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DERIVATIVES (Additional Information) (Details) $ in Millions	12 Months Ended
	Oct. 31, 2020 USD ($)	Oct. 31, 2019 USD ($)	Oct. 31, 2018 USD ($)
Derivative [Line Items]
Cash Flow Hedge Ineffectiveness		not significant	not significant
Derivative, net liability position, aggregate fair value	$ 4
Cash flow hedge loss to be reclassified within twelve months	1
Interest Rate Swap [Member]
Derivative [Line Items]
Derivative, Notional Amount	600
Fair Value, Net Derivative Asset (Liability), Recurring Basis, Still Held, Unrealized Gain (Loss), OCI	$ (23)	$ 0	$ 0
Foreign Exchange Forward [Member] \| Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative, number of contracts	61
Foreign Exchange Forward [Member] \| Cash Flow Hedges [Member] \| Designated as Hedging Instrument [Member]
Derivative [Line Items]
Derivative, number of contracts	202