CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2016
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS
Revenue	$ 2,604.0	$ 2,199.8	$ 1,721.7
Operating costs and expenses
Operating costs (excluding depreciation and amortization and including stock-based compensation—Note 11)	941.9	782.9	578.7
Selling, general and administrative expenses (including stock-based compensation—Note 11)	489.8	436.2	386.4
Depreciation and amortization	747.4	606.9	516.3
Total operating costs and expenses	2,179.1	1,826.0	1,481.4
Operating income	424.9	373.8	240.3
Other expenses
Interest expense	(299.8)	(241.5)	(220.1)
Loss on extinguishment of debt	(4.9)	(18.2)	(33.8)
Foreign currency gain/(loss) on intercompany loans	5.4	(10.3)	(53.8)
Other income/(expense), net	2.4	0.3	(0.3)
Total other expenses, net	(296.9)	(269.7)	(308.0)
Income/(loss) from operations before income taxes	128.0	104.1	(67.7)
Provision for income taxes	26.1	18.4	8.5
Net income/(loss)	$ 101.9	$ 85.7	$ (76.2)
Weighted-average shares used to compute net income/(loss) per share:
Basic	247.3	243.9	243.3
Diluted	248.5	246.8	243.3
Net income/(loss) per share:
Basic and diluted	$ 0.41	$ 0.35	$ (0.31)