Derivative Financial Instruments (Aggregate Outstanding Notionals) (Details) lb in Millions, bu in Millions, $ in Millions	Jul. 03, 2021 USD ($) lb T bu	Oct. 03, 2020 USD ($) T bu lb
Corn (in bushels)
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount | bu	32	43
Soy Meal (in tons)
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount | T	767,133	428,300
Live Cattle (in pounds)
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount	337	234
Lean Hogs (in pounds)
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount	378	283
Foreign Currency [Member]
Derivative [Line Items]
Derivative, Notional Amount | $	$ 117	$ 536