Financial Instruments - Notional Amounts of Derivative Instruments (Details) - USD ($) $ in Millions |
Jun. 28, 2025 |
Sep. 28, 2024 |
|---|---|---|
| Derivatives designated as accounting hedges | Foreign exchange contracts | ||
| Derivatives, Fair Value [Line Items] | ||
| Derivatives, notional amount | $ 63,212 | $ 64,069 |
| Derivatives designated as accounting hedges | Interest rate contracts | ||
| Derivatives, Fair Value [Line Items] | ||
| Derivatives, notional amount | 12,875 | 14,575 |
| Derivatives not designated as accounting hedges | Foreign exchange contracts | ||
| Derivatives, Fair Value [Line Items] | ||
| Derivatives, notional amount | $ 78,649 | $ 91,493 |