Quarterly report [Sections 13 or 15(d)]

Securitizations and Other Variable Interest Entities - Mortgage and Home Equity Securitizations (Details)

v3.26.1
Securitizations and Other Variable Interest Entities - Mortgage and Home Equity Securitizations (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Mar. 31, 2026
Dec. 31, 2025
Jun. 30, 2025
Mar. 31, 2025
Dec. 31, 2024
On-balance sheet assets            
Trading account assets $ 358,748   $ 366,954      
Debt securities carried at fair value 363,419   402,975      
Held-to-maturity securities 505,828   522,685      
Loans and leases 1,217,619   1,185,700      
Allowance for loan and lease losses 13,114 $ 13,148 13,203 $ 13,291 $ 13,256 $ 13,240
All other assets 175,164   164,986      
Total assets 3,499,191   3,411,738 $ 3,440,798    
Total liabilities 3,198,097   3,108,495      
Consolidated VIEs            
On-balance sheet assets            
Trading account assets 7,703   7,139      
Loans and leases 17,905   17,875      
Allowance for loan and lease losses 858   871      
All other assets 889   709      
Total assets 25,639   24,852      
Total liabilities 14,539   12,644      
Agency | Unconsolidated VIEs            
Variable Interest Entity [Line Items]            
Maximum loss exposure 6,560   6,869      
On-balance sheet assets            
All other assets 0   0      
Total assets 6,560   6,869      
Principal balance outstanding 63,495   65,290      
Agency | Consolidated VIEs            
Variable Interest Entity [Line Items]            
Maximum loss exposure 737   939      
On-balance sheet assets            
Trading account assets 737   939      
Loans and leases 0   0      
Allowance for loan and lease losses 0   0      
All other assets 0   0      
Total assets 737   939      
Total liabilities 0   0      
Agency | Senior securities: | Unconsolidated VIEs            
On-balance sheet assets            
Trading account assets 242   218      
Debt securities carried at fair value 1,913   2,050      
Held-to-maturity securities 4,405   4,601      
Residential Mortgage | Prime and Alt-A | Unconsolidated VIEs            
Variable Interest Entity [Line Items]            
Maximum loss exposure 12   11      
On-balance sheet assets            
All other assets 2   2      
Total assets 12   11      
Principal balance outstanding 10,666   11,242      
Residential Mortgage | Prime and Alt-A | Consolidated VIEs            
Variable Interest Entity [Line Items]            
Maximum loss exposure 0   0      
On-balance sheet assets            
Trading account assets 0   0      
Loans and leases 0   0      
Allowance for loan and lease losses 0   0      
All other assets 0   0      
Total assets 0   0      
Total liabilities 0   0      
Residential Mortgage | Prime and Alt-A | Senior securities: | Unconsolidated VIEs            
On-balance sheet assets            
Trading account assets 10   9      
Debt securities carried at fair value 0   0      
Held-to-maturity securities 0   0      
Residential Mortgage | Subprime | Unconsolidated VIEs            
Variable Interest Entity [Line Items]            
Maximum loss exposure 346   495      
On-balance sheet assets            
All other assets 28   17      
Total assets 253   430      
Principal balance outstanding 3,686   3,775      
Residential Mortgage | Subprime | Consolidated VIEs            
Variable Interest Entity [Line Items]            
Maximum loss exposure 0   30      
On-balance sheet assets            
Trading account assets 0   245      
Loans and leases 0   0      
Allowance for loan and lease losses 0   0      
All other assets 0   0      
Total assets 0   245      
Total liabilities 0   215      
Residential Mortgage | Subprime | Senior securities: | Unconsolidated VIEs            
On-balance sheet assets            
Trading account assets 27   6      
Debt securities carried at fair value 198   407      
Held-to-maturity securities 0   0      
Home equity | Unconsolidated VIEs            
Variable Interest Entity [Line Items]            
Maximum loss exposure 0   0      
On-balance sheet assets            
All other assets 0   0      
Total assets 0   0      
Principal balance outstanding 139   154      
Home equity | Consolidated VIEs            
Variable Interest Entity [Line Items]            
Maximum loss exposure 8   8      
On-balance sheet assets            
Trading account assets 0   0      
Loans and leases 13   15      
Allowance for loan and lease losses 5   5      
All other assets 0   1      
Total assets 18   21      
Total liabilities 10   13      
Home equity | Senior securities: | Unconsolidated VIEs            
On-balance sheet assets            
Trading account assets 0   0      
Debt securities carried at fair value 0   0      
Held-to-maturity securities 0   0      
Commercial Mortgage            
On-balance sheet assets            
Debt securities carried at fair value 44,069          
Commercial Mortgage | Unconsolidated VIEs            
Variable Interest Entity [Line Items]            
Maximum loss exposure 1,842   1,770      
On-balance sheet assets            
All other assets 21   24      
Total assets 1,701   1,634      
Principal balance outstanding 94,510   91,802      
Commercial Mortgage | Consolidated VIEs            
Variable Interest Entity [Line Items]            
Maximum loss exposure 0   0      
On-balance sheet assets            
Trading account assets 0   0      
Loans and leases 0   0      
Allowance for loan and lease losses 0   0      
All other assets 0   0      
Total assets 0   0      
Total liabilities 0   0      
Commercial Mortgage | Senior securities: | Unconsolidated VIEs            
On-balance sheet assets            
Trading account assets 678   535      
Debt securities carried at fair value 0   0      
Held-to-maturity securities $ 1,002   $ 1,075