Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 31, 2015	Jul. 31, 2014	Jul. 31, 2015	Jul. 31, 2014
Accumulated Other Comprehensive Loss
Accumulated Other Comprehensive Income (Loss), Net of Tax	$ (3,051)	$ (2,030)	$ (2,838)	$ (2,387)
Other comprehensive (loss) income before reclassifications	19	(197)	(754)	62
Reclassification From Accumulated Other Comprehensive Income Current Period Before Tax	223	167	655	489
Other Comprehensive Income (Loss), Tax, Portion Attributable to Parent	(91)	10	37	(214)
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent	151	(20)	(62)	337
Accumulated Other Comprehensive Income (Loss), Net of Tax	(2,900)	(2,050)	(2,900)	(2,050)
Employee retirement plans [Member]
Accumulated Other Comprehensive Loss
Accumulated Other Comprehensive Income (Loss), Net of Tax	$ (2,990)	(1,956)	(2,789)	(2,112)
Other comprehensive (loss) income before reclassifications		(170)	(754)	(247)
Reclassification From Accumulated Other Comprehensive Income Current Period Before Tax	$ 223	$ 167	655	495
Other Comprehensive Income (Loss), Tax, Portion Attributable to Parent	(84)		37	(95)
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent	139	$ (3)	(62)	153
Accumulated Other Comprehensive Income (Loss), Net of Tax	(2,851)	(1,959)	(2,851)	(1,959)
Available-for-sale-securities [Member]
Accumulated Other Comprehensive Loss
Accumulated Other Comprehensive Income (Loss), Net of Tax	$ 0	(27)	(2)	(5)
Other comprehensive (loss) income before reclassifications		$ 14	$ 3	(15)
Reclassification From Accumulated Other Comprehensive Income Current Period Before Tax				(6)
Other Comprehensive Income (Loss), Tax, Portion Attributable to Parent		$ (6)	$ (1)	7
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent	$ 0	8	2	(14)
Accumulated Other Comprehensive Income (Loss), Net of Tax	0	(19)	0	(19)
Derivative instruments [Member]
Accumulated Other Comprehensive Loss
Accumulated Other Comprehensive Income (Loss), Net of Tax	(61)	(47)	(47)	(270)
Other comprehensive (loss) income before reclassifications	$ 19	$ (41)	$ (3)	$ 324
Reclassification From Accumulated Other Comprehensive Income Current Period Before Tax
Other Comprehensive Income (Loss), Tax, Portion Attributable to Parent	$ (7)	$ 16	$ 1	$ (126)
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent	12	(25)	(2)	198
Accumulated Other Comprehensive Income (Loss), Net of Tax	$ (49)	$ (72)	$ (49)	$ (72)