Goodwill and Other Intangible Assets Goodwill and Other Intangible Assets (Table of Amortization Expense) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010
Finite-Lived Intangible Assets [Line Items]
Amortization of Intangible Assets	$ 79	$ 68	$ 11
Acquisition-related Intangibles
Finite-Lived Intangible Assets [Line Items]
Amortization of Acquired Intangible Assets	78	67	10
Other Intangible Assets
Finite-Lived Intangible Assets [Line Items]
Amortization of Intangible Assets	$ 1	$ 1	$ 1