v3.26.1
Loans, Lending Commitments and Related Allowance for Credit Losses - Past Due Loans Held for Investment Modified in the Last 12 Months (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
Jun. 30, 2025
Financing Receivable, Modified, Subsequent Default [Line Items]      
Total $ 290,566 $ 269,852  
Total      
Financing Receivable, Modified, Subsequent Default [Line Items]      
Total 705   $ 786
Current and less than 30 days past due      
Financing Receivable, Modified, Subsequent Default [Line Items]      
Total 700   784
30-89 days past due      
Financing Receivable, Modified, Subsequent Default [Line Items]      
Total 5   0
90+ days past due      
Financing Receivable, Modified, Subsequent Default [Line Items]      
Total 0   2
Corporate      
Financing Receivable, Modified, Subsequent Default [Line Items]      
Total 8,955 7,277  
Corporate | Total      
Financing Receivable, Modified, Subsequent Default [Line Items]      
Total 76   152
Corporate | Current and less than 30 days past due      
Financing Receivable, Modified, Subsequent Default [Line Items]      
Total 76   152
Corporate | 30-89 days past due      
Financing Receivable, Modified, Subsequent Default [Line Items]      
Total 0   0
Corporate | 90+ days past due      
Financing Receivable, Modified, Subsequent Default [Line Items]      
Total 0   0
Secured lending facilities      
Financing Receivable, Modified, Subsequent Default [Line Items]      
Total 73,537 69,149  
Secured lending facilities | Total      
Financing Receivable, Modified, Subsequent Default [Line Items]      
Total 7    
Secured lending facilities | Current and less than 30 days past due      
Financing Receivable, Modified, Subsequent Default [Line Items]      
Total 7    
Secured lending facilities | 30-89 days past due      
Financing Receivable, Modified, Subsequent Default [Line Items]      
Total 0    
Secured lending facilities | 90+ days past due      
Financing Receivable, Modified, Subsequent Default [Line Items]      
Total 0    
Commercial real estate      
Financing Receivable, Modified, Subsequent Default [Line Items]      
Total 7,878 8,039  
Commercial real estate | Total      
Financing Receivable, Modified, Subsequent Default [Line Items]      
Total 196   546
Commercial real estate | Current and less than 30 days past due      
Financing Receivable, Modified, Subsequent Default [Line Items]      
Total 196   546
Commercial real estate | 30-89 days past due      
Financing Receivable, Modified, Subsequent Default [Line Items]      
Total 0   0
Commercial real estate | 90+ days past due      
Financing Receivable, Modified, Subsequent Default [Line Items]      
Total 0   0
Residential real estate      
Financing Receivable, Modified, Subsequent Default [Line Items]      
Total 75,627 72,403  
Residential real estate | Total      
Financing Receivable, Modified, Subsequent Default [Line Items]      
Total 6   4
Residential real estate | Current and less than 30 days past due      
Financing Receivable, Modified, Subsequent Default [Line Items]      
Total 6   2
Residential real estate | 30-89 days past due      
Financing Receivable, Modified, Subsequent Default [Line Items]      
Total 0   0
Residential real estate | 90+ days past due      
Financing Receivable, Modified, Subsequent Default [Line Items]      
Total 0   2
Securities-based lending and Other      
Financing Receivable, Modified, Subsequent Default [Line Items]      
Total 124,569 $ 112,984  
Securities-based lending and Other | Total      
Financing Receivable, Modified, Subsequent Default [Line Items]      
Total 420   84
Securities-based lending and Other | Current and less than 30 days past due      
Financing Receivable, Modified, Subsequent Default [Line Items]      
Total 415   84
Securities-based lending and Other | 30-89 days past due      
Financing Receivable, Modified, Subsequent Default [Line Items]      
Total 5   0
Securities-based lending and Other | 90+ days past due      
Financing Receivable, Modified, Subsequent Default [Line Items]      
Total $ 0   $ 0