Accumulated Other Comprehensive Loss - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended	9 Months Ended
	Jul. 31, 2014	Jul. 31, 2014
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Reclassifications adjustments out of AOCI, net tax		$ (5,180)
Reclassifications adjustments out of AOCI, tax		(2,813)
Pension And Postretirement Benefit Plan Adjustments [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Reclassifications adjustments out of AOCI, net tax	1,722	(5,180)
Reclassifications adjustments out of AOCI, tax	$ 936