Financial Instruments (Schedule of gain/(loss) included in AOCI for derivative instruments designated as cash flow hedges) (Details) (Cash Flow Hedging, USD $) In Millions, unless otherwise specified	12 Months Ended
Jun. 30, 2014	Jun. 30, 2013
Interest Rate Swap
Derivative [Line Items]
Derivative instruments gain/(loss) recognized in AOCI, net	$ 9	$ 20
Commodity Contract
Derivative [Line Items]
Derivative instruments gain/(loss) recognized in AOCI, net	1	0
Foreign Exchange Contract
Derivative [Line Items]
Derivative instruments gain/(loss) recognized in AOCI, net	$ (1)	$ 3

The effective portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments that was recognized in other comprehensive income during the current period.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 4C

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5624171-113959

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration