Acquisitions (Narrative) (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended		0 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Mar. 18, 2013 AssuraMed
Business Acquisition
Business Acquisition, Effective Date of Acquisition			Mar. 18, 2013
Payments to Acquire Businesses, Net of Cash Acquired	$ 168	$ 2,219	$ 2,070