Segment Information (Assets by Reportable Segment) (Details) - USD ($) $ in Millions	Mar. 31, 2016	Jun. 30, 2015
Segment Reporting Information [Line Items]
Assets	$ 34,055	$ 30,142
Pharmaceutical
Segment Reporting Information [Line Items]
Assets	20,633	17,385
Medical
Segment Reporting Information [Line Items]
Assets	9,984	7,095
Corporate
Segment Reporting Information [Line Items]
Assets	$ 3,438	$ 5,662

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(12))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(11))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Name:	us-gaap_Assets
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant