CONDENSED CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (Unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 31, 2025	Jul. 31, 2024	Jul. 31, 2025	Jul. 31, 2024
Statement of Comprehensive Income [Abstract]
Net income	$ 191	$ 389	$ 617	$ 687
Other comprehensive income (loss):
Gain (loss) on derivative instruments, net of tax benefit (expense) of $1, zero, $2 and zero	6	0	4	1
Amounts reclassified into earnings related to derivative instruments, net of tax benefit of $1, zero, $2 and $1	(1)	(3)	(9)	(7)
Foreign currency translation, net of tax benefit (expense) of zero	(7)	32	72	27
Change in net actuarial loss and prior service cost associated with defined benefit plan, net of tax expense of zero, $1, zero and $3	0	3	2	8
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent, Total	(2)	32	69	29
Total comprehensive income	$ 189	$ 421	$ 686	$ 716