Financial Instruments - Notional Amounts of Derivative Instruments (Details) - USD ($) $ in Millions	Dec. 28, 2024	Sep. 28, 2024
Derivatives designated as accounting hedges | Foreign exchange contracts
Derivatives, Fair Value [Line Items]
Derivatives, notional amount	$ 47,466	$ 64,069
Derivatives designated as accounting hedges | Interest rate contracts
Derivatives, Fair Value [Line Items]
Derivatives, notional amount	14,575	14,575
Derivatives not designated as accounting hedges | Foreign exchange contracts
Derivatives, Fair Value [Line Items]
Derivatives, notional amount	$ 96,150	$ 91,493