Quarterly report pursuant to Section 13 or 15(d)

Securitizations and Other Variable Interest Entities - First Lien Mortgages VIE (Details)

v3.21.1
Securitizations and Other Variable Interest Entities - First Lien Mortgages VIE (Details) - USD ($)
$ in Millions
Mar. 31, 2021
Dec. 31, 2020
Mar. 31, 2020
On-balance sheet assets      
Trading account assets $ 276,881 $ 198,854  
Debt securities carried at fair value 280,912 246,601  
Held-to-maturity securities 576,031 438,279  
Other assets 156,221 135,203  
Total assets 2,969,992 2,819,627 $ 2,619,954
Loans and leases 903,088 927,861  
Total liabilities 2,695,992 2,546,703  
Consolidated VIEs      
On-balance sheet assets      
Trading account assets 4,530 5,225  
Other assets 1,387 1,387  
Total assets 24,002 28,555  
Loans and leases 19,346 23,636  
Total liabilities 5,635 7,523  
Agency | Unconsolidated VIEs      
Variable Interest Entity [Line Items]      
Maximum loss exposure 12,823 13,477  
On-balance sheet assets      
Other assets 0 0  
Total assets 12,823 13,477  
Principal balance outstanding 123,941 133,497  
Agency | Consolidated VIEs      
Variable Interest Entity [Line Items]      
Maximum loss exposure 1,018 1,328  
On-balance sheet assets      
Trading account assets 1,018 1,328  
Other assets 0 0  
Total assets 1,018 1,328  
Total liabilities 0 0  
Agency | Senior securities: | Unconsolidated VIEs      
On-balance sheet assets      
Trading account assets 193 152  
Debt securities carried at fair value 6,925 7,588  
Held-to-maturity securities 5,705 5,737  
Non-agency | Prime | Unconsolidated VIEs      
Variable Interest Entity [Line Items]      
Maximum loss exposure 230 250  
On-balance sheet assets      
Other assets 6 6  
Total assets 103 111  
Principal balance outstanding 5,723 6,081  
Non-agency | Prime | Consolidated VIEs      
Variable Interest Entity [Line Items]      
Maximum loss exposure 6 66  
On-balance sheet assets      
Trading account assets 88 350  
Other assets 0 0  
Total assets 88 350  
Total liabilities 82 284  
Non-agency | Prime | Senior securities: | Unconsolidated VIEs      
On-balance sheet assets      
Trading account assets 2 2  
Debt securities carried at fair value 95 103  
Held-to-maturity securities 0 0  
Non-agency | Subprime | Unconsolidated VIEs      
Variable Interest Entity [Line Items]      
Maximum loss exposure 1,021 1,031  
On-balance sheet assets      
Other assets 27 26  
Total assets 705 710  
Principal balance outstanding 6,369 6,691  
Non-agency | Subprime | Consolidated VIEs      
Variable Interest Entity [Line Items]      
Maximum loss exposure 53 53  
On-balance sheet assets      
Trading account assets 253 260  
Other assets 1 0  
Total assets 254 260  
Total liabilities 201 207  
Non-agency | Subprime | Senior securities: | Unconsolidated VIEs      
On-balance sheet assets      
Trading account assets 20 8  
Debt securities carried at fair value 658 676  
Held-to-maturity securities 0 0  
Non-agency | Alt-A | Unconsolidated VIEs      
Variable Interest Entity [Line Items]      
Maximum loss exposure 54 46  
On-balance sheet assets      
Other assets 1 1  
Total assets 54 46  
Principal balance outstanding 15,884 16,554  
Non-agency | Alt-A | Consolidated VIEs      
Variable Interest Entity [Line Items]      
Maximum loss exposure 0 0  
On-balance sheet assets      
Trading account assets 0 0  
Other assets 0 0  
Total assets 0 0  
Total liabilities 0 0  
Non-agency | Alt-A | Senior securities: | Unconsolidated VIEs      
On-balance sheet assets      
Trading account assets 21 12  
Debt securities carried at fair value 32 33  
Held-to-maturity securities 0 0  
Commercial Mortgage      
On-balance sheet assets      
Debt securities carried at fair value 16,813    
Commercial Mortgage | Unconsolidated VIEs      
Variable Interest Entity [Line Items]      
Maximum loss exposure 1,210 1,169  
On-balance sheet assets      
Other assets 77 50  
Total assets 1,064 1,035  
Principal balance outstanding 71,605 59,268  
Commercial Mortgage | Consolidated VIEs      
Variable Interest Entity [Line Items]      
Maximum loss exposure 0 0  
On-balance sheet assets      
Trading account assets 0 0  
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 6 60  
Debt securities carried at fair value 0 0  
Held-to-maturity securities $ 981 $ 925