v3.25.4
Fair Value Hierarchy - Financial Assets and Financial Liabilities by Level (Detail) - USD ($)
$ in Millions
Dec. 31, 2025
Dec. 31, 2024
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Resale agreements $ 126,007 $ 179,793
Securities borrowed 51,581 46,902
Customer and other receivables 315 23
Other assets 180 194
Total 178,083 226,912
Deposits (76,569) (44,855)
Repurchase agreements (223,384) (274,380)
Securities loaned (11,995) (10,246)
Other secured financings (27,833) (27,985)
Unsecured borrowings: Short-term (59,758) (50,367)
Unsecured borrowings: Long-term (112,683) (89,189)
Other liabilities (111) (84)
Total financial liabilities at fair value (512,333) (497,106)
Level 1    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Resale agreements 0 0
Securities borrowed 0 0
Customer and other receivables 0 0
Other assets 0 0
Total 0 0
Deposits 0 0
Repurchase agreements 0 0
Securities loaned 0 0
Other secured financings 0 0
Unsecured borrowings: Short-term 0 0
Unsecured borrowings: Long-term 0 0
Other liabilities 0 0
Total financial liabilities at fair value 0 0
Level 2    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Resale agreements 126,007 179,793
Securities borrowed 51,581 46,902
Customer and other receivables 315 23
Other assets 0 0
Total 177,903 226,718
Deposits (73,344) (41,810)
Repurchase agreements (223,384) (274,380)
Securities loaned (11,995) (10,246)
Other secured financings (27,340) (27,434)
Unsecured borrowings: Short-term (52,093) (45,073)
Unsecured borrowings: Long-term (96,858) (75,810)
Other liabilities (6) (8)
Total financial liabilities at fair value (485,020) (474,761)
Level 3    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Resale agreements 0 0
Securities borrowed 0 0
Customer and other receivables 0 0
Other assets 180 194
Total 180 194
Deposits (3,225) (3,045)
Repurchase agreements 0 0
Securities loaned 0 0
Other secured financings (493) (551)
Unsecured borrowings: Short-term (7,665) (5,294)
Unsecured borrowings: Long-term (15,825) (13,379)
Other liabilities (105) (76)
Total financial liabilities at fair value $ (27,313) $ (22,345)