Schedule of Net Periodic Post-Retirement Costs (Detail) - Postretirement Benefit Plans, Defined Benefit - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 31, 2015	Aug. 01, 2014	Jul. 31, 2015	Aug. 01, 2014
Defined Benefit Plan Disclosure [Line Items]
Service cost	$ 206	$ 233	$ 631	$ 696
Interest cost	134	187	411	560
Amortization of prior service cost	(18)	(17)	(52)	(51)
Amortization of actuarial (gain) loss	(23)	(67)	(72)	(201)
Net periodic cost (benefit)	$ 299	$ 336	$ 918	$ 1,004