v3.26.3
Fair Value Measurement - Carrying Value and Estimated Fair Value (Details) - USD ($)
$ in Millions
Sep. 30, 2026
Dec. 31, 2025
Financial assets    
Cash and due from banks $ 21,259 $ 21,742
Deposits with banks 305,012 321,596
Federal funds sold and securities purchased under resale agreements 461,851 336,426
Investment securities, held-to-maturity 248,733 253,344
Loans, net of allowance for loan losses 71,658 70,684
Financial liabilities    
Beneficial interests issued by consolidated VIEs 28,228 27,951
Carrying value    
Financial assets    
Cash and due from banks 21,300 21,700
Deposits with banks 305,000 321,600
Accrued interest and accounts receivable 164,600 111,100
Federal funds sold and securities purchased under resale agreements 13,400 9,400
Securities borrowed 204,400 188,100
Investment securities, held-to-maturity 274,600 270,100
Loans, net of allowance for loan losses 1,486,700 1,397,000
Other 99,100 93,000
Financial liabilities    
Deposits 2,746,700 2,538,400
Federal funds purchased and securities loaned or sold under repurchase agreements 109,700 82,200
Short-term borrowings 42,100 32,300
Accounts payable and other liabilities 307,200 262,600
Beneficial interests issued by consolidated VIEs 28,200 27,900
Long-term debt 300,700 300,600
Wholesale lending-related commitments 3,500 3,200
Total estimated fair value    
Financial assets    
Cash and due from banks 21,300 21,700
Deposits with banks 305,000 321,600
Accrued interest and accounts receivable 164,600 111,100
Federal funds sold and securities purchased under resale agreements 13,400 9,400
Securities borrowed 204,400 188,100
Investment securities, held-to-maturity 248,700 253,300
Loans, net of allowance for loan losses 1,479,700 1,403,800
Other 99,400 93,200
Financial liabilities    
Deposits 2,747,200 2,538,800
Federal funds purchased and securities loaned or sold under repurchase agreements 109,700 82,200
Short-term borrowings 42,300 32,300
Accounts payable and other liabilities 305,800 261,700
Beneficial interests issued by consolidated VIEs 28,300 28,000
Long-term debt 301,800 305,100
Wholesale lending-related commitments 4,700 4,500
Total estimated fair value | Level 1    
Financial assets    
Cash and due from banks 21,300 21,700
Deposits with banks 305,000 321,600
Accrued interest and accounts receivable 0 0
Federal funds sold and securities purchased under resale agreements 0 0
Securities borrowed 0 0
Investment securities, held-to-maturity 144,900 126,400
Loans, net of allowance for loan losses 0 0
Other 0 0
Financial liabilities    
Deposits 0 0
Federal funds purchased and securities loaned or sold under repurchase agreements 0 0
Short-term borrowings 0 0
Accounts payable and other liabilities 0 0
Beneficial interests issued by consolidated VIEs 0 0
Long-term debt 0 0
Wholesale lending-related commitments 0 0
Total estimated fair value | Level 2    
Financial assets    
Cash and due from banks 0 0
Deposits with banks 0 0
Accrued interest and accounts receivable 164,400 111,000
Federal funds sold and securities purchased under resale agreements 13,400 9,400
Securities borrowed 204,400 188,100
Investment securities, held-to-maturity 103,800 126,900
Loans, net of allowance for loan losses 390,800 314,600
Other 98,700 91,700
Financial liabilities    
Deposits 2,747,200 2,538,800
Federal funds purchased and securities loaned or sold under repurchase agreements 109,700 82,200
Short-term borrowings 42,300 32,300
Accounts payable and other liabilities 293,900 248,700
Beneficial interests issued by consolidated VIEs 28,300 28,000
Long-term debt 250,300 253,000
Wholesale lending-related commitments 0 0
Total estimated fair value | Level 3    
Financial assets    
Cash and due from banks 0 0
Deposits with banks 0 0
Accrued interest and accounts receivable 200 100
Federal funds sold and securities purchased under resale agreements 0 0
Securities borrowed 0 0
Investment securities, held-to-maturity 0 0
Loans, net of allowance for loan losses 1,088,900 1,089,200
Other 700 1,500
Financial liabilities    
Deposits 0 0
Federal funds purchased and securities loaned or sold under repurchase agreements 0 0
Short-term borrowings 0 0
Accounts payable and other liabilities 11,900 13,000
Beneficial interests issued by consolidated VIEs 0 0
Long-term debt 51,500 52,100
Wholesale lending-related commitments $ 4,700 $ 4,500