Share-based Compensation (Stock option activity) (Details) - Employee Stock Option - USD ($) $ / shares in Units, shares in Millions, $ in Millions	12 Months Ended
	Jul. 01, 2022	Jul. 02, 2021
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Nonvested, Number of Shares [Roll Forward]
Number of shares, outstanding at the beginning of the period	1.6
Number of shares, granted	0.2
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period	(0.2)
Number of shares, outstanding at the end of the period	1.6	1.6
Number of shares, vested and expected to vest	1.6
Number of shares, exercisable	1.1
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]
Weighted-average exercise price, outstanding at the beginning of the period (in dollars per share)	$ 44.24
Weighted-average exercise price, granted (in dollars per share)	87.34
Weighted average exercise price option issued (in dollars per share)	45.48
Weighted-average exercise price, outstanding at the end of the period (in dollars per share)	49.26	$ 44.24
Weighted-average exercise price, vested and expected to vest (in dollars per share)	49.01
Weighted-average exercise price, exercisable (in dollars per share)	$ 41.53
Weighted-average remaining contractual term, outstanding at the beginning of the period (in years)	3 years 7 months 6 days	4 years
Weighted-average remaining contractual term, vested and expected to vest (in years)	3 years 6 months
Weighted-average remaining contractual term, exercisable (in years)	2 years 9 months 18 days
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value	$ 36	$ 69
Aggregate intrinsic value, vested and expected to vest	36
Aggregate intrinsic value, exercisable	$ 31