Business Segment, Revenue Information, Geographic Information and Concentration of Risk - Revenue by Geography (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Jul. 03, 2020	Apr. 03, 2020	Jan. 03, 2020	Oct. 04, 2019	Jun. 28, 2019	Mar. 29, 2019	Dec. 28, 2018	Sep. 28, 2018	Jul. 03, 2020	Jun. 28, 2019	Jun. 29, 2018
Revenue from External Customer [Line Items]
Revenue, net	$ 4,287	$ 4,175	$ 4,234	$ 4,040	$ 3,634	$ 3,674	$ 4,233	$ 5,028	$ 16,736	$ 16,569	$ 20,647
United States
Revenue from External Customer [Line Items]
Revenue, net									4,679	3,602	4,640
China
Revenue from External Customer [Line Items]
Revenue, net									4,075	3,861	4,393
Hong Kong
Revenue from External Customer [Line Items]
Revenue, net									2,592	3,122	4,022
Rest of Asia
Revenue from External Customer [Line Items]
Revenue, net									1,699	2,116	2,752
Europe, Middle East and Africa
Revenue from External Customer [Line Items]
Revenue, net									2,926	3,109	3,858
Other
Revenue from External Customer [Line Items]
Revenue, net									$ 765	$ 759	$ 982