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Fair Value Measurement (Narrative) (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jun. 28, 2025 | Jun. 29, 2024 | Jun. 28, 2025 | Jun. 29, 2024
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Goodwill, Impairment Loss | $ 343 | $ 0 | $ 343 | $ 0
Maximum [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Short Term Investment Maturity Period |  |  | 12 months |
Available For Sale Securities Debt Maturity Period |  |  | 44 years |
Beef [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Goodwill, Impairment Loss | $ 343 |  | $ 343 |

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