Goodwill and Other Intangible Assets (Narrative) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Finite-Lived Intangible Assets
Amortization of Intangible Assets	$ 21	$ 19
Finite-Lived Intangible Assets, Amortization Expense, Remainder of Fiscal Year	65
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months	74
Finite-Lived Intangible Assets, Amortization Expense, Year Two	56
Finite-Lived Intangible Assets, Amortization Expense, Year Three	48
Finite-Lived Intangible Assets, Amortization Expense, Year Four	$ 40
Minimum
Finite-Lived Intangible Assets
Finite-Lived Intangible Asset, Useful Life	1 year
Maximum
Finite-Lived Intangible Assets
Finite-Lived Intangible Asset, Useful Life	20 years