Goodwill And Intangible Assets, Net (Components Of Finite-Lived Intangible Assets) (Details) (USD $) In Millions, unless otherwise specified	Sep. 30, 2012	Jun. 30, 2012
Finite-Lived Intangible Assets [Line Items]
Total - gross	$ 2,529.5	$ 2,485.2
Total - accumulated amortization	(1,845.7)	(1,796.9)
Intangible assets, net	683.8	688.3
Software And Software Licenses [Member]
Finite-Lived Intangible Assets [Line Items]
Total - gross	1,446.0	1,410.9
Total - accumulated amortization	(1,173.9)	(1,145.8)
Customer Contracts And Lists [Member]
Finite-Lived Intangible Assets [Line Items]
Total - gross	841.8	832.7
Total - accumulated amortization	(496.6)	(479.1)
Other Intangibles [Member]
Finite-Lived Intangible Assets [Line Items]
Total - gross	241.7	241.6
Total - accumulated amortization	$ (175.2)	$ (172.0)