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		6 Months Ended
	Dec. 31, 2021	Jan. 01, 2021	Dec. 31, 2021	Jan. 01, 2021
Numerator:
Net income	$ 501	$ 280	$ 1,027	$ 503
Number of shares used in per share calculations:
Total shares for purposes of calculating basic net income per share	221	249	224	253
Weighted-average effect of dilutive securities:
Employee equity award plans	4	2	4	2
Total shares for purpose of calculating diluted net income per share	225	251	228	255
Net income per share:
Basic (in dollars per share)	$ 2.27	$ 1.12	$ 4.58	$ 1.99
Diluted (in dollars per share)	$ 2.23	$ 1.12	$ 4.50	$ 1.97