Consolidated Financial Statement Details - Property, Plant and Equipment, Net (Details) - USD ($) $ in Millions	Sep. 24, 2022	Sep. 25, 2021
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	$ 114,457	$ 109,723
Accumulated depreciation and amortization	(72,340)	(70,283)
Total property, plant and equipment, net	42,117	39,440
Land and buildings
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	22,126	20,041
Machinery, equipment and internal-use software
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	81,060	78,659
Leasehold improvements
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	$ 11,271	$ 11,023