v3.25.2
Off-balance Sheet Lending-related Financial Instruments, Guarantees, and Other Commitments (Details) - USD ($)
$ in Millions
Jun. 30, 2025
Dec. 31, 2024
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]    
Total lending-related commitments $ 1,656,993 $ 1,577,622
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring in 1 year or less 1,208,273  
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring after 1 year through 3 years 202,747  
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring after 3 years through 5 years 209,720  
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring after 5 years 36,253  
Off-balance sheet lending-related financial commitments, Carrying value 4,339 3,689
Total Consumer    
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]    
Total lending-related commitments 1,097,339 1,046,155
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring in 1 year or less 1,076,133  
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring after 1 year through 3 years 6,598  
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring after 3 years through 5 years 4,062  
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring after 5 years 10,546  
Off-balance sheet lending-related financial commitments, Carrying value 419 571
Total consumer, excluding credit card    
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]    
Total lending-related commitments 47,064 44,844
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring in 1 year or less 25,858  
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring after 1 year through 3 years 6,598  
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring after 3 years through 5 years 4,062  
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring after 5 years 10,546  
Off-balance sheet lending-related financial commitments, Carrying value 419 571
Residential real estate    
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]    
Total lending-related commitments 31,936 30,349
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring in 1 year or less 14,512  
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring after 1 year through 3 years 6,597  
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring after 3 years through 5 years 4,058  
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring after 5 years 6,769  
Off-balance sheet lending-related financial commitments, Carrying value 408 534
Auto and other    
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]    
Total lending-related commitments 15,128 14,495
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring in 1 year or less 11,346  
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring after 1 year through 3 years 1  
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring after 3 years through 5 years 4  
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring after 5 years 3,777  
Off-balance sheet lending-related financial commitments, Carrying value 11 37
Credit card    
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]    
Total lending-related commitments 1,050,275 1,001,311
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring in 1 year or less 1,050,275  
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring after 1 year through 3 years 0  
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring after 3 years through 5 years 0  
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring after 5 years 0  
Off-balance sheet lending-related financial commitments, Carrying value 0 0
Total wholesale    
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]    
Total lending-related commitments 559,654 531,467
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring in 1 year or less 132,140  
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring after 1 year through 3 years 196,149  
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring after 3 years through 5 years 205,658  
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring after 5 years 25,707  
Off-balance sheet lending-related financial commitments, Carrying value 3,920 3,118
Other unfunded commitments to extend credit    
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]    
Total lending-related commitments 526,685 498,437
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring in 1 year or less 112,561  
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring after 1 year through 3 years 187,746  
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring after 3 years through 5 years 201,445  
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring after 5 years 24,933  
Off-balance sheet lending-related financial commitments, Carrying value 3,230 2,608
Off balance sheet lending related financial instruments guarantees and other commitments - supplemental information    
Risk participations for other unfunded commitments to extend credit 155 85
Standby letters of credit and other financial guarantees    
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]    
Total lending-related commitments 28,637 28,676
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring in 1 year or less 15,793  
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring after 1 year through 3 years 8,108  
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring after 3 years through 5 years 4,202  
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring after 5 years 534  
Off-balance sheet lending-related financial commitments, Carrying value 674 473
Other guarantees and commitments, Carrying value 438 379
Off balance sheet lending related financial instruments guarantees and other commitments - supplemental information    
Risk participations for standby letters of credit and other financial guarantees 9,500 9,500
Other letters of credit    
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]    
Total lending-related commitments 4,332 4,354
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring in 1 year or less 3,786  
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring after 1 year through 3 years 295  
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring after 3 years through 5 years 11  
Off-balance sheet lending-related financial commitments, Contractual amount, Expiring after 5 years 240  
Off-balance sheet lending-related financial commitments, Carrying value 16 37
Other guarantees and commitments, Carrying value 0 0
Off balance sheet lending related financial instruments guarantees and other commitments - supplemental information    
Risk participations for other letters of credit 699 556
Securities lending indemnification agreements and guarantees    
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]    
Other guarantees and commitments, Contractual amount 366,566 310,046
Other guarantees and commitments, Contractual amount, Expiring in 1 year or less 366,566  
Other guarantees and commitments, Contractual amount, Expiring after 1 year through 3 years 0  
Other guarantees and commitments, Contractual amount, Expiring after 3 years through 5 years 0  
Other guarantees and commitments, Contractual amount, Expiring after 5 years 0  
Other guarantees and commitments, Carrying value 0 0
Off balance sheet lending related financial instruments guarantees and other commitments - supplemental information    
Collateral held in support of securities lending indemnification agreements 388,500 328,700
Derivatives qualifying as guarantees    
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]    
Other guarantees and commitments, Contractual amount 48,420 49,628
Other guarantees and commitments, Contractual amount, Expiring in 1 year or less 1,550  
Other guarantees and commitments, Contractual amount, Expiring after 1 year through 3 years 86  
Other guarantees and commitments, Contractual amount, Expiring after 3 years through 5 years 9,699  
Other guarantees and commitments, Contractual amount, Expiring after 5 years 37,085  
Other guarantees and commitments, Carrying value 9 113
Unsettled resale and securities borrowed agreements    
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]    
Other guarantees and commitments, Contractual amount 157,377 115,939
Other guarantees and commitments, Contractual amount, Expiring in 1 year or less 154,920  
Other guarantees and commitments, Contractual amount, Expiring after 1 year through 3 years 1,207  
Other guarantees and commitments, Contractual amount, Expiring after 3 years through 5 years 1,250  
Other guarantees and commitments, Contractual amount, Expiring after 5 years 0  
Other guarantees and commitments, Carrying value 1 2
Unsettled repurchase and securities loaned agreements    
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]    
Other guarantees and commitments, Contractual amount 100,384 66,986
Other guarantees and commitments, Contractual amount, Expiring in 1 year or less 99,797  
Other guarantees and commitments, Contractual amount, Expiring after 1 year through 3 years 587  
Other guarantees and commitments, Contractual amount, Expiring after 3 years through 5 years 0  
Other guarantees and commitments, Contractual amount, Expiring after 5 years 0  
Other guarantees and commitments, Carrying value 0 (2)
Mortgage repurchase liability    
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]    
Loan sale and securitization-related indemnifications, Mortgage repurchase liability, Carrying value 46 45
Loans sold with recourse    
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]    
Loan sale and securitization-related indemnifications, Loans sold with recourse, Contractual amount 1,697 1,189
Loan sale and securitization-related indemnifications, Loans sold with recourse, Carrying value 19 23
Exchange & clearing house guarantees and commitments    
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]    
Other guarantees and commitments, Contractual amount 243,239 401,486
Other guarantees and commitments, Contractual amount, Expiring in 1 year or less 243,239  
Other guarantees and commitments, Carrying value 0 0
Other guarantees and commitments    
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]    
Other guarantees and commitments, Contractual amount 13,004 12,396
Other guarantees and commitments, Contractual amount, Expiring in 1 year or less 10,770  
Other guarantees and commitments, Contractual amount, Expiring after 1 year through 3 years 1,002  
Other guarantees and commitments, Contractual amount, Expiring after 3 years through 5 years 458  
Other guarantees and commitments, Contractual amount, Expiring after 5 years 774  
Other guarantees and commitments, Carrying value $ 27 $ 28