Consolidated Statements of Comprehensive Income - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Statement of Comprehensive Income [Abstract]
Net income	$ 528,000,000	$ 478,000,000	$ 1,186,000,000	$ 970,000,000
Other comprehensive income (loss):
Foreign currency translation adjustments, with no tax benefit for both the six months and three months ended June 30, 2020 and 2019	12,000,000	(19,000,000)	(78,000,000)	7,000,000
Change in equity method investment	0	0	0	(1,000,000)
Other comprehensive income (loss)	12,000,000	(19,000,000)	(78,000,000)	6,000,000
Comprehensive income	540,000,000	459,000,000	1,108,000,000	976,000,000
Comprehensive income attributable to non-controlling interest	(5,000,000)	(6,000,000)	(13,000,000)	(14,000,000)
Comprehensive income attributable to Intercontinental Exchange, Inc.	535,000,000	453,000,000	1,095,000,000	962,000,000
Foreign currency translation adjustments, tax benefit	$ 0	$ 0	$ 0	$ 0