v3.26.1
Revenue and Expenses, Net Gains (Losses) from Trading Activities (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Net Gains (Losses) from Trading Activities [Line Items]    
Total net gains (losses) from trading activities $ 1,351 $ 1,384
Interest rate [Member]    
Net Gains (Losses) from Trading Activities [Line Items]    
Total net gains (losses) from trading activities 564 1,319
Commodity [Member]    
Net Gains (Losses) from Trading Activities [Line Items]    
Total net gains (losses) from trading activities 260 232
Equity [Member]    
Net Gains (Losses) from Trading Activities [Line Items]    
Total net gains (losses) from trading activities 448 341
Foreign exchange [Member]    
Net Gains (Losses) from Trading Activities [Line Items]    
Total net gains (losses) from trading activities 92 (683)
Credit [Member]    
Net Gains (Losses) from Trading Activities [Line Items]    
Total net gains (losses) from trading activities $ (13) $ 175