Business Segment Information (Geographic Area) (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Jun. 27, 2015	Mar. 28, 2015	Dec. 27, 2014	Sep. 27, 2014	Jun. 28, 2014	Mar. 29, 2014	Dec. 28, 2013	Sep. 28, 2013	Jun. 27, 2015	Jun. 28, 2014	Jun. 29, 2013
Revenues from External Customers and Long-Lived Assets [Line Items]
Sales	$ 12,401,938	$ 11,746,659	$ 12,087,074	$ 12,445,081	$ 12,286,992	$ 11,277,484	$ 11,237,969	$ 11,714,267	$ 48,680,752	$ 46,516,712	$ 44,411,233
Plant and equipment, net	3,982,143				3,985,618				3,982,143	3,985,618	3,978,071
U.S.
Revenues from External Customers and Long-Lived Assets [Line Items]
Sales									43,146,591	40,612,963	38,985,715
Plant and equipment, net	3,519,610				3,520,449				3,519,610	3,520,449	3,593,346
Canada
Revenues from External Customers and Long-Lived Assets [Line Items]
Sales									4,727,742	4,923,672	4,698,814
Plant and equipment, net	317,231				347,440				317,231	347,440	307,605
Other
Revenues from External Customers and Long-Lived Assets [Line Items]
Sales									806,419	980,077	726,704
Plant and equipment, net	$ 145,302				$ 117,729				$ 145,302	$ 117,729	$ 77,120