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COMMITMENTS AND CONTINGENCIES (Details) - USD ($)
$ in Millions
12 Months Ended
Oct. 31, 2019
Oct. 31, 2018
Oct. 31, 2017
Loss Contingencies [Line Items]      
Other Commitment $ 77    
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]      
Future minimum lease payments 2020 52    
Future minimum lease payments 2021 41    
Future minimum lease payments 2022 29    
Future minimum lease payments 2023 21    
Future minimum lease payments 2024 14    
Future minimum lease payments thereafter 56    
Operating Leases, Future Minimum Payments Receivable [Abstract]      
Future minimum lease income 2020 8    
Future minimum lease income 2021 6    
Future minimum lease income 2022 5    
Total rent expense 75 $ 64 $ 57
Penalty reduce over period of time [Member]      
Loss Contingencies [Line Items]      
Other Commitment $ 25