INCOME TAXES (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Apr. 30, 2024	Apr. 30, 2023	Apr. 30, 2024	Apr. 30, 2023
Income Tax Disclosure
Provision (benefit) for income taxes	$ 66	$ 75	$ 121	$ 133
Effective income tax rate	17.60%	19.90%	15.60%	16.90%
Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations				$ 9
Excess tax benefit from stock based compensation				$ (13)
Income Tax Examination, Liability (Refund) Adjustment from Settlement with Taxing Authority	$ 12		$ 12

Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Amount of difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operation, attributable to expense for award under share-based payment arrangement. Excludes expense determined to be nondeductible upon grant or after for award under share-based payment arrangement.

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The amount of the additional liability or refund received or expected based on a final settlement with a taxing authority.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations.

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