v3.26.1
Commitments, Guarantees and Contingencies - Obligations under Guarantee Arrangements (Details)
$ in Millions
Mar. 31, 2026
USD ($)
Non-credit derivatives  
Guarantees  
Carrying Amount Asset (Liability) $ (58,510)
Non-credit derivatives | Less Than 1 (Year)  
Guarantees  
Maximum potential payout/notional 1,522,376
Non-credit derivatives | 1 - 3 (Years)  
Guarantees  
Maximum potential payout/notional 795,403
Non-credit derivatives | 3 - 5 (Years)  
Guarantees  
Maximum potential payout/notional 210,745
Non-credit derivatives | Over 5 (Years)  
Guarantees  
Maximum potential payout/notional 602,124
Standby letters of credit and other financial guarantees issued  
Guarantees  
Carrying Amount Asset (Liability) 15
Standby letters of credit 600
Allowance for credit loss 52
Standby letters of credit and other financial guarantees issued | Less Than 1 (Year)  
Guarantees  
Maximum potential payout/notional 1,672
Standby letters of credit and other financial guarantees issued | 1 - 3 (Years)  
Guarantees  
Maximum potential payout/notional 957
Standby letters of credit and other financial guarantees issued | 3 - 5 (Years)  
Guarantees  
Maximum potential payout/notional 1,264
Standby letters of credit and other financial guarantees issued | Over 5 (Years)  
Guarantees  
Maximum potential payout/notional 2,577
Liquidity facilities  
Guarantees  
Carrying Amount Asset (Liability) 3
Liquidity facilities | Less Than 1 (Year)  
Guarantees  
Maximum potential payout/notional 3,549
Liquidity facilities | 1 - 3 (Years)  
Guarantees  
Maximum potential payout/notional 0
Liquidity facilities | 3 - 5 (Years)  
Guarantees  
Maximum potential payout/notional 0
Liquidity facilities | Over 5 (Years)  
Guarantees  
Maximum potential payout/notional 0
Whole loan sales guarantees  
Guarantees  
Carrying Amount Asset (Liability) 0
Whole loan sales guarantees | Less Than 1 (Year)  
Guarantees  
Maximum potential payout/notional 34
Whole loan sales guarantees | 1 - 3 (Years)  
Guarantees  
Maximum potential payout/notional 0
Whole loan sales guarantees | 3 - 5 (Years)  
Guarantees  
Maximum potential payout/notional 1
Whole loan sales guarantees | Over 5 (Years)  
Guarantees  
Maximum potential payout/notional 23,071
Securitization representations and warranties  
Guarantees  
Carrying Amount Asset (Liability) 0
Securitization representations and warranties | Less Than 1 (Year)  
Guarantees  
Maximum potential payout/notional 0
Securitization representations and warranties | 1 - 3 (Years)  
Guarantees  
Maximum potential payout/notional 0
Securitization representations and warranties | 3 - 5 (Years)  
Guarantees  
Maximum potential payout/notional 0
Securitization representations and warranties | Over 5 (Years)  
Guarantees  
Maximum potential payout/notional 98,492
General partner guarantees  
Guarantees  
Carrying Amount Asset (Liability) (58)
General partner guarantees | Less Than 1 (Year)  
Guarantees  
Maximum potential payout/notional 122
General partner guarantees | 1 - 3 (Years)  
Guarantees  
Maximum potential payout/notional 119
General partner guarantees | 3 - 5 (Years)  
Guarantees  
Maximum potential payout/notional 95
General partner guarantees | Over 5 (Years)  
Guarantees  
Maximum potential payout/notional 27
Client clearing guarantees  
Guarantees  
Carrying Amount Asset (Liability) 0
Client clearing guarantees | Less Than 1 (Year)  
Guarantees  
Maximum potential payout/notional 1,957
Client clearing guarantees | 1 - 3 (Years)  
Guarantees  
Maximum potential payout/notional 0
Client clearing guarantees | 3 - 5 (Years)  
Guarantees  
Maximum potential payout/notional 0
Client clearing guarantees | Over 5 (Years)  
Guarantees  
Maximum potential payout/notional $ 0