Other Income, Net (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended
	Sep. 30, 2018	Sep. 30, 2017
Schedule Of Non-Service Component [Line Items]
Impairment of intangible assets	$ 12.1	$ 0.0
Non-cash Settlement Charges
Schedule Of Non-Service Component [Line Items]
VERP Expenses	14.0
Special Termination Benefits
Schedule Of Non-Service Component [Line Items]
VERP Expenses	(1.3)
Other Components
Schedule Of Non-Service Component [Line Items]
Other components of net periodic pension cost	$ (13.7)