Consolidated Statements of Comprehensive Income (USD $) In Millions, unless otherwise specified	12 Months Ended
	Jun. 27, 2014	Jun. 28, 2013	Jun. 29, 2012
Statement Of Other Comprehensive Income Loss [Abstract]
Net income	$ 1,617	$ 980	$ 1,612
Other comprehensive income (loss), net of tax:
Actuarial pension gains (losses)	(4)	14	(3)
Foreign currency translation gains (losses)	0	(4)	4
Net unrealized gain (loss) on foreign exchange contracts	51	(30)	(11)
Other Comprehensive Income (Loss), Accumulated Other Comprehensive Income (Loss)	47	(20)	(10)
Total comprehensive income	$ 1,664	$ 960	$ 1,602