v2.4.0.8
Acquisitions (Identifiable Intangible Assets Schedule) (Details) (USD $)
In Millions, unless otherwise specified
6 Months Ended
Jun. 30, 2014
Dec. 31, 2013
Jun. 30, 2014
NYSE Euronext [Member]
Jun. 30, 2014
NYSE Euronext [Member]
Customer Relationships [Member]
Jun. 30, 2014
NYSE Euronext [Member]
Trade Names [Member]
Jun. 30, 2014
NYSE Euronext [Member]
Developed Technology Rights [Member]
Jun. 30, 2014
Exchange Registrations and Licenses with Indefinite Lives [Member]
NYSE Euronext [Member]
Jun. 30, 2014
Minimum [Member]
NYSE Euronext [Member]
Customer Relationships [Member]
Jun. 30, 2014
Minimum [Member]
NYSE Euronext [Member]
Trade Names [Member]
Jun. 30, 2014
Maximum [Member]
NYSE Euronext [Member]
Customer Relationships [Member]
Acquired Finite-Lived Intangible Assets [Line Items]                    
Indefinite-lived Intangible Assets Acquired             $ 6,960      
Indefinite-lived Intangible Assets, Translation Adjustments             140      
Finite-lived Intangible Assets Acquired       1,128   113        
Finite-Lived Intangible Assets, Translation Adjustments       21 0 1        
Finite-Lived Intangible Assets, Accumulated Amortization     (60) (35) (2) (23)        
Indefinite Lived Intangible Assets Net             5,842      
Finite-Lived Intangible Assets, Net       949 288 72        
Intangible Assets Acquired     8,521   320          
Intangible Assets, Translation Adjustments     162              
Other intangible assets, net $ 7,957 $ 9,404 $ 7,151              
Useful Life           3 years   17 years 3 years 25 years