STOCKHOLDERS' EQUITY (Stock Repurchase Program) (Details) - USD ($) $ in Millions	6 Months Ended
Apr. 30, 2025	Apr. 30, 2024	Mar. 06, 2023
Condensed Balance Sheet Statements, Captions [Line Items]
Stock Repurchase Program, Authorized Amount			$ 1,500
Share Repurchase Program, Remaining Authorized, Amount	$ 260
Treasury Stock, Shares, Acquired	1,490,118	926,861
Payments for Repurchase of Common Stock	$ 225	$ 139
Share Repurchase Program, Excise Tax	$ 1

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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- Definition

Amount authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership.

+ References

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The cash outflow to reacquire common stock during the period.

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Amount of excise tax on share purchased under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership.

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Amount remaining authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership.

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Number of shares that have been repurchased during the period and are being held in treasury.

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