Segment Information and Geographic Data - Long-Lived Assets (Details) - USD ($) $ in Millions	Sep. 24, 2022	Sep. 25, 2021
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-lived assets	$ 42,117	$ 39,440
U.S.
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-lived assets	31,119	28,203
China
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-lived assets	7,260	7,521
Other countries
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-lived assets	$ 3,738	$ 3,716