Consolidated Statements of Comprehensive Income (USD $) In Millions, unless otherwise specified	12 Months Ended
	Jun. 28, 2013	Jun. 29, 2012	Jul. 01, 2011
Statement Of Other Comprehensive Income Loss [Abstract]
Net income	$ 980	$ 1,612	$ 726
Other comprehensive income (loss), net of tax:
Actuarial pension gains (losses)	14	(3)
Foreign currency translation gains (losses)	(4)	4
Net unrealized losses on cash flow hedges	(30)	(11)	(16)
Other comprehensive loss	(20)	(10)	(16)
Total comprehensive income	$ 960	$ 1,602	$ 710