Consolidated Statements of Income - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Revenues:
Total revenues	$ 6,276	$ 5,843	$ 5,971
Transaction-based expenses:
Section 31 fees	357	372	389
Cash liquidity payments, routing and clearing	940	833	1,070
Total revenues, less transaction-based expenses	4,979	4,638	4,512
Operating expenses:
Compensation and benefits	994	946	953
Professional services	131	121	137
Acquisition-related transaction and integration costs	34	36	80
Technology and communication	432	397	374
Rent and occupancy	68	69	70
Selling, general and administrative	151	155	116
Depreciation and amortization	586	535	610
Total operating expenses	2,396	2,259	2,340
Operating income	2,583	2,379	2,172
Other income (expense):
Interest income	22	8	3
Interest expense	(244)	(187)	(178)
Other income, net	159	326	46
Other income (expense), net	(63)	147	(129)
Income before income tax expense (benefit)	2,520	2,526	2,043
Income tax expense (benefit)	500	(28)	586
Net income	2,020	2,554	1,457
Net income attributable to non-controlling interest	(32)	(28)	(27)
Net income attributable to Intercontinental Exchange, Inc.	$ 1,988	$ 2,526	$ 1,430
Earnings per share attributable to Intercontinental Exchange, Inc. common stockholders:
Basic (in dollars per share)	$ 3.46	$ 4.29	$ 2.40
Diluted (in dollars per share)	$ 3.43	$ 4.25	$ 2.39
Weighted average common shares outstanding:
Basic (in shares)	575	589	595
Diluted (in shares)	579	594	599
Dividend per share (in dollars per share)	$ 0.96	$ 0.8	$ 0.68
Transaction and clearing, net
Revenues:
Total revenues	$ 3,483	$ 3,131	$ 3,384
Data services
Revenues:
Total revenues	2,115	2,084	1,978
Listings
Revenues:
Total revenues	444	426	432
Other revenues
Revenues:
Total revenues	$ 234	$ 202	$ 177