CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2015		Jun. 30, 2014		Jun. 30, 2013
Comprehensive Income Net Of Tax [Abstract]
Net loss	$ (155.3)	[1]	$ (179.3)	[2]	$ (137.2)
Foreign currency translation adjustments	(22.3)		19.2		(4.8)
Comprehensive loss	$ (177.6)		$ (160.1)		$ (142.0)

[1] The Company realized an increase in revenue and operating expenses beginning July 1, 2014 as a result of the acquisition of AtlantaNap and Neo.

[2] The Company realized an increase in revenue and operating expenses beginning August 1, 2013 as a result of the acquisition of Corelink.