Goodwill and Intangibles Assets, net (Components Of Finite-Lived Intangible Assets) (Details) - USD ($) $ in Millions	3 Months Ended
	Sep. 30, 2019	Jun. 30, 2019
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	6 years
Total - gross	$ 3,662.8	$ 3,617.9
Total - accumulated amortization	(2,583.9)	(2,546.4)
Intangible assets, net	$ 1,078.9	1,071.5
Software and software licenses
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	6 years
Total - gross	$ 2,556.5	2,519.3
Total - accumulated amortization	$ (1,788.0)	(1,762.3)
Customer contracts and lists
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	6 years
Total - gross	$ 867.8	860.7
Total - accumulated amortization	$ (576.9)	(566.4)
Other Intangible Assets [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	5 years
Total - gross	$ 238.5	237.9
Total - accumulated amortization	$ (219.0)	$ (217.7)