Organization and Summary of Significant Accounting Policies - Computation of Basic and Diluted Income Per Common Share (Detail) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended								12 Months Ended
	Jul. 03, 2015	Apr. 03, 2015	Jan. 02, 2015	Oct. 03, 2014	Jun. 27, 2014	Mar. 28, 2014	Dec. 27, 2013	Sep. 27, 2013	Jul. 03, 2015	Jun. 27, 2014	Jun. 28, 2013
Earnings Per Share [Abstract]
Net income	$ 220	$ 384	$ 438	$ 423	$ 317	$ 375	$ 430	$ 495	$ 1,465	$ 1,617	$ 980
Weighted average shares outstanding:
Basic (in shares)									232	235	241
Employee stock options and other									5	7	5
Diluted (in shares)									237	242	246
Income (loss) per common share:
Basic (in dollars per share)	$ 0.95	$ 1.66	$ 1.88	$ 1.81	$ 1.35	$ 1.60	$ 1.82	$ 2.10	$ 6.31	$ 6.88	$ 4.07
Diluted (in dollars per share)	$ 0.94	$ 1.63	$ 1.84	$ 1.76	$ 1.32	$ 1.55	$ 1.77	$ 2.05	$ 6.18	$ 6.68	$ 3.98
Anti-dilutive potential common shares excluded									1	2	3