Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies - Other Guarantees (Details)

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Commitments and Contingencies - Other Guarantees (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2024
Dec. 31, 2023
Loss Contingencies [Line Items]    
Loss contingency accrual $ 2,800  
Subsidiary, ownership interest, percentage 100.00%  
Merchant Processing Servicers, Sponsored Entities    
Loss Contingencies [Line Items]    
Transactions processed by sponsored entities $ 324,000  
Life Insurance Book Value Protection    
Loss Contingencies [Line Items]    
Notional amount of derivatives 3,500 $ 3,800
Maximum potential exposure 527 577
FICC Repo Program    
Loss Contingencies [Line Items]    
Maximum potential exposure 104,200 132,500
Representations and Warranties Obligations and Corporate Guarantees    
Loss Contingencies [Line Items]    
Loss contingency accrual $ 305 $ 604