Summary of Accounting Policies (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Jun. 30, 2012 segment property customer	Jul. 02, 2011	Jul. 03, 2010
Number of customers	400,000
Number of distribution facilities	185
Captialized interest	$ 20.8	$ 13.9	$ 10.0
Number of operating segments	9
Cash surrender value of corporate-owned life insurance	160.5	231.3
Shipping and handling costs	$ 2,396.2	$ 2,222.1	$ 2,103.3
Minimum [Member]
Intangible assets useful life (in years)	3 years
Maximum [Member]
Intangible assets useful life (in years)	10 years