Related Parties (Details) - USD ($) $ in Millions	12 Months Ended
	Oct. 03, 2025	Sep. 27, 2024	Sep. 29, 2023
Related Party Transaction [Line Items]
Capital contribution from non-controlling interest	$ 3	$ 235
Additional Paid-in Capital
Related Party Transaction [Line Items]
Capital contribution from non-controlling interest	0	235
Related Party
Related Party Transaction [Line Items]
Professional fees	$ 4	$ 4	$ 4