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DERIVATIVES, Fair value of derivative instruments and Consolidated Balance Sheet location (Details) - USD ($) $ in Millions | Jan. 31, 2020 | Oct. 31, 2019
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Derivative Fair Value by Balance Sheet Location [Abstract] |  |
Total derivatives Asset | $ 5 | $ 2
Total derivatives Liabilities | 2 | 6
Designated as Hedging Instruments | Cash Flow Hedging | Foreign Exchange Contracts | Other Current Assets [Member] |  |
Derivative Fair Value by Balance Sheet Location [Abstract] |  |
Total derivatives Asset | 3 | 1
Designated as Hedging Instruments | Cash Flow Hedging | Foreign Exchange Contracts | Other Current Liabilities [Member] |  |
Derivative Fair Value by Balance Sheet Location [Abstract] |  |
Total derivatives Liabilities | 1 | 2
Not Designated as Hedging Instrument | Foreign Exchange Contracts | Other Current Assets [Member] |  |
Derivative Fair Value by Balance Sheet Location [Abstract] |  |
Total derivatives Asset | 2 | 1
Not Designated as Hedging Instrument | Foreign Exchange Contracts | Other Current Liabilities [Member] |  |
Derivative Fair Value by Balance Sheet Location [Abstract] |  |
Total derivatives Liabilities | $ 1 | $ 4

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