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Other Income (Tables) | 6 Months Ended
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Jun. 30, 2017
Other Income [Abstract] |
Schedule Of Components Of Other Income |
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  | Three Months Ended June 30, |  | Six Months Ended June 30,
﻿ |  | 2017 |  | 2016 |  | 2017 |  | 2016
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  | (in millions)
﻿Market data fees |  | $ | 9 |  | $ | 8 |  | $ | 18 |  | $ | 17
﻿Account activity fees |  |  | 5 |  |  | 5 |  |  | 10 |  |  | 9
﻿Risk exposure fees |  |  | 6 |  |  | 4 |  |  | 11 |  |  | 9
﻿Payments for order flow |  |  | 4 |  |  | 3 |  |  | 8 |  |  | 7
﻿Gains on financial instruments, at fair value and other investments, net |  |  | — |  |  | 16 |  |  | 2 |  |  | 51
﻿Gains from currency diversification strategy, net |  |  | 29 |  |  | 17 |  |  | 78 |  |  | 101
﻿Other, net |  |  | 6 |  |  | 4 |  |  | 8 |  |  | 7
﻿ |  | $ | 59 |  | $ | 57 |  | $ | 135 |  | $ | 201
﻿

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- Definition Tabular disclosure of each detailed component of other operating costs and expenses that are applicable to sales and revenues, but not included in the cost of sales in the income statement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.3) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
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