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v3.26.1

Securities Financing Activities - Repurchase Agreement (Details) - USD ($) $ in Millions | Jun. 30, 2026 | Dec. 31, 2025
--- | --- | ---
Offsetting Liabilities [Line Items] |  |
Short-term borrowings | $ 26,885 | $ 27,839
Securities sold under agreements to repurchase |  |
Offsetting Liabilities [Line Items] |  |
Short-term borrowings | 5,871 | 3,103
Securities sold under agreements to repurchase | U.S. Treasury |  |
Offsetting Liabilities [Line Items] |  |
Short-term borrowings | 71 | 78
Securities sold under agreements to repurchase | State and Municipal |  |
Offsetting Liabilities [Line Items] |  |
Short-term borrowings | 42 | 100
Securities sold under agreements to repurchase | Agency MBS – residential |  |
Offsetting Liabilities [Line Items] |  |
Short-term borrowings | 1,150 | 298
Securities sold under agreements to repurchase | Corporate and other debt securities |  |
Offsetting Liabilities [Line Items] |  |
Short-term borrowings | 4,608 | 2,627
Securities sold under agreements to repurchase | Overnight and Continuous |  |
Offsetting Liabilities [Line Items] |  |
Short-term borrowings | 421 | 478
Securities sold under agreements to repurchase | Overnight and Continuous | U.S. Treasury |  |
Offsetting Liabilities [Line Items] |  |
Short-term borrowings | 71 | 78
Securities sold under agreements to repurchase | Overnight and Continuous | State and Municipal |  |
Offsetting Liabilities [Line Items] |  |
Short-term borrowings | 42 | 100
Securities sold under agreements to repurchase | Overnight and Continuous | Agency MBS – residential |  |
Offsetting Liabilities [Line Items] |  |
Short-term borrowings | 0 | 0
Securities sold under agreements to repurchase | Overnight and Continuous | Corporate and other debt securities |  |
Offsetting Liabilities [Line Items] |  |
Short-term borrowings | 308 | 300
Securities sold under agreements to repurchase | Up to 30 days |  |
Offsetting Liabilities [Line Items] |  |
Short-term borrowings | 5,450 | 2,625
Securities sold under agreements to repurchase | Up to 30 days | U.S. Treasury |  |
Offsetting Liabilities [Line Items] |  |
Short-term borrowings | 0 | 0
Securities sold under agreements to repurchase | Up to 30 days | State and Municipal |  |
Offsetting Liabilities [Line Items] |  |
Short-term borrowings | 0 | 0
Securities sold under agreements to repurchase | Up to 30 days | Agency MBS – residential |  |
Offsetting Liabilities [Line Items] |  |
Short-term borrowings | 1,150 | 298
Securities sold under agreements to repurchase | Up to 30 days | Corporate and other debt securities |  |
Offsetting Liabilities [Line Items] |  |
Short-term borrowings | $ 4,300 | $ 2,327

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