Goodwill and Other Intangible Assets (Schedule of Goodwill by Reportable Segment) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Goodwill [Roll Forward]
Balance, beginning	$ 3,846	$ 2,205
Goodwill acquired, net of purchase price adjustments	130	1,632
Foreign currency translation adjustments and other	2	9
Balance, ending	3,978	3,846
Pharmaceutical
Goodwill [Roll Forward]
Balance, beginning	2,853	1,248
Goodwill acquired, net of purchase price adjustments	16	1,599
Foreign currency translation adjustments and other	7	6
Balance, ending	2,876	2,853
Medical
Goodwill [Roll Forward]
Balance, beginning	993	957
Goodwill acquired, net of purchase price adjustments	114	33
Foreign currency translation adjustments and other	(5)	3
Balance, ending	$ 1,102	$ 993