Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2016	Oct. 31, 2015	Oct. 31, 2014
Statement Of Income And Comprehensive Income [Abstract]
Net income	$ 271,843	$ 211,111	$ 246,773
Components of other comprehensive income (loss), net of tax:
Translation adjustments	(8,693)	(45,154)	(23,972)
Pension and postretirement benefit plans:
Prior service credit arising during the year	1,831		175
Net actuarial loss arising during the year	(22,482)	(7,588)	(29,158)
Amortization of prior service cost	92	(303)	(251)
Amortization of actuarial loss	6,724	10,146	6,989
Settlement loss recognized	111	1,369	398
Curtailment (gain) loss recognized	(1,144)	43
Total pension and postretirement benefit plans	(14,868)	3,667	(21,847)
Total other comprehensive income (loss)	(23,561)	(41,487)	(45,819)
Total comprehensive income	$ 248,282	$ 169,624	$ 200,954