Debt and Other Financing Arrangements (Commercial Paper and Revolving Credit Facility) (Details) (USD $)	12 Months Ended
	Jun. 30, 2012	Jul. 02, 2011	Jul. 03, 2010
Maximum board-authorized aggregate commercial paper limit	$ 1,300,000,000
Short term bank borrowings and commercial paper borrowings, minimum amount during period	0	0	0
Short term bank borrowings and commercial paper borrowings, maximum amount during period	563,100,000	330,300,000	1,800,000
Commercial Paper [Member]
Outstanding commercial paper borrowings	0	0
Commercial Paper Revolver [Member]
Committed facility for unsecured borrowings, limit	$ 1,000,000,000
Committed facility for unsecured borrowings, expiration date	Dec. 29, 2016