Composition of Certain Financial Statement Captions - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	Oct. 03, 2025	Sep. 27, 2024	Sep. 29, 2023
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Depreciation expense	$ 40	$ 23	$ 27
Additions in accounts payable	$ 3	$ 1	$ 2