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STOCKHOLDERS' EQUITY (Stock Repurchase Program) (Details) - USD ($) $ in Millions |  | 3 Months Ended |
--- | --- | --- | ---
Oct. 31, 2021 | Jan. 31, 2023 | Jan. 31, 2022 | Nov. 18, 2021
Condensed Balance Sheet Statements, Captions [Line Items] |  |  |  |
Stock Repurchase Program, Authorized Amount |  |  |  | $ 1,200
Stockholders' Equity, Average Amount Outstanding | $ 77 |  |  |
Treasury Stock, Shares, Acquired |  | 710,736 | 1,128,733 |
Treasury Stock, Value, Acquired, Cost Method |  | $ 125 | $ 206 |

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