Pensions and Other Post-retirement Benefit Plans - Obligations and Funded Status (Details) - USD ($) $ in Millions	12 Months Ended
	Jul. 03, 2020	Jun. 28, 2019	Jun. 29, 2018
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Fair value of plan assets at beginning of period	$ 209
Fair value of plan assets at end of period	215	$ 209
Foreign Plan | Pension Plan
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]
Projected benefit obligation at beginning of period	352	300	$ 285
Service cost	13	10	10
Interest cost	4	4	4
Plan amendments	0	13	0
Actuarial loss (gain)	3	26	7
Benefits paid	(8)	(9)	(9)
Settlement/curtailment	0	(3)	0
Other	0	0	0
Non-U.S. currency movement	2	11	3
Projected benefit obligation at end of period	366	352	300
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Fair value of plan assets at beginning of period	209	200	189
Actual return on plan assets	4	2	8
Employer contributions	9	10	10
Benefits paid	(8)	(9)	(9)
Non-U.S. currency movement	1	6	2
Fair value of plan assets at end of period	215	209	200
Unfunded status	$ 151	$ 143	$ 100