Clearing Operations - Cash and Cash Equivalent Deposits (Details) - USD ($) $ in Millions	Mar. 31, 2020	Dec. 31, 2019
Clearing Organizations [Line Items]
Original margin	$ 100,738	$ 57,267
Unsettled variation margin, net	217	255
Guaranty fund	7,561	6,880
Delivery contracts receivable/payable, net	347	585
Total	108,863	64,987
ICE Clear Europe
Clearing Organizations [Line Items]
Original margin	44,561	28,318
Unsettled variation margin, net	0	0
Guaranty fund	4,449	4,144
Delivery contracts receivable/payable, net	0	0
Total	49,010	32,462
ICE Clear Credit
Clearing Organizations [Line Items]
Original margin	40,797	22,145
Unsettled variation margin, net	0	0
Guaranty fund	2,613	2,268
Delivery contracts receivable/payable, net	0	0
Total	43,410	24,413
ICE Clear U.S.
Clearing Organizations [Line Items]
Original margin	15,375	6,802
Unsettled variation margin, net	0	0
Guaranty fund	494	463
Delivery contracts receivable/payable, net	0	0
Total	15,869	7,265
ICE NGX
Clearing Organizations [Line Items]
Original margin	0	0
Unsettled variation margin, net	217	255
Guaranty fund	0	0
Delivery contracts receivable/payable, net	347	585
Total	564	840
Other ICE Clearing Houses
Clearing Organizations [Line Items]
Original margin	5	2
Unsettled variation margin, net	0	0
Guaranty fund	5	5
Delivery contracts receivable/payable, net	0	0
Total	10	7
Futures and options | ICE Clear Europe
Clearing Organizations [Line Items]
Total	40,000	27,400
CDS | ICE Clear Europe
Clearing Organizations [Line Items]
Total	$ 9,000	$ 5,100