Retirement, Pension and Other Postretirement Plans - Net Postretirement Benefit Cost (Detail) - Retirement Plans - UNITED STATES - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2025	Oct. 31, 2024	Oct. 31, 2023
Defined Benefit Plan Disclosure [Line Items]
Service cost	$ 234	$ 281	$ 399
Interest cost	2,602	3,018	3,063
Amortization of net actuarial gain	(502)	(591)	0
Total benefit cost	$ 2,334	$ 2,708	$ 3,462