v3.26.1
Derivative instruments (Detail) - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
Derivative [Line Items]    
Derivative financial assets $ 193,158 $ 147,778
Derivative financial liabilities 199,336 156,243
Notional amounts 41,860,000 35,874,000
Interest rate    
Derivative [Line Items]    
Derivative financial assets 33,300 34,800
Derivative financial liabilities 28,200 30,900
Notional amounts 30,728,000 25,426,000
Foreign exchange    
Derivative [Line Items]    
Derivative financial assets 62,200 48,700
Derivative financial liabilities 57,300 49,900
Notional amounts 8,617,000 8,151,000
Equity / index    
Derivative [Line Items]    
Derivative financial assets 85,600 50,800
Derivative financial liabilities 101,800 62,600
Notional amounts 1,933,000 1,789,000
Credit derivatives    
Derivative [Line Items]    
Derivative financial assets 4,400 3,900
Derivative financial liabilities 5,400 4,400
Notional amounts 185,000 163,000
Commodities    
Derivative [Line Items]    
Derivative financial assets 6,600 9,200
Derivative financial liabilities 5,600 8,000
Notional amounts 191,000 250,000
Other    
Derivative [Line Items]    
Derivative financial assets 1,100 400
Derivative financial liabilities 1,100 500
Notional amounts $ 206,000 $ 95,000