Commitments, Guarantees and Contingencies Future Funding Commitments (Details 2) - USD ($) $ in Millions |
12 Months Ended | |
---|---|---|
Dec. 31, 2016 |
Dec. 31, 2015 |
|
Commitments and Contingencies Disclosure [Abstract] | ||
Commercial mortgage loans | $ 78 | $ 73 |
Consumer mortgage loans | 185 | 447 |
Consumer lines of credit | 2 | 3 |
Affordable housing partnerships | 177 | 117 |
Total funding commitments | $ 442 | $ 640 |