INTEREST EXPENSE, NET (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Interest Expense
Interest expense	$ 71.4	$ 69.8	$ 77.2
Foreign exchange losses, net of derivative contracts	4.1	2.8	0.0
Deferred financing fees write-off	0.9	0.0	2.6
Accretion of acquisition-related liability	0.0	0.0	0.6
Interest income	(3.4)	(4.1)	(3.9)
Total interest expense, net	$ 73.0	$ 68.5	$ 76.5