,995 | 8,565
Level 2 | Recurring | Other mortgage-backed securities |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total trading account securities | 430 | 316
Level 2 | Recurring | U.S. Treasury, agencies and corporations |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total trading account securities | 434 | 674
Total securities available for sale | 7,075 | 7,886
Level 2 | Recurring | States and political subdivisions |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total trading account securities | 20 | 60
Level 2 | Recurring | Other securities |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total trading account securities | 45 | 6
Total securities available for sale | 0 | 0
Level 2 | Recurring | Agency residential mortgage-backed securities | Other mortgage-backed securities |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total securities available for sale | 19,608 | 19,195
Level 2 | Recurring | Agency commercial mortgage-backed securities |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total securities available for sale | 3,781 | 3,950
Level 2 | Recurring | Indirect investments | Variable Interest Entity, Not Primary Beneficiary |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total other investments | 0 | 0
Level 2 | Recurring | Total principal investments |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total other investments | 0 | 0
Level 2 | Recurring | Equity Investments, Direct |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total other investments | 4 | 0
Level 2 | Recurring | Equity Investments Direct, NAV |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total other investments | 0 | 0
Level 2 | Recurring | Equity Investments Indirect, NAV |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total other investments | 0 | 0
Level 2 | Recurring | Equity Investments |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total other investments | 4 | 0
Level 3 | Other |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Derivative assets | 2 |
Level 3 | Recurring |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total trading account securities | 0 | 0
Commercial loans | 0 | 0
Total trading account assets | 0 | 0
Total securities available for sale | 0 | 0
Total other investments | 2 | 3
Loans, net of unearned income (residential) | 11 | 11
Loans held for sale (residential) | 0 | 0
Derivative assets | 1 | (2)
Netting adjustments | 0 | 0
Total derivative assets | 1 | (2)
Total assets on a recurring basis at fair value | 14 | 12
LIABILITIES MEASURED ON A RECURRING BASIS |  |
Derivative liabilities | 0 | 0
Netting adjustments | 0 | 0
Total derivative liabilities | 0 | 0
Total liabilities on a recurring basis at fair value | 0 | 0
Level 3 | Recurring | Short positions |  |
LIABILITIES MEASURED ON A RECURRING BASIS |  |
Short positions | 0 | 0
Level 3 | Recurring | Interest rate |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Derivative assets | (1) | (3)
LIABILITIES MEASURED ON A RECURRING BASIS |  |
Derivative liabilities | 0 | 0
Level 3 | Recurring | Foreign exchange |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Derivative assets | 0 | 0
LIABILITIES MEASURED ON A RECURRING BASIS |  |
Derivative liabilities | 0 | 0
Level 3 | Recurring | Commodity |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Derivative assets | 0 | 0
LIABILITIES MEASURED ON A RECURRING BASIS |  |
Derivative liabilities | 0 | 0
Level 3 | Recurring | Credit |  |
LIABILITIES MEASURED ON A RECURRING BASIS |  |
Derivative liabilities | 0 | 0
Level 3 | Recurring | Other |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Derivative assets |  | 1
LIABILITIES MEASURED ON A RECURRING BASIS |  |
Derivative liabilities | 0 | 0
Level 3 | Recurring | Agency residential collateralized mortgage obligations |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total securities available for sale | 0 | 0
Level 3 | Recurring | Other mortgage-backed securities |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total trading account securities | 0 | 0
Level 3 | Recurring | U.S. Treasury, agencies and corporations |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total trading account securities | 0 | 0
Total securities available for sale | 0 | 0
Level 3 | Recurring | States and political subdivisions |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total trading account securities | 0 | 0
Level 3 | Recurring | Other securities |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total trading account securities | 0 | 0
Total securities available for sale | 0 | 0
Level 3 | Recurring | Agency residential mortgage-backed securities | Other mortgage-backed securities |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total securities available for sale | 0 | 0
Level 3 | Recurring | Agency commercial mortgage-backed securities |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total securities available for sale | 0 | 0
Level 3 | Recurring | Indirect investments | Variable Interest Entity, Not Primary Beneficiary |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total other investments | 0 | 0
Level 3 | Recurring | Total principal investments |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total other investments | 0 | 0
Level 3 | Recurring | Equity Investments, Direct |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total other investments | 2 | 3
Level 3 | Recurring | Equity Investments Direct, NAV |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total other investments | 0 | 0
Level 3 | Recurring | Equity Investments Indirect, NAV |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total other investments | 0 | 0
Level 3 | Recurring | Equity Investments |  |
ASSETS MEASURED ON A RECURRING BASIS |  |
Total other investments | $ 2 | $ 3

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