CONDENSED CONSOLIDATED STATEMENTS OF SHAREHOLDERS EQUITY - USD ($) shares in Millions, $ in Millions	Common Shares	Treasury Shares	Contributed Surplus	Accumulated Earnings	Accumulated Other Comprehensive Loss	Total
Balance at at Sep. 28, 2018	$ 157	$ (1,134)		$ 12,114	$ (306)	$ 10,831
Balance (in shares) at at Sep. 28, 2018	357	(12)
Increase (Decrease) in Equity:
Adoption of ASU No. 2016-16 | ASU 2016-16				(443)		(443)
Net income				276		276
Other comprehensive income					49	49
Share-based compensation expense			$ 23			23
Exercise of share options		$ 7				7
Restricted share award vestings and other activity		72	(23)	(61)		(12)
Repurchase of common shares		$ (495)				$ (495)
Repurchase of common shares (in shares)		(6)				(6)
Balance at at Dec. 28, 2018	$ 157	$ (1,550)		11,886	(257)	$ 10,236
Balance (in shares) at at Dec. 28, 2018	357	(18)
Balance at at Sep. 27, 2019	$ 154	$ (1,337)		12,256	(503)	10,570
Balance (in shares) at at Sep. 27, 2019	351	(16)
Increase (Decrease) in Equity:
Net income				26		26
Other comprehensive income					89	89
Share-based compensation expense			22			22
Exercise of share options		$ 14				14
Restricted share award vestings and other activity		$ 77	$ (22)	(76)		(21)
Restricted share award vestings and other activity (in shares)		1
Repurchase of common shares		$ (143)				$ (143)
Repurchase of common shares (in shares)		(2)				(2)
Balance at at Dec. 27, 2019	$ 154	$ (1,389)		$ 12,206	$ (414)	$ 10,557
Balance (in shares) at at Dec. 27, 2019	351	(17)