Restructuring and Other Restructuring and Other Costs (Details) - USD ($) $ in Millions	3 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
Restructuring Cost and Reserve [Line Items]
Severance Costs	$ 1.7	$ 0.8
Restructuring Charges	2.3	1.1
Gain (Loss) Related to Litigation Settlement	(1.1)	0.0
Restructuring, Settlement and Impairment Provisions	1.2	1.1
Business Exit Costs [Member]
Restructuring Cost and Reserve [Line Items]
Other Restructuring Costs	$ 0.6	$ 0.3