CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Cash flows from operating activities:
Net loss	$ (201.8)	$ (100.8)
Adjustments to reconcile net loss to cash provided by operating activities	308.5	201.8
Changes in working capital accounts, net of acquisitions	(77.5)	7.0
Changes in deferred income taxes and other	0.7	3.0
Net cash provided by operating activities	29.9	111.0
Cash flows from investing activities:
Capital expenditures	(88.0)	(61.3)
Acquisitions of businesses and assets, net of cash acquired	(274.1)	(21.5)
Distributions of capital from equity investments	1.5	1.3
Other	0.0	2.0
Net cash used in investing activities	(360.6)	(79.5)
Cash flows from financing activities:
Borrowings under revolving credit facility	0.0	125.0
Repayments under revolving credit facility	(295.0)	(170.0)
Proceeds from issuance of senior notes and term loans	2,512.4	1,762.4
Repayment of senior notes and term loans (inclusive of redemption premium)	(2,210.3)	(1,693.4)
Repayment of assumed NYX debt	(288.2)	0.0
Payments on long-term debt (inclusive of NYX assumed debt)	(1.8)	(1.5)
Payments of debt issuance and deferred financing costs	(38.5)	(27.2)
Payments on license obligations	(6.5)	(9.8)
Net redemptions of common stock under stock-based compensation plans and other	(17.7)	(0.6)
Net cash provided by (used in) financing activities	(345.6)	(15.1)
Effect of exchange rate changes on cash, cash equivalents and restricted cash	1.9	2.5
Increase (decrease) in cash, cash equivalents and restricted cash	(674.4)	18.9
Cash, cash equivalents and restricted cash, beginning of period	834.1	156.9
Cash, cash equivalents and restricted cash, end of period	159.7	175.8
Supplemental cash flow information:
Cash paid for interest	161.3	113.5
Income taxes paid	7.1	5.7
Supplemental non-cash transactions:
Non-cash rollover and refinancing of Term loans (see Note 11)	3,274.6	2,747.6
Non-cash interest expense	5.6	8.2
Non-cash additions to intangible assets related to license agreements	0.0	28.1
NYX non-cash consideration transferred (inclusive of 2017 acquisition of ordinary shares) (see Note 1)	$ 93.2	$ 0.0