Derivatives and Hedging - Outstanding Contracts (Details) - Cash Flow Hedges cwt in Millions, bu in Millions	12 Months Ended
Oct. 27, 2019 cwt bu	Oct. 28, 2018 cwt bu
Corn
Derivatives and Hedging
Future contracts, volume (in million bushels) \| bu	30.4	23.0
Lean Hogs
Derivatives and Hedging
Futures contracts, volume ( in million pounds) \| cwt	187.3	56.9

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