Pension and Other Postretirement Plans - Net Periodic Benefit Cost (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 31, 2016	Jul. 31, 2015	Jul. 31, 2016	Jul. 31, 2015
Pension Plan, United States [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost	$ 2,873	$ 2,716	$ 8,618	$ 8,147
Interest cost	3,983	3,761	11,949	11,284
Expected return on plan assets	(4,917)	(4,579)	(14,750)	(13,737)
Amortization of prior service cost (credit)	19	30	57	90
Amortization of net actuarial loss	2,120	2,443	6,360	7,329
Total benefit cost	4,078	4,371	12,234	13,113
Pension Plan, International [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost	723	697	2,143	2,130
Interest cost	600	641	1,822	1,940
Expected return on plan assets	(368)	(405)	(1,133)	(1,217)
Amortization of prior service cost (credit)	(25)	(22)	(70)	(68)
Amortization of net actuarial loss	468	492	1,404	1,801
Settlement loss				1,275
Total benefit cost	$ 1,398	$ 1,403	$ 4,166	$ 5,861