Basis of Presentation and Summary of Significant Accounting Policies - Goodwill (Details) - USD ($) $ in Millions	12 Months Ended
	Sep. 27, 2025	Sep. 28, 2024
Basis of Presentation and Summary of Significant Accounting Policies [Abstract]
Goodwill, beginning balance	$ 624	$ 794
Goodwill impairment	0	(171)
Foreign currency translation adjustment	3	1
Acquistions	36
Goodwill, ending balance	663	624
Americas [Member]
Basis of Presentation and Summary of Significant Accounting Policies [Abstract]
Goodwill, beginning balance	585	589
Goodwill impairment		0
Foreign currency translation adjustment	1	(4)
Acquistions	36
Goodwill, ending balance	622	585
Rest of World [Member]
Basis of Presentation and Summary of Significant Accounting Policies [Abstract]
Goodwill, beginning balance	39	205
Goodwill impairment		(171)
Foreign currency translation adjustment	2	5
Acquistions	0
Goodwill, ending balance	$ 41	$ 39