CONDENSED CONSOLIDATED STATEMENT OF SHAREHOLDERS' EQUITY - USD ($) shares in Millions, $ in Millions	Total	Common Stock	Additional Paid-in Capital [Member]	Accumulated Other Comprehensive Loss [Member]	Accumulated Deficit [Member]
Beginning balance (in shares) at Jun. 29, 2018		287
Beginning balance at Jun. 29, 2018	$ 1,665	$ 0	$ 6,377	$ (16)	$ (4,696)
Increase (Decrease) in Stockholders' Equity
Net income	1,029				1,029
Other comprehensive loss	(5)			(5)
Issuance of ordinary shares under employee stock plans (In shares)		4
Issuance of ordinary shares under employee stock plans	68		68
Repurchases of ordinary shares (in shares)		(13)
Repurchases of ordinary shares	(613)				(613)
Tax withholding related to vesting of restricted stock units (in shares)		1
Tax withholding related to vesting of restricted stock units	(30)				(30)
Dividends to shareholders	(532)				(532)
Share-based compensation	73		73
Ending balance (in shares) at Mar. 29, 2019		277
Ending balance at Mar. 29, 2019	1,689	$ 0	6,518	(21)	(4,808)
Increase (Decrease) in Stockholders' Equity
Issuance of ordinary shares under employee stock plans (In shares)		4
Beginning balance (in shares) at Dec. 28, 2018		283
Beginning balance at Dec. 28, 2018	1,934	$ 0	6,457	(21)	(4,502)
Increase (Decrease) in Stockholders' Equity
Net income	195				195
Other comprehensive loss	0			0
Issuance of ordinary shares under employee stock plans (In shares)		1
Issuance of ordinary shares under employee stock plans	33		33
Repurchases of ordinary shares (in shares)		(7)
Repurchases of ordinary shares	(327)				(327)
Tax withholding related to vesting of restricted stock units (in shares)		0
Tax withholding related to vesting of restricted stock units	0				0
Dividends to shareholders	(174)				(174)
Share-based compensation	28		28
Ending balance (in shares) at Mar. 29, 2019		277
Ending balance at Mar. 29, 2019	1,689	$ 0	6,518	(21)	(4,808)
Increase (Decrease) in Stockholders' Equity
Issuance of ordinary shares under employee stock plans (In shares)		1
Impact of adopting new lease standard	34				34
Beginning balance (in shares) at Jun. 28, 2019		269
Beginning balance at Jun. 28, 2019	2,162	$ 0	6,545	(34)	(4,349)
Increase (Decrease) in Stockholders' Equity
Net income	838				838
Other comprehensive loss	(33)			(33)
Issuance of ordinary shares under employee stock plans (In shares)		6
Issuance of ordinary shares under employee stock plans	$ 100		100
Repurchases of ordinary shares (in shares)	(17)	(17)
Repurchases of ordinary shares	$ (811)				(811)
Tax withholding related to vesting of restricted stock units (in shares)	(1)	1
Tax withholding related to vesting of restricted stock units	$ (39)				(39)
Dividends to shareholders	(503)				(503)
Share-based compensation	80		80
Ending balance (in shares) at Apr. 03, 2020		257
Ending balance at Apr. 03, 2020	1,792	$ 0	6,725	(67)	(4,866)
Increase (Decrease) in Stockholders' Equity
Issuance of ordinary shares under employee stock plans (In shares)		6
Beginning balance (in shares) at Jan. 03, 2020		261
Beginning balance at Jan. 03, 2020	1,830	$ 0	6,667	(33)	(4,804)
Increase (Decrease) in Stockholders' Equity
Net income	320				320
Other comprehensive loss	(34)			(34)
Issuance of ordinary shares under employee stock plans (In shares)		1
Issuance of ordinary shares under employee stock plans	31		31
Repurchases of ordinary shares (in shares)		(5)
Repurchases of ordinary shares	(214)				(214)
Tax withholding related to vesting of restricted stock units	0				0
Dividends to shareholders	(168)				(168)
Share-based compensation	27		27
Ending balance (in shares) at Apr. 03, 2020		257
Ending balance at Apr. 03, 2020	$ 1,792	$ 0	$ 6,725	$ (67)	$ (4,866)
Increase (Decrease) in Stockholders' Equity
Issuance of ordinary shares under employee stock plans (In shares)		1