Retirement, Pension and Other Postretirement Plans - Changes in Level 3 plan assets (Detail) - Level 3 - Pension Plans - Insurance contracts - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2025	Oct. 31, 2024
Defined Benefit Plan Disclosure [Line Items]
Beginning balance	$ 7,390	$ 12,224
Purchases	1,339	1,428
Sales	(2,720)	(7,010)
Defined Benefit Plan, Plan Assets, Settlements		214
Defined Benefit Plan, Unrealized losses	124	440
Foreign currency translation	315	522
Ending balance	$ 6,448	$ 7,390