Consolidated Statements of Changes in Stockholders' Equity (Unaudited) - USD ($) $ in Millions	Common Stock [Member]	Additional Paid-in Capital [Member]		Accumulated Other Comprehensive Loss [Member]	Retained Earnings [Member]	Total		Adjustment for Adoption of New Accounting Standard [Member] Common Stock [Member]	Adjustment for Adoption of New Accounting Standard [Member] Additional Paid-in Capital [Member]	Adjustment for Adoption of New Accounting Standard [Member] Accumulated Other Comprehensive Loss [Member]	Adjustment for Adoption of New Accounting Standard [Member] Retained Earnings [Member]	Adjustment for Adoption of New Accounting Standard [Member]
Balance at Sep. 29, 2018	$ 1	$ 870		$ (156)	$ 719	$ 1,434
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	0	0		0	175	175
Other comprehensive loss	0	0		(55)	0	(55)
Share-based compensation	0	21		0	0	21
Proceeds from issuance of common stock	0	43		0	0	43
Common stock repurchased and retired	0	(3)		0	(69)	(72)
Balance at Jun. 29, 2019	1	931		(211)	825	1,546
Balance at Mar. 30, 2019	1	904		(186)	812	1,531
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	0	0		0	13	13
Other comprehensive loss	0	0		(25)	0	(25)
Share-based compensation	0	4		0	0	4
Proceeds from issuance of common stock	0	23		0	0	23
Common stock repurchased and retired	0	0		0	0	0
Balance at Jun. 29, 2019	1	931		(211)	825	1,546
Balance at Sep. 28, 2019	1	949		(386)	1,054	1,618
Balance (ASU 2016-02 Related to Leases [Member]) at Sep. 28, 2019								$ 0	$ 0	$ 0	$ (5)	$ (5)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	0	0		0	364	364
Other comprehensive loss	0	0		(164)	0	(164)
Share-based compensation	0	28		0	0	28
Proceeds from issuance of common stock	0	6		0	0	6
Acquisition	0	22	[1]	0	0	22	[1]
Balance at Jun. 27, 2020	1	1,005		(550)	1,413	1,869
Balance at Mar. 28, 2020	1	976		(548)	1,222	1,651
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	0	0		0	191	191
Other comprehensive loss	0	0		(2)	0	(2)
Share-based compensation	0	4		0	0	4
Proceeds from issuance of common stock	0	3		0	0	3
Acquisition	0	22	[1]	0	0	22	[1]
Balance at Jun. 27, 2020	$ 1	$ 1,005		$ (550)	$ 1,413	$ 1,869

[1] Represents noncontrolling interest (see Note 4).