v2.4.0.8

Nasdaq Omx Stockholders' Equity (Schedule of Dividends Declared) (Details) (USD $) In Millions, except Per Share data, unless otherwise specified | 3 Months Ended
--- | ---
Mar. 31, 2014 | Mar. 31, 2013
Dividends Payable [Line Items] |  |  |
Dividend Per Common Share | $ 0.28 |  | $ 0.13
January 30, 2014 [Member] |  |  |
Dividends Payable [Line Items] |  |  |
Declaration Date | Jan. 30, 2014 |  |
Dividend Per Common Share | $ 0.13 |  |
Record Date | Mar. 14, 2014 |  |
Total Amount | $ 22 | [1] |
Payment Date | Mar. 28, 2014 |  |
March 26, 2014 [Member] |  |  |
Dividends Payable [Line Items] |  |  |
Declaration Date | Mar. 26, 2014 |  |
Dividend Per Common Share | $ 0.15 |  |
Record Date | Jun. 13, 2014 |  |
Total Amount | $ 26 | [1] |
Payment Date | Jun. 27, 2014 |  |
[1] | These amounts were recorded in retained earnings in the Condensed Consolidated Balance Sheets at March 31, 2014.

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