DERIVATIVES AND HEDGING - Outstanding Contracts (Details) - Cash Flow Hedges cwt in Millions, bu in Millions	6 Months Ended	12 Months Ended
Apr. 26, 2020 cwt bu	Oct. 27, 2019 cwt bu
Corn
Derivative [Line Items]
Futures contracts, volume (in million bushels) \| bu	20.4	30.4
Lean Hogs
Derivative [Line Items]
Futures contracts, volume (in million pounds) \| cwt	199.1	187.3

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