Consolidated Statements of Income - USD ($) $ in Thousands, shares in Millions	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Revenues:
Transaction and clearing, net	$ 3,131,000	$ 3,384,000	$ 3,228,000
Data services	2,084,000	1,978,000	871,000
Listings	417,000	419,000	405,000
Other revenues	202,000	177,000	178,000
Total revenues	5,834,000	5,958,000	4,682,000
Transaction-based expenses:
Section 31 fees	372,000	389,000	349,000
Cash liquidity payments, routing and clearing	833,000	1,070,000	995,000
Total revenues, less transaction-based expenses	4,629,000	4,499,000	3,338,000
Operating expenses:
Compensation and benefits	937,000	945,000	611,000
Professional services	121,000	137,000	139,000
Acquisition-related transaction and integration costs	36,000	80,000	88,000
Technology and communication	397,000	374,000	203,000
Rent and occupancy	69,000	70,000	57,000
Selling, general and administrative	155,000	116,000	116,000
Depreciation and amortization	535,000	610,000	374,000
Total operating expenses	2,250,000	2,332,000	1,588,000
Operating income	2,379,000	2,167,000	1,750,000
Other income (expense):
Interest expense	(187,000)	(178,000)	(97,000)
Other income, net	325,000	40,000	0
Other income (expense), net	138,000	(138,000)	(97,000)
Income before income tax expense (benefit)	2,517,000	2,029,000	1,653,000
Income tax expense (benefit)	(25,000)	580,000	358,000
Net income	2,542,000	1,449,000	1,295,000
Net income attributable to non-controlling interest	(28,000)	(27,000)	(21,000)
Net income attributable to Intercontinental Exchange, Inc.	$ 2,514,000	$ 1,422,000	$ 1,274,000
Earnings per share attributable to Intercontinental Exchange, Inc. common shareholders:
Basic (in dollars per share)	$ 4.27	$ 2.39	$ 2.29
Diluted (in dollars per share)	$ 4.23	$ 2.37	$ 2.28
Weighted average common shares outstanding:
Basic (in shares)	589	595	556
Diluted (in shares)	594	599	559
Dividend per share (in dollars per share)	$ 0.80	$ 0.68	$ 0.58