Leases - ROU Assets and Lease Liabilities (Details) - USD ($) $ in Millions	Sep. 30, 2023	Sep. 24, 2022
Lease-Related Assets and Liabilities
Operating lease right-of-use assets	$ 10,661	$ 10,417
Operating lease, right-of-use asset, statement of financial position [Extensible Enumeration]	Other non-current assets	Other non-current assets
Finance lease right-of-use assets	$ 1,015	$ 952
Finance lease, right-of-use asset, statement of financial position [Extensible Enumeration]	Property, plant and equipment, net	Property, plant and equipment, net
Total right-of-use assets	$ 11,676	$ 11,369
Operating lease liabilities, current	$ 1,410	$ 1,534
Operating lease, liability, current, statement of financial position [Extensible Enumeration]	Other current liabilities	Other current liabilities
Operating lease liabilities, non-current	$ 10,408	$ 9,936
Operating lease, liability, noncurrent, statement of financial position [Extensible Enumeration]	Other non-current liabilities	Other non-current liabilities
Finance lease liabilities, current	$ 165	$ 129
Finance lease, liability, current, statement of financial position [Extensible Enumeration]	Other current liabilities	Other current liabilities
Finance lease liabilities, non-current	$ 859	$ 812
Finance lease, liability, noncurrent, statement of financial position [Extensible Enumeration]	Other non-current liabilities	Other non-current liabilities
Total lease liabilities	$ 12,842	$ 12,411