Other Income (Expense), net - Components of Other Income (Expense), Net (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 31, 2016	Jul. 31, 2015	Jul. 31, 2016	Jul. 31, 2015
Other Income (Expense)
Interest income	$ 1,031	$ 540	$ 2,499	$ 2,240
Interest expense	(1,208)	(599)	(2,729)	(2,057)
Gain (loss) on assets related to executive deferred compensation plan	6,822	1,815	6,136	7,091
Foreign currency exchange gain (loss)	(94)	1,111	(296)	5,317
Other, net	1,958	844	6,548	4,193
Total	$ 8,509	$ 3,711	$ 12,158	$ 16,784