Segment Information (Service Revenue and Gross Profit On Service Revenue Of Reportable Segment) (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2014
Sales Revenue, Services, Net	$ 536.6	$ 527.1	$ 518.5	$ 512.1	$ 523.0	$ 502.0	$ 499.3	$ 491.7	$ 2,094.3	$ 2,016.0	$ 1,939.4
Gross profit on service revenue	$ 189.8	$ 189.3	$ 186.0	$ 168.9	$ 162.9	$ 164.0	$ 172.0	$ 172.9	734.0	671.8	660.2
CRS [Member]
Sales Revenue, Services, Net									1,626.0	1,599.1	1,508.8
Gross profit on service revenue									515.0	472.6	462.0
PC [Member]
Sales Revenue, Services, Net									190.4	152.2	176.4
Gross profit on service revenue									88.2	71.7	79.5
PI [Member]
Sales Revenue, Services, Net									277.9	264.7	254.2
Gross profit on service revenue									$ 130.8	$ 127.5	$ 118.7