Consolidated Statements of Income - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Revenues:
Total revenues	$ 1,966	$ 1,634	$ 4,081	$ 3,217
Transaction-based expenses:
Section 31 fees	154	100	320	169
Cash liquidity payments, routing and clearing	417	236	807	480
Total revenues, less transaction-based expenses	1,395	1,298	2,954	2,568
Operating expenses:
Compensation and benefits	273	259	551	507
Professional services	34	29	63	62
Acquisition-related transaction and integration costs	2	1	14	1
Technology and communication	126	113	257	220
Rent and occupancy	19	18	40	35
Selling, general and administrative	40	41	89	83
Depreciation and amortization	157	157	314	315
Total operating expenses	651	618	1,328	1,223
Operating income	744	680	1,626	1,345
Other income (expense):
Interest income	2	10	8	19
Interest expense	(84)	(71)	(156)	(142)
Other income, net	11	9	31	32
Other income (expense), net	(71)	(52)	(117)	(91)
Income before income tax expense	673	628	1,509	1,254
Income tax expense	145	150	323	284
Net income	528	478	1,186	970
Net income attributable to non-controlling interest	(5)	(6)	(13)	(14)
Net income attributable to Intercontinental Exchange, Inc.	$ 523	$ 472	$ 1,173	$ 956
Earnings per share attributable to Intercontinental Exchange, Inc. common stockholders:
Basic (in dollars per share)	$ 0.96	$ 0.84	$ 2.14	$ 1.69
Diluted (in dollars per share)	$ 0.95	$ 0.84	$ 2.13	$ 1.68
Weighted average common shares outstanding:
Basic (in shares)	546	563	549	565
Diluted (in shares)	549	566	552	568
Transaction and clearing, net
Revenues:
Total revenues	$ 1,207	$ 907	$ 2,571	$ 1,769
Data services
Revenues:
Total revenues	574	553	1,138	1,099
Listings
Revenues:
Total revenues	111	111	223	222
Other revenues
Revenues:
Total revenues	$ 74	$ 63	$ 149	$ 127