|
Goodwill and Purchased Intangible Assets (Schedule of Changes in Goodwill) (Details) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | 3 Months Ended | ||||
|---|---|---|---|---|---|---|
|
Mar. 31, 2014
|
Mar. 31, 2014
Market Services [Member]
|
Mar. 31, 2014
Listing Services [Member]
|
Dec. 31, 2013
Listing Services [Member]
|
Mar. 31, 2014
Information Services [Member]
|
Mar. 31, 2014
Technology Solutions [Member]
|
|
| Goodwill [Line Items] | ||||||
| Balance | $ 6,186 | $ 3,433 | $ 136 | $ 136 | $ 2,019 | $ 598 |
| Foreign currency translation adjustment | (13) | (7) | (4) | (2) | ||
| Balance | $ 6,173 | $ 3,426 | $ 136 | $ 136 | $ 2,015 | $ 596 |