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Derivative Financial Instruments (Aggregate Outstanding Notionals) (Details) lb in Millions, bu in Millions, $ in Millions | Sep. 28, 2019 USD ($) lb bu T | Sep. 29, 2018 USD ($) lb bu T
--- | --- | ---
Corn (in bushels) |  |
Derivative [Line Items] |  |
Derivative, Nonmonetary Notional Amount | bu | 111 | 112
Soy Meal (in tons) |  |
Derivative [Line Items] |  |
Derivative, Nonmonetary Notional Amount | T | 1,078,800 | 651,700
Live Cattle (in pounds) |  |
Derivative [Line Items] |  |
Derivative, Nonmonetary Notional Amount | lb | 14 | 105
Lean Hogs [Member] |  |
Derivative [Line Items] |  |
Derivative, Nonmonetary Notional Amount | lb | 309 | 39
Foreign Exchange Contract [Member] |  |
Derivative [Line Items] |  |
Derivative, Notional Amount | $ | $ 148 | $ 89
Interest Rate Swap [Member] |  |
Derivative [Line Items] |  |
Derivative, Notional Amount | $ | $ 400 | $ 400

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