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Non-Interest Revenue and Expense Detail (Details 2) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2016 | Sep. 30, 2015 | Sep. 30, 2016 | Sep. 30, 2015
Details Of Certain Statements Of Income Lines Details [Abstract] |  |  |  |
Professional services | $ 630 | $ 687 | $ 1,862 | $ 1,966
Occupancy and equipment | 429 | 523 | 1,332 | 1,372
Card and merchant-related fraud losses | 67 | 64 | 182 | 247
Communications | 68 | 84 | 231 | 257
Gain on sale of held for sale (HFS) portfolio | 0 | 0 | (1,218) | 0
Other | 304 | 277 | 999 | 727
Total other, net | $ 1,498 | $ 1,635 | $ 3,388 | $ 4,569

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- Definition The cash inflow resulting from the sale of loans classified as held-for-sale, including proceeds from loans sold through mortgage securitization. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 16 -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3337-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 21 -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3461-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 230 -Section 55 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=34726456&loc=d3e60097-112785 + Details
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