Schedule of Amounts Recognized in Consolidated Balance Sheet (Detail) - USD ($) $ in Thousands	Oct. 02, 2015	Oct. 31, 2014
Amount Recognized in the Consolidated Balance Sheet
Non-current liability	$ (75,019)	$ (62,693)
Amounts Recognized in Accumulated Other Comprehensive Income
Ending balance	99,724	90,225
Pension Plan
Amount Recognized in the Consolidated Balance Sheet
Non-current asset	2,172	5,940
Current liability	(2,463)	(2,214)
Non-current liability	(63,531)	(49,600)
Net amount recognized	(63,822)	(45,874)
Amounts Recognized in Accumulated Other Comprehensive Income
Net actuarial loss (gain)	96,073	89,266
Prior service cost	3,436	700
Ending balance	99,509	89,966
Other Postretirement Benefit Plan
Amount Recognized in the Consolidated Balance Sheet
Non-current asset	0	0
Current liability	(699)	(704)
Non-current liability	(11,488)	(13,093)
Net amount recognized	(12,187)	(13,797)
Amounts Recognized in Accumulated Other Comprehensive Income
Net actuarial loss (gain)	232	339
Prior service cost	(17)	(80)
Ending balance	$ 215	$ 259