Income Taxes (Unrecognized Income Tax Benefits, Excluding Accrued Interest And Penalties) (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2015
Income Tax Expense (Benefit), Continuing Operations [Abstract]
Balance at beginning of year	$ 29.5	$ 35.2	$ 41.5
Unrecognized Tax Benefits, Increases Resulting from Prior Period Tax Positions	1.6	0.1	0.0
Additions related to tax positions in the current year	0.0	1.0	3.6
Unrecognized Tax Benefits, Decreases Resulting from Prior Period Tax Positions	0.0	(5.0)	(0.5)
Unrecognized Tax Benefits, Decreases Resulting from Settlements with Taxing Authorities	0.0	0.0	(6.5)
Reductions related to the expiration of statutes	(0.4)	(1.0)	(0.1)
Currency translation adjustments	0.3	(0.8)	(2.8)
Balance at end of year	$ 31.0	$ 29.5	$ 35.2