Derivative Instruments - Notional Amount of Derivative Contracts (Details) - USD ($) $ in Billions	Dec. 31, 2025	Dec. 31, 2024
Notional amount of derivative contracts outstanding
Derivative notional amounts	$ 50,642	$ 47,723
Interest rate contracts
Notional amount of derivative contracts outstanding
Derivative notional amounts	29,536	29,660
Swaps
Notional amount of derivative contracts outstanding
Derivative notional amounts	19,056	20,437
Futures and forwards
Notional amount of derivative contracts outstanding
Derivative notional amounts	3,305	3,067
Options | Written options
Notional amount of derivative contracts outstanding
Derivative notional amounts	3,775	3,067
Options | Purchased options
Notional amount of derivative contracts outstanding
Derivative notional amounts	3,400	3,089
Net credit derivatives
Notional amount of derivative contracts outstanding
Derivative notional amounts	1,381	1,191
Foreign exchange contracts
Notional amount of derivative contracts outstanding
Derivative notional amounts	15,595	13,513
Cross-currency swaps
Notional amount of derivative contracts outstanding
Derivative notional amounts	5,476	4,509
Spot, futures and forwards
Notional amount of derivative contracts outstanding
Derivative notional amounts	8,187	7,005
Options | Written options
Notional amount of derivative contracts outstanding
Derivative notional amounts	979	1,015
Options | Purchased options
Notional amount of derivative contracts outstanding
Derivative notional amounts	953	984
Equity contracts
Notional amount of derivative contracts outstanding
Derivative notional amounts	3,432	2,758
Swaps
Notional amount of derivative contracts outstanding
Derivative notional amounts	1,147	850
Futures and forwards
Notional amount of derivative contracts outstanding
Derivative notional amounts	196	206
Options | Written options
Notional amount of derivative contracts outstanding
Derivative notional amounts	1,118	914
Options | Purchased options
Notional amount of derivative contracts outstanding
Derivative notional amounts	971	788
Commodity contracts
Notional amount of derivative contracts outstanding
Derivative notional amounts	698	601
Swaps
Notional amount of derivative contracts outstanding
Derivative notional amounts	189	148
Spot, futures and forwards
Notional amount of derivative contracts outstanding
Derivative notional amounts	270	191
Options | Written options
Notional amount of derivative contracts outstanding
Derivative notional amounts	119	137
Options | Purchased options
Notional amount of derivative contracts outstanding
Derivative notional amounts	$ 120	$ 125