Restructuring Charges (Schedule of Restructuring Charges by Segment) (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2014
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	$ 27.8	$ 19.8	$ (0.4)
Operating Segments [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	22.0	18.6
Operating Segments [Member] | CRS [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	9.1	13.7
Operating Segments [Member] | PC [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	2.3	3.8
Operating Segments [Member] | PI [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	10.6	1.1
Corporate, Non-Segment [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	$ 5.8	$ 1.2