Goodwill and Intangible Assets - Schedule of Changes in the Carrying Amount of Goodwill (Details) - USD ($) $ in Millions	12 Months Ended
	Oct. 03, 2025	Sep. 27, 2024
Goodwill [Roll Forward]
Goodwill, beginning balance	$ 5,556	$ 2,891
Acquisition of CMS		2,665
Measurement period adjustments	339
Divestitures	(193)
Foreign currency translation	1
Goodwill, ending balance	5,703	5,556
DS
Goodwill [Roll Forward]
Goodwill, beginning balance	2,412	1,256
Acquisition of CMS		1,156
Measurement period adjustments	41
Divestitures	(193)
Foreign currency translation	0
Goodwill, ending balance	2,260	2,412
GES
Goodwill [Roll Forward]
Goodwill, beginning balance	3,144	1,635
Acquisition of CMS		1,509
Measurement period adjustments	298
Divestitures	0
Foreign currency translation	1
Goodwill, ending balance	$ 3,443	$ 3,144