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NASDAQ OMX Stockholders' Equity (Tables) | 9 Months Ended
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Sep. 30, 2013
NASDAQ OMX Stockholders' Equity [Abstract] |
Schedule of Dividends Declared |
Declaration Date |  | Dividend Per Common Share |  | Record Date |  | Total Amount(1) |  | Payment Date
|  |  |  |  |  |  | (in millions) |  |
January 31, 2013 |  | $ | 0.13 |  | March 14, 2013 |  | $ | 21 |  | March 28, 2013
April 24, 2013 |  | $ | 0.13 |  | June 14, 2013 |  | $ | 22 |  | June 28, 2013
July 24, 2013 |  | $ | 0.13 |  | September 13, 2013 |  | $ | 22 |  | September 27, 2013
(1) This amount was recorded in retained earnings in the Condensed Consolidated Balance Sheets at September 30, 2013.

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- Definition Tabular disclosure of all or some of the information related to dividends declared, but not paid, as of the financial reporting date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4304-108586 + Details
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