Condensed Consolidated Statement of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Apr. 30, 2015	Apr. 30, 2014	Apr. 30, 2015	Apr. 30, 2014
Statement of Comprehensive Income [Abstract]
Net income	$ 6,353	$ 8,129	$ 8,796	$ 13,068
Recognized gain	297	269	593	538
Actuarial net gain (loss)	5,473	(606)	(683)	(1,145)
Asset net gain (loss)	1,237	717	391	331
Income taxes	(2,651)	(144)	(114)	105
Total defined benefit pension plans & other post retirement benefits, net of tax	4,356	236	187	(171)
Unrealized gain (loss) on marketable securities	(43)	104	(294)	104
Income taxes	15	(37)	103	(37)
Total marketable securities, net of tax	(28)	67	(191)	67
Unrealized gain (loss) on interest rate swap agreements	622	(903)	(1,798)	(903)
Income taxes	(235)	342	680	342
Change in fair value of derivative instruments, net of tax	387	(561)	(1,118)	(561)
Unrealized loss on foreign currency translation	(158)	0	(7,585)	0
Comprehensive income, net	$ 10,910	$ 7,871	$ 89	$ 12,403