Retirement, Pension and Other Postretirement Plans - Changes in Level 3 plan assets (Detail) - Level 3 [Member] - Pension Cost [Member] - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2016	Oct. 31, 2015
Defined Benefit Plan Disclosure [Line Items]
Beginning balance	$ 39,259	$ 39,669
Assets held, end of year	3,403	3,193
Assets sold during the period	49	43
Purchases	2,799	3,769
Sales	(2,334)	(5,936)
Foreign currency translation	(1,847)	(1,479)
Ending balance	41,329	39,259
Other Types of Investments Real Estate Collective Funds [Member]
Defined Benefit Plan Disclosure [Line Items]
Beginning balance	18,827	16,495
Assets held, end of year	1,720	2,469
Assets sold during the period	49	36
Sales	(194)	(173)
Ending balance	20,402	18,827
Other Types of Investments Insurance Contracts [Member]
Defined Benefit Plan Disclosure [Line Items]
Beginning balance	20,432	23,174
Assets held, end of year	1,683	724
Assets sold during the period		7
Purchases	2,799	3,769
Sales	(2,140)	(5,763)
Foreign currency translation	(1,847)	(1,479)
Ending balance	$ 20,927	$ 20,432