Clearing Operations - Separate Cash Accounts (Details) € in Millions, $ in Millions, £ in Billions	3 Months Ended	6 Months Ended
	Mar. 31, 2023	Jun. 30, 2023 USD ($)	Jun. 30, 2023 EUR (€)	Jun. 30, 2023 GBP (£)	Dec. 31, 2022 USD ($)	Dec. 31, 2022 EUR (€)	Dec. 31, 2022 GBP (£)
Clearing Organizations [Line Items]
Cash deposits		$ 86,917			$ 141,990
Invested deposits, delivery contracts receivable and unsettled variation margin		1,412			5,382
ICE NGX
Clearing Organizations [Line Items]
Cash deposits		15
Cash Deposit Based On Euro/US Dollar Exchange Rate \| De Nederlandsche Bank \| ICE Clear Europe
Clearing Organizations [Line Items]
Cash deposits		$ 63	€ 58		12,500	€ 11,700
Exchange rate to USD	1.0704	1.0911
Cash Deposit Based On Euro/US Dollar Exchange Rate \| Bank of England \| ICE Clear Europe
Clearing Organizations [Line Items]
Cash deposits		$ 11	€ 10		11	€ 10
Cash Deposit Based On Pound Sterling/US Dollar Exchange Rate \| Bank of England \| ICE Clear Europe
Clearing Organizations [Line Items]
Cash deposits		$ 5,900		£ 4.6	4,900		£ 4.0
Exchange rate to USD	1.2093	1.2697
National bank account \| ICE Clear Europe
Clearing Organizations [Line Items]
Cash deposits		$ 5,932			17,390
National bank account \| ICE Clear Credit
Clearing Organizations [Line Items]
Cash deposits		24,910			27,145
Reverse repo \| ICE Clear Europe
Clearing Organizations [Line Items]
Cash deposits		41,300			65,352
Reverse repo \| ICE Clear Credit
Clearing Organizations [Line Items]
Cash deposits		4,310			3,916
Reverse repo \| ICE Clear U.S.
Clearing Organizations [Line Items]
Cash deposits		5,465			4,266
Sovereign debt \| ICE Clear Europe
Clearing Organizations [Line Items]
Cash deposits		1,791			19,894
Sovereign debt \| ICE Clear U.S.
Clearing Organizations [Line Items]
Cash deposits		149			472
Demand deposits \| ICE Clear Europe
Clearing Organizations [Line Items]
Cash deposits		16			153
Demand deposits \| ICE Clear Credit
Clearing Organizations [Line Items]
Cash deposits		3,034			3,393
Demand deposits \| Other ICE Clearing Houses
Clearing Organizations [Line Items]
Cash deposits		10			9
Unsettled Variation Margin and Delivery Contracts Receivable/Payable \| ICE NGX
Clearing Organizations [Line Items]
Invested deposits, delivery contracts receivable and unsettled variation margin		1,103			2,766
Invested deposits - sovereign debt \| ICE Clear Europe
Clearing Organizations [Line Items]
Invested deposits, delivery contracts receivable and unsettled variation margin		$ 309			$ 2,616