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STOCKHOLDERS' EQUITY - Reclassifications out of accumulated comprehensive income (Details) - USD ($)
$ in Millions
 3 Months Ended
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