Retirement, Pension and Other Postretirement Plans - Net Periodic Benefit Cost (Detail) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Jan. 31, 2015	Oct. 31, 2016	Oct. 31, 2015	Oct. 31, 2014
Defined Benefit Plan Disclosure [Line Items]
Settlement loss	$ 1,572
Pension Plan, United States [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost		$ 11,490	$ 10,851	$ 8,071
Interest cost		15,932	15,037	13,921
Expected return on plan assets		(19,666)	(18,316)	(17,297)
Amortization of prior service cost (credit)		76	121	237
Amortization of net actuarial (gain) loss		8,480	9,742	7,940
Settlement loss			516	632
Curtailment (gain) loss			68
Total benefit cost		16,312	18,019	13,504
Pension Plan, International [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost		2,448	2,816	2,597
Interest cost		2,294	2,561	3,185
Expected return on plan assets		(1,501)	(1,589)	(1,772)
Amortization of prior service cost (credit)		(203)	(90)	(101)
Amortization of net actuarial (gain) loss		1,723	2,285	1,233
Settlement loss		160	1,319
Curtailment (gain) loss		(1,526)
Total benefit cost		$ 3,395	$ 7,302	$ 5,142