Goodwill And Intangible Assets, Net (Components Of Finite-Lived Intangible Assets) (Details) - USD ($) $ in Millions	Jun. 30, 2018	Jun. 30, 2017
Finite-Lived Intangible Assets [Line Items]
Total - gross	$ 3,238.0	$ 2,817.5
Total - accumulated amortization	(2,351.6)	(2,197.3)
Intangible assets, net	886.4	620.2
Software And Software Licenses [Member]
Finite-Lived Intangible Assets [Line Items]
Total - gross	2,292.9	1,975.2
Total - accumulated amortization	(1,606.6)	(1,483.7)
Customer Contracts And Lists [Member]
Finite-Lived Intangible Assets [Line Items]
Total - gross	708.6	614.1
Total - accumulated amortization	(533.4)	(506.0)
Other Intangible Assets [Member]
Finite-Lived Intangible Assets [Line Items]
Total - gross	236.5	228.2
Total - accumulated amortization	$ (211.6)	$ (207.6)