Outstanding Loans and Leases - Loans Held-for-Sale (Details) - USD ($) $ in Millions |
9 Months Ended | ||
|---|---|---|---|
Sep. 30, 2017 |
Sep. 30, 2016 |
Dec. 31, 2016 |
|
| Receivables [Abstract] | |||
| Loans held-for-sale | $ 13,243 | $ 9,066 | |
| Proceeds including cash and securities from sales securitizations and paydowns of loans held for sale | 28,000 | $ 22,100 | |
| Originations and purchases | $ 31,404 | $ 24,154 | |
| X | ||||||||||
- Definition Amount, after allowance for bad debt, of loan receivables held-for-sale that are not part of a disposal group. Excludes loans and leases covered under loss sharing agreements and loans classified as debt securities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition The aggregate amount of cash outflow for loans purchased and created with the intention to resell them in the near future. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition The cash inflow from sale proceeds and collection of repayments from borrowers on loans classified as held-for-sale, including proceeds from loans sold through mortgage securitization; includes mortgages and other types of loans. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- References No definition available.
|