CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS) INCOME (USD $) In Millions, unless otherwise specified	3 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS) INCOME
Net income	$ 13.5	$ 34.6
Other comprehensive income (loss), net of tax
Pension and post-retirement benefits, net of tax of $(1.8) and $(2.3), respectively	3.0	3.6
Net (loss) gain on derivative instruments, net of tax of $11.0 and $(2.2), respectively	(18.2)	3.6
Unrealized loss on marketable securities, net of tax of $0.0 and $0.0, respectively		(0.1)
Foreign currency translation	(7.9)	3.5
Other comprehensive (loss) income	(23.1)	10.6
Comprehensive (loss) income	$ (9.6)	$ 45.2