Retirement, Pension and Other Postretirement Plans - Changes in Level 3 plan assets (Detail) - Level 3 [Member] - Components of Net Periodic Pension Cost [Member] - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2015	Oct. 31, 2014
Defined Benefit Plan Disclosure [Line Items]
Beginning balance	$ 39,669	$ 37,051
Assets held, end of year	3,193	2,438
Assets sold during the period	43	25
Purchases	3,769	2,816
Sales	(5,936)	(1,684)
Foreign currency translation	(1,479)	(977)
Ending balance	39,259	39,669
Other Types of Investments Real Estate Collective Funds [Member]
Defined Benefit Plan Disclosure [Line Items]
Beginning balance	16,495	14,958
Assets held, end of year	2,469	1,667
Assets sold during the period	36	25
Sales	(173)	(155)
Ending balance	18,827	16,495
Other Types of Investments Insurance Contracts [Member]
Defined Benefit Plan Disclosure [Line Items]
Beginning balance	23,174	22,093
Assets held, end of year	724	771
Assets sold during the period	7
Purchases	3,769	2,816
Sales	(5,763)	(1,529)
Foreign currency translation	(1,479)	(977)
Ending balance	$ 20,432	$ 23,174