Composition of Certain Financial Statement Captions - Schedule of Property, and Equipment, Net (Details) - USD ($) $ in Millions	Oct. 03, 2025	Sep. 27, 2024
Property, Plant and Equipment [Line Items]
Finance lease right-of-use assets	$ 20	$ 20
Gross property and equipment	224	222
Less accumulated depreciation	(110)	(78)
Total property and equipment, net	114	144
Aircraft
Property, Plant and Equipment [Line Items]
Gross property and equipment	$ 13	13
Aircraft | Minimum
Property, Plant and Equipment [Line Items]
Useful Lives	5 years
Aircraft | Maximum
Property, Plant and Equipment [Line Items]
Useful Lives	10 years
Buildings
Property, Plant and Equipment [Line Items]
Gross property and equipment	$ 14	14
Buildings | Minimum
Property, Plant and Equipment [Line Items]
Useful Lives	20 years
Buildings | Maximum
Property, Plant and Equipment [Line Items]
Useful Lives	40 years
Computers and related equipment
Property, Plant and Equipment [Line Items]
Gross property and equipment	$ 37	34
Computers and related equipment | Minimum
Property, Plant and Equipment [Line Items]
Useful Lives	1 year
Computers and related equipment | Maximum
Property, Plant and Equipment [Line Items]
Useful Lives	5 years
Leasehold improvements
Property, Plant and Equipment [Line Items]
Gross property and equipment	$ 38	42
Office furniture and fixtures
Property, Plant and Equipment [Line Items]
Gross property and equipment	$ 10	19
Office furniture and fixtures | Minimum
Property, Plant and Equipment [Line Items]
Useful Lives	1 year
Office furniture and fixtures | Maximum
Property, Plant and Equipment [Line Items]
Useful Lives	7 years
Vehicles and equipment
Property, Plant and Equipment [Line Items]
Gross property and equipment	$ 92	$ 80
Vehicles and equipment | Minimum
Property, Plant and Equipment [Line Items]
Useful Lives	1 year
Vehicles and equipment | Maximum
Property, Plant and Equipment [Line Items]
Useful Lives	10 years