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SEGMENT INFORMATION (Segment Assets to Total Assets Recon) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Oct. 31, 2020 | Oct. 31, 2019 | Oct. 31, 2018
Segment Reporting [Abstract] |  |  |
Total reportable segments' assets | $ 5,166 | $ 4,565 |
Capital expenditures | 117 | 120 | $ 132
Cash and cash equivalents | 1,756 | 1,598 |
Long-term investments | 61 | 46 |
Long-term deferred tax assets | 740 | 755 |
Finite-Lived Intangible Assets, Accumulated Amortization | (972) | (752) |
Other | 467 | 411 |
Total assets | $ 7,218 | $ 6,623 |

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