v3.5.0.2
Clearing Organizations (Narrative) (Details) - USD ($)
$ in Millions
Jun. 30, 2016
Dec. 31, 2015
Principal Transaction Revenue [Line Items]    
Cash Deposits Held in Federal Reserve Bank $ 7,300  
Margin deposits and guaranty funds 48,501 $ 51,169
Margin Deposits And Guaranty Funds Assets Received Or Pledged 89,100 87,200
Contribution Of Own Cash To Guaranty Fund 250  
ICE Clear Europe    
Principal Transaction Revenue [Line Items]    
Margin deposits and guaranty funds 27,974 31,043
Contribution Of Own Cash To Guaranty Fund 150  
ICE Clear Credit    
Principal Transaction Revenue [Line Items]    
Margin deposits and guaranty funds 15,607 $ 15,761
Contribution Of Own Cash To Guaranty Fund 50  
Ice Clear U.S. [Member]    
Principal Transaction Revenue [Line Items]    
Contribution Of Own Cash To Guaranty Fund 50  
Priority A [Member] | Credit Default Swap [Member] | ICE Clear Europe    
Principal Transaction Revenue [Line Items]    
Contribution Of Own Cash To Guaranty Fund 25  
Priority B [Member] | Credit Default Swap [Member] | ICE Clear Europe    
Principal Transaction Revenue [Line Items]    
Contribution Of Own Cash To Guaranty Fund $ 25