STOCKHOLDER'S EQUITY - Accumulated Other Comprehensive Income (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Apr. 30, 2023	Apr. 30, 2022	Apr. 30, 2023	Apr. 30, 2022
Beginning Balance	$ (280)		$ (347)
Other comprehensive income (loss) before reclassifications	(1)		61
Amounts reclassified out of accumulated other comprehensive income (loss)	4		(3)
Tax expense (benefit)	5		(7)
Other comprehensive income (loss)	(2)	$ (35)	65	$ (51)
Ending Balance	(282)		(282)
Foreign Currency Translation
Beginning Balance	(244)		(335)
Other comprehensive income (loss) before reclassifications	(13)		77
Amounts reclassified out of accumulated other comprehensive income (loss)	0		0
Tax expense (benefit)	0		(1)
Other comprehensive income (loss)	(13)		78
Ending Balance	(257)		(257)
Prior Service Credits
Beginning Balance	123		123
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	122		122
Actuarial Losses
Beginning Balance	(153)		(155)
Other comprehensive income (loss) before reclassifications	1		4
Amounts reclassified out of accumulated other comprehensive income (loss)	1		0
Tax expense (benefit)	0		0
Other comprehensive income (loss)	2		4
Ending Balance	(151)		(151)
Unrealized Gains (Losses) on Derivatives
Beginning Balance	(6)		20
Other comprehensive income (loss) before reclassifications	11		(20)
Amounts reclassified out of accumulated other comprehensive income (loss)	4		(2)
Tax expense (benefit)	5		(6)
Other comprehensive income (loss)	10		(16)
Ending Balance	$ 4		$ 4