Quarterly report [Sections 13 or 15(d)]

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

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Securitizations and Other Variable Interest Entities - First Lien Mortgage Securitizations (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Residential Mortgage - Agency      
Securitization or Asset-backed Financing Arrangement, Financial Asset for which Transfer is Accounted as Sale [Line Items]      
Proceeds from loan sales $ 1,806 $ 1,095  
Gains (losses) on securitizations (1) (2)  
Repurchases from securitization trusts 19 21  
Gain (loss) on loans securitized 13 6  
Commercial      
Securitization or Asset-backed Financing Arrangement, Financial Asset for which Transfer is Accounted as Sale [Line Items]      
Proceeds from loan sales 2,677 5,490  
Gains (losses) on securitizations 3 46  
Repurchases from securitization trusts 0 0  
First Lien Mortgages      
Securitization or Asset-backed Financing Arrangement, Financial Asset for which Transfer is Accounted as Sale [Line Items]      
Mortgage loans serviced for investors 77,800   $ 82,700
Servicing fees 50 $ 55  
Transfers continuing involvement servicing fee advances $ 840   $ 894