v2.4.0.8
Condensed Consolidating Financial Statements Condensed Consolidating Statements of Comprehensive Income (Details) (USD $)
In Millions, unless otherwise specified
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
Dec. 31, 2013
Condensed Income Statements, Captions [Line Items]          
Net income $ 235 $ 158 $ 509 $ 295 $ 270
Other comprehensive income (loss):          
Foreign currency translation adjustments 39 (2) 84 (44)  
Change in fair value of available-for-sale-securities 58 (46) 118 (62)  
Other Comprehensive Income, Derivatives Qualifying as Hedges, Net Investment Hedge, Net of Tax 21 0 21 0  
Total other comprehensive income (loss) 118 (48) 223 (106) 411
Comprehensive income of subsidiaries 0 0 0 0  
Comprehensive income 353 110 732 189  
Comprehensive income attributable to non-controlling interests (9) (4) (22) (6)  
Comprehensive income attributable to ICE Group, Inc. 344 106 710 183  
ICE Group, Inc. (Parent)
          
Condensed Income Statements, Captions [Line Items]          
Net income 238 154 499 289  
Other comprehensive income (loss):          
Foreign currency translation adjustments 0 0 0 0  
Change in fair value of available-for-sale-securities 0 0 0 0  
Other Comprehensive Income, Derivatives Qualifying as Hedges, Net Investment Hedge, Net of Tax 0   0    
Total other comprehensive income (loss) 0 0 0 0  
Comprehensive income of subsidiaries 123 106 228 183  
Comprehensive income 361 260 727 472  
Comprehensive income attributable to non-controlling interests 0 0 0 0  
Comprehensive income attributable to ICE Group, Inc. 361 260 727 472  
Subsidiary Non-Guarantors
          
Condensed Income Statements, Captions [Line Items]          
Net income 263 158 554 295  
Other comprehensive income (loss):          
Foreign currency translation adjustments 39 (2) 83 (44)  
Change in fair value of available-for-sale-securities 58 (46) 118 (62)  
Other Comprehensive Income, Derivatives Qualifying as Hedges, Net Investment Hedge, Net of Tax 21   21    
Total other comprehensive income (loss) 118 (48) 222 (106)  
Comprehensive income of subsidiaries 0 0 0 0  
Comprehensive income 381 110 776 189  
Comprehensive income attributable to non-controlling interests (9) (4) (22) (6)  
Comprehensive income attributable to ICE Group, Inc. 372 106 754 183  
Consolidating Adjustments
          
Condensed Income Statements, Captions [Line Items]          
Net income (403) (154) (892) (289)  
Other comprehensive income (loss):          
Foreign currency translation adjustments 0 0 0 0  
Change in fair value of available-for-sale-securities 0 0 0 0  
Other Comprehensive Income, Derivatives Qualifying as Hedges, Net Investment Hedge, Net of Tax 0   0    
Total other comprehensive income (loss) 0 0 0 0  
Comprehensive income of subsidiaries (73) (106) (92) (183)  
Comprehensive income (476) (260) (984) (472)  
Comprehensive income attributable to non-controlling interests 0 0 0 0  
Comprehensive income attributable to ICE Group, Inc. (476) (260) (984) (472)  
Subsidiary Guarantor - NYSE Euronext Holdings, LLC
          
Condensed Income Statements, Captions [Line Items]          
Net income 137   348    
Other comprehensive income (loss):          
Foreign currency translation adjustments 0   1    
Change in fair value of available-for-sale-securities 0   0    
Other Comprehensive Income, Derivatives Qualifying as Hedges, Net Investment Hedge, Net of Tax 0   0    
Total other comprehensive income (loss) 0   1    
Comprehensive income of subsidiaries (50)   (136)    
Comprehensive income 87   213    
Comprehensive income attributable to non-controlling interests 0   0    
Comprehensive income attributable to ICE Group, Inc. $ 87   $ 213