v3.25.4
Significant Accounting Policies - Additional Information (Detail) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Summary of Accounting and Financial Policies [Line Items]      
Firm's revenues from contracts with clients as a percentage of firm's total non-interest revenues 50.00% 45.00% 45.00%
Investment banking revenues from contracts with clients as a percentage of firms' investment banking revenue 85.00% 85.00% 85.00%
Investment management revenues from contracts with clients as a percentage of firm's investment management revenue 95.00% 95.00% 95.00%
Cash and cash equivalents due from banks $ 6,520 $ 5,360  
Interest-bearing deposits with banks 157,740 176,730  
Cash segregated for regulatory and other purposes 14,800 14,840  
Receivable from customers and counterparties 125,000 92,880  
Receivables from brokers, dealers and clearing organizations 60,840 40,840  
Firm's receivables from contracts with clients 4,160 4,080  
Payables to customers and counterparties 224,460 217,150  
Payables to brokers, dealers and clearing organizations 7,410 $ 6,110  
Maximum      
Summary of Accounting and Financial Policies [Line Items]      
Annual average revenues associated with known remaining performance obligations $ 350