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STOCKHOLDERS' EQUITY - Reclassifications out of accumulated comprehensive income (Details) - USD ($) $ in Millions | 3 Months Ended
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Jan. 31, 2024 | Jan. 31, 2023
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |
Amounts reclassified out of accumulated other comprehensive income (loss) | $ (14) | $ 0
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, Tax | 0 | 0
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax | 8 | 0
Unrealized gain (loss) on derivatives | $ 3 | $ 6
Gain (Loss) Reclassified from AOCI into cost of sales [Extensible Enumeration] | Cost of revenue | Cost of revenue
Amounts reclassified into earnings related to derivative instruments, tax | $ (1) | $ (2)
Unrealized gain (loss) on derivatives after reclassification and after Tax | 2 | 4
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, before Tax | (3) | (1)
Actuarial net loss and prior service benefit reclassified, before tax | 3 | 1
Tax on actuarial net loss and prior service benefit reclassified | (1) | (1)
Actuarial net loss and prior service benefit reclassified, net of tax | 2 | 0
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax | 12 | 4
Other Income (Expense) |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |
Amounts reclassified out of accumulated other comprehensive income (loss) | 8 | $ 0
Foreign Currency Gain (Loss) |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |
Amounts reclassified out of accumulated other comprehensive income (loss) | $ 8 |

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