Selected Balance Sheet Information (Details 2) (USD $) In Millions, unless otherwise specified	3 Months Ended
Sep. 30, 2011 day
Prior multi-year credit facility
Line of credit facility
Multi-currency credit agreement maximum borrowing capacity	$ 600
Multi-year credit facility, expires September 2016
Line of credit facility
Multi-currency credit agreement maximum borrowing capacity	1,500
364 day credit facility
Line of credit facility
Multi-currency credit agreement maximum borrowing capacity	$ 2,000
Facility term (in day)	364

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 129

-Paragraph 2, 4

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 22

-Article 5

Name:	us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix:	us-gaap
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant