STOCKHOLDER'S EQUITY - Accumulated Other Comprehensive Income (Details) - USD ($) $ in Millions	3 Months Ended
	Jan. 31, 2022	Jan. 31, 2021
Beginning Balance	$ (282)
Other comprehensive income (loss) before reclassifications	(16)
Amounts reclassified out of accumulated other comprehensive income (loss)	3
Tax expense (benefit)	3
Other comprehensive income (loss)	(16)	$ 53
Ending Balance	(298)
Foreign Currency Translation
Beginning Balance	(185)
Other comprehensive income (loss) before reclassifications	(27)
Amounts reclassified out of accumulated other comprehensive income (loss)	0
Tax expense (benefit)	0
Other comprehensive income (loss)	(27)
Ending Balance	(212)
Prior Service Credits
Beginning Balance	124
Other comprehensive income (loss) before reclassifications	0
Amounts reclassified out of accumulated other comprehensive income (loss)	0
Tax expense (benefit)	0
Other comprehensive income (loss)	0
Ending Balance	124
Actuarial Losses
Beginning Balance	(224)
Other comprehensive income (loss) before reclassifications	3
Amounts reclassified out of accumulated other comprehensive income (loss)	6
Tax expense (benefit)	(2)
Other comprehensive income (loss)	7
Ending Balance	(217)
Unrealized Gains (Losses) on Derivatives
Beginning Balance	3
Other comprehensive income (loss) before reclassifications	8
Amounts reclassified out of accumulated other comprehensive income (loss)	(3)
Tax expense (benefit)	(1)
Other comprehensive income (loss)	4
Ending Balance	$ 7