Condensed Consolidated Statements of Shareholders' Equity - USD ($) shares in Thousands, $ in Millions	Total	Cumulative Effect, Period of Adoption, Adjustment	Common Stock	Treasury Stock	Additional Paid-In Capital	Accumulated Other Comprehensive Income (Loss)	Retained Earnings	Retained Earnings Cumulative Effect, Period of Adoption, Adjustment
Beginning balance (in shares) at Jun. 28, 2019			312,000	(17,000)
Beginning balance at Jun. 28, 2019	$ 9,967	$ (5)	$ 3	$ (1,268)	$ 3,851	$ (68)	$ 7,449	$ (5)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(276)						(276)
Employee stock plans (in shares)				3,000
Employee stock plans	(26)			$ 181	(207)
Stock-based compensation	77				77
Dividends to shareholders	(149)				7		(156)
Actuarial pension gain	1					1
Foreign currency translation adjustment	4					4
Net unrealized loss on derivative contracts	(27)					(27)
Ending balance (in shares) at Oct. 04, 2019			312,000	(14,000)
Ending balance at Oct. 04, 2019	9,566		$ 3	$ (1,087)	3,728	(90)	7,012
Beginning balance (in shares) at Jul. 03, 2020			312,000	(10,000)
Beginning balance at Jul. 03, 2020	9,551	$ (7)	$ 3	$ (737)	3,717	(157)	6,725	$ (7)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(60)						(60)
Employee stock plans (in shares)				2,000
Employee stock plans	(40)			$ 216	(256)
Stock-based compensation	76				76
Actuarial pension gain	1					1
Foreign currency translation adjustment	32					32
Net unrealized loss on derivative contracts	23					23
Ending balance (in shares) at Oct. 02, 2020			312,000	(8,000)
Ending balance at Oct. 02, 2020	$ 9,576		$ 3	$ (521)	$ 3,537	$ (101)	$ 6,658