Offsetting of Derivatives - Assets (Details) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Offsetting Assets [Line Items]
Derivative Assets	$ 5,447	$ 6,581
Netting Adjustment	(2,998)	(3,906)
Cash collateral netting	(983)	(2,174)
Derivative Asset	1,466	501
Gross amount not offset in the consolidated balance sheets	(1,155)	(190)
Net Amount	311	311
Other
Offsetting Assets [Line Items]
Derivative Assets	73	94
OTC derivatives
Offsetting Assets [Line Items]
Derivative Assets	5,247	6,360
Cleared and exchange-traded derivatives
Offsetting Assets [Line Items]
Derivative Assets	77	74
Mortgage commitments derivatives
Offsetting Assets [Line Items]
Derivative Assets	$ 50	$ 53