Retirement and Post-Retirement Benefit Plans - Schedule of Net Assets And Liabilities For Defined Benefit And Post-Retirement Benefit Plans (Details) - USD ($) $ in Millions	Oct. 31, 2025	Oct. 31, 2024
Post-Retirement Benefit Plans
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Other non-current assets	$ 51	$ 35
Other current liabilities	(3)	(4)
Other non-current liabilities	(1)	(1)
Funded status at end of year	47	30
U.S. | Defined Benefit Plans
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Other non-current assets	313	277
Other current liabilities	(31)	(31)
Other non-current liabilities	(239)	(246)
Funded status at end of year	43	0
Non-U.S. | Defined Benefit Plans
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Other non-current assets	61	50
Other current liabilities	(9)	(10)
Other non-current liabilities	(280)	(300)
Funded status at end of year	$ (228)	$ (260)