Income Taxes (Schedule of Deferred Tax Assets and Liabilities After Netting by Tax Jurisdiction) (Details) (USD $) In Millions, unless otherwise specified	Jun. 30, 2013		Jun. 30, 2012
Income Tax Disclosure [Abstract]
Current deferred income tax asset	$ 15	[1]	$ 27	[1]
Noncurrent deferred income tax asset	17	[2]	6	[2]
Current deferred income tax liability	(908)	[3]	(858)	[3]
Noncurrent deferred income tax liability	(252)	[4]	(157)	[4]
Deferred Income Tax Liabilities, Net deferred income tax liability	$ (1,128)		$ (982)

[1] Included in prepaid expenses and other in the consolidated balance sheets.

[2] Included in other assets in the consolidated balance sheets.

[3] Included in other accrued liabilities in the consolidated balance sheets.

[4] Included in deferred income taxes and other liabilities in the consolidated balance sheets.