XML 121 R85.htm IDEA: XBRL DOCUMENT v3.25.0.1
Goodwill and Mortgage Servicing Rights (Commercial and Residential Mortgage Servicing Rights) (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Servicing Asset at Fair Value, Amount [Roll Forward]      
Mortgage servicing rights, beginning balance $ 3,686    
Mortgage servicing rights, ending balance 3,711 $ 3,686  
Mortgage Servicing Rights | Commercial real estate      
Servicing Asset at Fair Value, Amount [Roll Forward]      
Mortgage servicing rights, beginning balance 1,032 1,113 $ 740
Mortgage servicing rights, ending balance 1,085 1,032 1,113
Unpaid principal balance of loans serviced for others at end of period 290,384 288,042 281,277
Servicing advances 653 561 421
Mortgage Servicing Rights | Commercial real estate | Time and Payoffs      
Servicing Asset at Fair Value, Amount [Roll Forward]      
Changes in Fair Value (317) (332) (208)
Mortgage Servicing Rights | Commercial real estate | Other      
Servicing Asset at Fair Value, Amount [Roll Forward]      
Changes in Fair Value 262 157 473
Mortgage Servicing Rights | Commercial real estate | From loans sold with servicing retained      
Servicing Asset at Fair Value, Amount [Roll Forward]      
Additions 44 50 62
Mortgage Servicing Rights | Commercial real estate | Purchases      
Servicing Asset at Fair Value, Amount [Roll Forward]      
Additions 64 44 46
Mortgage Servicing Rights | Residential Mortgages      
Servicing Asset at Fair Value, Amount [Roll Forward]      
Mortgage servicing rights, beginning balance 2,654 2,310 1,078
Mortgage servicing rights, ending balance 2,626 2,654 2,310
Unpaid principal balance of loans serviced for others at end of period 196,915 209,158 189,831
Servicing advances 153 172 165
Mortgage Servicing Rights | Residential Mortgages | Time and Payoffs      
Servicing Asset at Fair Value, Amount [Roll Forward]      
Changes in Fair Value (254) (237) (231)
Mortgage Servicing Rights | Residential Mortgages | Other      
Servicing Asset at Fair Value, Amount [Roll Forward]      
Changes in Fair Value 155 115 509
Mortgage Servicing Rights | Residential Mortgages | Sale      
Servicing Asset at Fair Value, Amount [Roll Forward]      
Changes in Fair Value (1)
Mortgage Servicing Rights | Residential Mortgages | From loans sold with servicing retained      
Servicing Asset at Fair Value, Amount [Roll Forward]      
Additions 28 23 57
Mortgage Servicing Rights | Residential Mortgages | Purchases      
Servicing Asset at Fair Value, Amount [Roll Forward]      
Additions $ 43 $ 444 $ 897