Quarterly report pursuant to Section 13 or 15(d)

Mortgage Servicing Rights - Rollforward of Mortgage Servicing Rights (Details)

v3.5.0.2
Mortgage Servicing Rights - Rollforward of Mortgage Servicing Rights (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Rollforward of Mortgage Servicing Rights        
Balance, beginning of period $ 2,269 $ 3,521 $ 3,087 $ 3,530
Additions 101 185 307 568
Sales 0 (87) 0 (399)
Amortization of expected cash flows (206) (213) (622) (666)
Impact of changes in interest rates and other market factors 313 (363) (295) 10
Balance, end of period 2,477 3,043 2,477 3,043
Mortgage loans serviced for investors (in billions) 355,000 408,000 355,000 408,000
Operating Segments | Consumer Banking        
Rollforward of Mortgage Servicing Rights        
Balance, end of period 1,800 2,300 1,800 2,300
Operating Segments | Global Markets        
Rollforward of Mortgage Servicing Rights        
Balance, end of period 466 344 466 344
All Other        
Rollforward of Mortgage Servicing Rights        
Balance, end of period $ 226 $ 418 $ 226 $ 418