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Commitments and Contingencies (Details) - USD ($) $ in Millions	Dec. 29, 2023	Sep. 29, 2023
Loss Contingencies
Accrual environmental loss contingency, estimate of probable loss	$ 20
Supplier Finance Program, Obligation [Roll Forward]
Supplier Finance Program, Obligation	122	$ 109
Minimum
Loss Contingencies
Accrual environmental loss contingency, estimate of probable loss	17
Maximum
Loss Contingencies
Accrual environmental loss contingency, estimate of probable loss	44
Outstanding letters of credit, letters of guarantee and surety bonds
Guarantees
Guarantor obligations, maximum exposure	196
Discontinued Operations, Disposed of by Sale \| Subsea Communications \| Performance guarantee
Guarantees
Guarantor obligations, maximum exposure	26
Discontinued Operations, Disposed of by Sale \| Subsea Communications \| Letters of credit
Guarantees
Guarantor obligations, maximum exposure	$ 22