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DERIVATIVES (Additional Information) (Details)
$ in Millions
12 Months Ended
Oct. 31, 2019
USD ($)
Oct. 31, 2018
Oct. 31, 2017
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 $ 2    
Foreign Exchange Forward [Member] | Not Designated as Hedging Instrument [Member]      
Derivative [Line Items]      
Derivative, number of contracts 60    
Foreign Exchange Forward [Member] | Cash Flow Hedges [Member] | Designated as Hedging Instrument [Member]      
Derivative [Line Items]      
Derivative, number of contracts 201