Consolidated Statements of Income - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Revenues:
Total revenues	$ 1,634	$ 1,556	$ 3,217	$ 3,136
Transaction-based expenses:
Section 31 fees	100	90	169	211
Cash liquidity payments, routing and clearing	236	220	480	454
Total revenues, less transaction-based expenses	1,298	1,246	2,568	2,471
Operating expenses:
Compensation and benefits	259	241	507	481
Professional services	29	29	62	59
Acquisition-related transaction and integration costs	1	15	1	27
Technology and communication	113	108	220	213
Rent and occupancy	18	16	35	33
Selling, general and administrative	41	39	83	72
Depreciation and amortization	157	143	315	281
Total operating expenses	618	591	1,223	1,166
Operating income	680	655	1,345	1,305
Other income (expense):
Interest income	10	5	19	9
Interest expense	(71)	(55)	(142)	(107)
Other income, net	9	6	32	21
Other income (expense), net	(52)	(44)	(91)	(77)
Income before income tax expense	628	611	1,254	1,228
Income tax expense	150	149	284	292
Net income	478	462	970	936
Net income attributable to non-controlling interest	(6)	(7)	(14)	(17)
Net income attributable to Intercontinental Exchange, Inc.	$ 472	$ 455	$ 956	$ 919
Earnings per share attributable to Intercontinental Exchange, Inc. common stockholders:
Basic (in dollars per share)	$ 0.84	$ 0.79	$ 1.69	$ 1.59
Diluted (in dollars per share)	$ 0.84	$ 0.78	$ 1.68	$ 1.58
Weighted average common shares outstanding:
Basic (in shares)	563	578	565	580
Diluted (in shares)	566	581	568	583
Transaction and clearing, net
Revenues:
Total revenues	$ 907	$ 864	$ 1,769	$ 1,762
Data services
Revenues:
Total revenues	553	526	1,099	1,046
Listings
Revenues:
Total revenues	111	111	222	220
Other revenues
Revenues:
Total revenues	$ 63	$ 55	$ 127	$ 108