Debt - Additional Information (Details) - USD ($) $ in Millions	Dec. 28, 2024	Sep. 28, 2024
Debt Instrument [Line Items]
Commercial paper	$ 1,995	$ 9,967
Fixed-rate notes, aggregate carrying amount	94,800	96,700
Commercial paper
Debt Instrument [Line Items]
Commercial paper	2,000	10,000
Level 2
Debt Instrument [Line Items]
Fixed-rate notes, aggregate fair value	$ 82,700	$ 88,400