Property, Plant and Equipment - Gross Property, Plant and Equipment by Major Asset Class and Accumulated Depreciation (Details) - USD ($) $ in Millions	Sep. 30, 2023	Sep. 24, 2022
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	$ 114,599	$ 114,457
Accumulated depreciation	(70,884)	(72,340)
Total property, plant and equipment, net	43,715	42,117
Land and buildings
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	23,446	22,126
Machinery, equipment and internal-use software
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	78,314	81,060
Leasehold improvements
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	$ 12,839	$ 11,271