v3.25.4
Assets pledged, collateral received and assets transferred - Assets pledged and collateral received (Details) - USD ($)
$ in Millions
Dec. 31, 2025
Dec. 31, 2024
Disclosure of financial assets [line items]    
Financial assets pledged as collateral $ 298,128 $ 264,120
Financial assets pledged as collateral which the counterparty has the right to sell or repledge 160,101 132,111
Assets accepted as collateral that can be sold or repledged in the absence of default 647,700 515,300
Assets accepted as collateral and sold or repledged 378,800 293,500
Trading assets    
Disclosure of financial assets [line items]    
Financial assets pledged as collateral which the counterparty has the right to sell or repledge 95,938 84,863
Financial investments    
Disclosure of financial assets [line items]    
Financial assets pledged as collateral which the counterparty has the right to sell or repledge 64,163 47,248
Treasury and other eligible bills    
Disclosure of financial assets [line items]    
Financial assets pledged as collateral 23,482 17,713
Loans and advances to banks    
Disclosure of financial assets [line items]    
Financial assets pledged as collateral 16,452 14,880
Loans and advances to customers    
Disclosure of financial assets [line items]    
Financial assets pledged as collateral 20,416 24,524
Debt securities    
Disclosure of financial assets [line items]    
Financial assets pledged as collateral 124,971 91,975
Equity securities    
Disclosure of financial assets [line items]    
Financial assets pledged as collateral 51,213 51,642
Other    
Disclosure of financial assets [line items]    
Financial assets pledged as collateral $ 61,594 $ 63,386