Financial Instruments - Additional Information (Detail) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2016	Oct. 31, 2015	Oct. 31, 2014
Derivative Instruments And Hedging Activities Disclosure [Abstract]
Maturity of foreign currency forward contracts	90 days
Gains (losses) on foreign currency forward contracts	$ 2,317	$ (3,866)	$ (826)
Gains (losses) in fair value of balance sheet positions denominated in foreign currencies	(312)	3,862	$ 348
Gain on Derivative Used in Net Investment Hedge, Net of Tax	$ 2,439	$ 427