Clearing Operations - Schedule of Cash and Invested Deposits (Details) - USD ($) $ in Millions	Jun. 30, 2025	Dec. 31, 2024
Clearing Organizations [Line Items]
Original margin	$ 80,412	$ 76,343
Unsettled variation margin, net	876	934
Guaranty fund	7,442	6,330
Delivery contracts receivable/payable, net	438	705
Total	89,168	84,312
ICE Clear Europe
Clearing Organizations [Line Items]
Original margin	49,838	45,427
Unsettled variation margin, net	0	0
Guaranty fund	2,489	2,353
Delivery contracts receivable/payable, net	0	0
Total	52,327	47,780
ICE Clear Credit
Clearing Organizations [Line Items]
Original margin	23,160	23,843
Unsettled variation margin, net	0	0
Guaranty fund	4,186	3,312
Delivery contracts receivable/payable, net	0	0
Total	27,346	27,155
ICE Clear U.S.
Clearing Organizations [Line Items]
Original margin	7,410	7,069
Unsettled variation margin, net	0	0
Guaranty fund	762	660
Delivery contracts receivable/payable, net	0	0
Total	8,172	7,729
ICE NGX
Clearing Organizations [Line Items]
Original margin	0	0
Unsettled variation margin, net	876	934
Guaranty fund	0	0
Delivery contracts receivable/payable, net	438	705
Total	1,314	1,639
Other ICE Clearing Houses
Clearing Organizations [Line Items]
Original margin	4	4
Unsettled variation margin, net	0	0
Guaranty fund	5	5
Delivery contracts receivable/payable, net	0	0
Total	$ 9	$ 9