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SEGMENT INFORMATION Reconciliation of Reportable Results (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Oct. 31, 2021 | Oct. 31, 2020 | Oct. 31, 2019
Reconcilitation between statement results and enterprise results [Abstract] |  |  |
Total reportable segment income from operations | $ 1,613 | $ 1,256 | $ 1,202
Amortization | (194) | (184) | (125)
Acquisition and integration costs | (41) | (41) | (48)
Transformational initiatives | (37) | (53) | (44)
Share-based Payment Arrangement, Accelerated Cost | (1) | (2) | 0
Asset impairment charges | 2 | 99 | 0
Business exit and divestiture costs | (5) | (2) | 0
Change in fair value of contingent consideration | (21) | 0 | 0
NASD Site costs | 0 | 0 | (12)
Special compliance costs | (1) | 0 | (2)
Other | (6) | (29) | (30)
Interest income | (2) | (8) | (36)
Interest Expense | (81) | (78) | (74)
Other income (expense), net | 92 | 66 | 16
Income before taxes, as reported | $ 1,360 | $ 842 | $ 919

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- Definition Amount of an item in the reconciliation of total profit or loss from reportable segments to the entity's consolidated income before income taxes, extraordinary items, discontinued operations. + References No definition available. + Details
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