v3.26.1
Accounting for Derivative Instruments and Hedging Activities - Pre-tax Effects of Economic Hedges Not Designated as Cash Flow Hedges (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Unrealized mark-to-market results        
Reversal of previously recognized unrealized losses/(gains) on settled positions related to economic hedges $ 181 $ 120 $ 147 $ (98)
Reversal of acquired loss positions related to economic hedges 6 9 16 5
Net unrealized gains/(losses) on open positions related to economic hedges 102 (412) (79) 141
Total unrealized mark-to-market gains/(losses) for economic hedging activities 289 (283) 84 48
Reversal of previously recognized unrealized losses on settled positions related to trading activity 4 3 4 2
Net unrealized (losses)/gains on open positions related to trading activity (6) 11 (13) 8
Total unrealized mark-to-market (losses)/gains for trading activity (2) 14 (9) 10
Total unrealized gains/(losses) - commodities and foreign exchange 287 (269) 75 58
Credit Risk Related Contingent Features        
Collateral due on net liability position that has not been called by a certain marginable agreement counterparty 357   357  
Additional collateral required 61   61  
Adequate Assurance Clauses        
Credit Risk Related Contingent Features        
Derivative net liability position, collateral required for contracts with credit rating contingent feature 666   666  
Interest rate contracts        
Unrealized mark-to-market results        
Total unrealized gains/(losses) - commodities and foreign exchange 8 (5) 14 (14)
Commodities | Location, Statement of Income, Balance [Axis]: us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization        
Unrealized mark-to-market results        
Total unrealized gains/(losses) - commodities and foreign exchange 266 (266) 98 84
Commodities | Location, Statement of Income, Balance [Axis]: us-gaap:Revenues        
Unrealized mark-to-market results        
Total unrealized gains/(losses) - commodities and foreign exchange 16 13 (33) (6)
Foreign exchange | Location, Statement of Income, Balance [Axis]: us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization        
Unrealized mark-to-market results        
Total unrealized gains/(losses) - commodities and foreign exchange 5 (16) 10 (20)
Commodities and foreign exchange        
Unrealized mark-to-market results        
Total unrealized gains/(losses) - commodities and foreign exchange 287 (269) 75 58
Consumer financing program        
Unrealized mark-to-market results        
Total unrealized gains/(losses) - commodities and foreign exchange (1) 0 (4) (8)
Deferred gains/losses on NPNS contracts(a)        
Unrealized mark-to-market results        
Reversal of previously recognized unrealized losses/(gains) on settled positions related to economic hedges $ 38 $ 30 $ (13) $ (53)