Earnings Per Share (Schedule of computation of basic and diluted net income (loss) per share) (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Apr. 03, 2020	Mar. 29, 2019	Apr. 03, 2020	Mar. 29, 2019
Numerator:
Net income	$ 320	$ 195	$ 838	$ 1,029
Number of shares used in per share calculations:
Total shares for purposes of calculating basic net income per share	261	281	263	284
Weighted-average effect of dilutive securities:
Employee equity award plans	2	3	3	4
Total shares for purpose of calculating diluted net income per share	263	284	266	288
Net income per share:
Basic (in dollars per share)	$ 1.23	$ 0.69	$ 3.19	$ 3.62
Diluted (in dollars per share)	$ 1.22	$ 0.69	$ 3.15	$ 3.57