v3.26.1
Clearing Operations - Narrative (Details)
€ in Millions
 1 Months Ended 6 Months Ended
Sep. 30, 2025
clearing_house
Jun. 30, 2026
USD ($)
clearing_house
Jun. 30, 2026
EUR (€)
Dec. 31, 2025
USD ($)
Principal Transaction Revenue [Line Items]        
Number of clearing houses | clearing_house   6    
Number of clearing houses which require members to contribute | clearing_house   5    
Margin deposits and guaranty funds assets received or pledged   $ 235,300,000,000   $ 170,100,000,000
Default insurance term (in years) 3 years      
Number of clearing houses with renewed insurance | clearing_house 3      
ICE NGX cash deposits   114,599,000,000   $ 76,789,000,000
ICE NGX        
Principal Transaction Revenue [Line Items]        
Committed repo   100,000,000    
Daylight liquidity   200,000,000    
Guaranty fund   215,000,000    
ICE NGX cash deposits   15,000,000    
First-loss amount   15,000,000    
Committed liquidity capital   30,000,000    
ICE NGX | Letter of Credit        
Principal Transaction Revenue [Line Items]        
Debt instrument, face amount   200,000,000    
Additional losses under insurance policy   200,000,000    
ICE Clear Europe        
Principal Transaction Revenue [Line Items]        
Committed repo   1,000,000,000.0    
ICE Clear Europe | Currency Swap        
Principal Transaction Revenue [Line Items]        
Foreign currency swaps   1,100,000,000    
ICE Clear Credit        
Principal Transaction Revenue [Line Items]        
Committed FX facilities | €     € 1,900  
ICE Clear Netherlands        
Principal Transaction Revenue [Line Items]        
Committed FX facilities | €     10  
ICE Clear Credit        
Principal Transaction Revenue [Line Items]        
Committed repo   300,000,000 € 250  
ICE Clear U.S.        
Principal Transaction Revenue [Line Items]        
Committed repo   $ 250,000,000