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STOCKHOLDERS' EQUITY - Changes in accumulated other comprehensive income (Details) - USD ($)
$ in Millions
 12 Months Ended
Oct. 31, 2022
Oct. 31, 2021
Oct. 31, 2020
Beginning Balance $ (282) $ (522)  
Other comprehensive income (loss) before reclassifications (56) 241  
Amounts reclassified out of accumulated other comprehensive income (loss) (7) 80  
Tax (expense) benefit (2) (81)  
Other Comprehensive Income (Loss) (65) 240 $ (8)
Ending Balance (347) (282) (522)
Foreign Currency Translation      
Beginning Balance (185) (194)  
Other comprehensive income (loss) before reclassifications (162) 11  
Amounts reclassified out of accumulated other comprehensive income (loss) 0 0  
Tax (expense) benefit 12 (2)  
Other Comprehensive Income (Loss) (150) 9  
Ending Balance (335) (185) (194)
Prior Service Credits      
Beginning Balance 124 125  
Other comprehensive income (loss) before reclassifications 0 0  
Amounts reclassified out of accumulated other comprehensive income (loss) (1) (1)  
Tax (expense) benefit 0 0  
Other Comprehensive Income (Loss) (1) (1)  
Ending Balance 123 124 125
Actuarial Losses      
Beginning Balance (224) (442)  
Other comprehensive income (loss) before reclassifications 50 228  
Amounts reclassified out of accumulated other comprehensive income (loss) 28 64  
Tax (expense) benefit (9) (74)  
Other Comprehensive Income (Loss) 69 218  
Ending Balance (155) (224) (442)
Unrealized Gains (Losses) on Derivatives      
Beginning Balance 3 (11)  
Other comprehensive income (loss) before reclassifications 56 2  
Amounts reclassified out of accumulated other comprehensive income (loss) (34) 17  
Tax (expense) benefit (5) (5)  
Other Comprehensive Income (Loss) 17 14  
Ending Balance $ 20 $ 3 $ (11)