Segment Information (Additions to Property and Equipment by Reportable Segment) (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Segment Reporting Information [Line Items]
Additions to property and equipment	$ 300	$ 249	$ 195
Pharmaceutical
Segment Reporting Information [Line Items]
Additions to property and equipment	90	72	46
Medical
Segment Reporting Information [Line Items]
Additions to property and equipment	87	72	48
Corporate
Segment Reporting Information [Line Items]
Additions to property and equipment	$ 123	$ 105	$ 101