v3.26.1
Derivatives and Hedging Activities - Schedule of Fair Values, Volume of Activity and Gain (Loss) Information Related to Derivative Instruments (Details) - USD ($)
$ in Millions
Mar. 31, 2026
Dec. 31, 2025
Derivatives, Fair Value [Line Items]    
Notional Amount $ 153,783 $ 154,866
Derivative Assets 663 472
Derivative assets, netting adjustments (295) (297)
Derivative Assets, net 368 153
Derivative Liabilities 1,077 927
Derivative liabilities, netting adjustments (485) (274)
Derivative Liabilities, net 588 652
Amount of offset in excess of collateral posted 246 165
Amount of offset in excess of securities collateral posted 261 218
Amount of offset in excess of cash collateral held 9 3
Amount of offset in excess of securities collateral held   78
Hedge accounting basis adjustment - discontinued hedges    
Derivatives, Fair Value [Line Items]    
Notional Amount 93,223 90,638
Derivative Assets 643 485
Derivative Liabilities 1,075 923
Interest rate | Hedge accounting basis adjustment - active hedges    
Derivatives, Fair Value [Line Items]    
Notional Amount 60,560 64,228
Derivative Assets 20 (13)
Derivative Liabilities 2 4
Interest rate | Hedge accounting basis adjustment - discontinued hedges    
Derivatives, Fair Value [Line Items]    
Notional Amount 74,208 74,994
Derivative Assets 95 145
Derivative Liabilities 580 573
Foreign exchange | Hedge accounting basis adjustment - discontinued hedges    
Derivatives, Fair Value [Line Items]    
Notional Amount 6,180 5,767
Derivative Assets 90 83
Derivative Liabilities 84 80
Commodity | Hedge accounting basis adjustment - discontinued hedges    
Derivatives, Fair Value [Line Items]    
Notional Amount 6,903 5,553
Derivative Assets 406 249
Derivative Liabilities 394 237
Credit | Hedge accounting basis adjustment - discontinued hedges    
Derivatives, Fair Value [Line Items]    
Notional Amount 118 107
Derivative Assets 0 0
Derivative Liabilities 1 8
Other | Hedge accounting basis adjustment - discontinued hedges    
Derivatives, Fair Value [Line Items]    
Notional Amount 5,814 4,217
Derivative Assets 52 8
Derivative Liabilities 16 25
Net derivatives    
Derivatives, Fair Value [Line Items]    
Notional Amount 153,783 154,866
Derivative Assets, net 368 175
Derivative Liabilities, net 592 653
Other collateral    
Derivatives, Fair Value [Line Items]    
Notional Amount 0 0
Derivative Assets, net 0 (22)
Derivative Liabilities, net $ (4) $ (1)