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INCOME TAXES - Current and long-term income tax assets and liabilities (Details) - USD ($) $ in Millions | Oct. 31, 2021 | Oct. 31, 2020
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Income Tax Disclosure [Abstract] |  |
Current income tax assets (included within other current assets) | $ 66 | $ 89
Long-term income tax assets (included within other assets) | 6 | 6
Current income tax liabilities (included within other accrued liabilities) | 47 | 63
Long-term income tax liabilities (included within other long-term liabilities) | 241 | 323
Total | $ 216 | $ 291

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