Consolidated Statements of Income - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Revenues:
Transaction and clearing, net	$ 898.0	$ 798.0
Data services	520.0	520.0
Listings	109.0	108.0
Other revenues	53.0	45.0
Total revenues	1,580.0	1,471.0
Transaction-based expenses:
Section 31 fees	121.0	91.0
Cash liquidity payments, routing and clearing	234.0	214.0
Total revenues, less transaction-based expenses	1,225.0	1,166.0
Operating expenses:
Compensation and benefits	240.0	247.0
Professional services	30.0	32.0
Acquisition-related transaction and integration costs	12.0	14.0
Technology and communication	105.0	98.0
Rent and occupancy	17.0	18.0
Selling, general and administrative	33.0	41.0
Depreciation and amortization	138.0	134.0
Total operating expenses	575.0	584.0
Operating income	650.0	582.0
Other income (expense):
Interest expense	(52.0)	(45.0)
Other income, net	19.0	188.0
Other income (expense), net	(33.0)	143.0
Income before income tax expense	617.0	725.0
Income tax expense	143.0	214.0
Net income	474.0	511.0
Net income attributable to non-controlling interest	(10.0)	(8.0)
Net income attributable to Intercontinental Exchange, Inc.	$ 464.0	$ 503.0
Earnings per share attributable to Intercontinental Exchange, Inc. common stockholders:
Basic (in dollars per share)	$ 0.80	$ 0.85
Diluted (in dollars per share)	$ 0.79	$ 0.84
Weighted average common shares outstanding:
Basic (in shares)	582	594
Diluted (in shares)	586	599
Dividend per share (in dollars per share)	$ 0.24	$ 0.20