v3.26.1
Trading Assets and Liabilities - Summary of Trading Assets and Liabilities (Detail) - USD ($)
$ in Millions
Mar. 31, 2026
Dec. 31, 2025
Trading assets (at fair value) $ 758,018 $ 656,796
Trading liabilities 312,220 262,552
Trading cash instruments    
Trading assets (at fair value) 693,966 603,843
Trading liabilities 222,020 178,147
Derivatives    
Trading assets (at fair value) 64,052 52,953
Trading liabilities $ 90,200 $ 84,405