Derivative Financial Instruments - Additional Information (Detail) - USD ($) $ in Thousands	12 Months Ended
Oct. 31, 2018	Oct. 31, 2017	Oct. 31, 2016
Derivative Instruments And Hedging Activities Disclosure [Abstract]
Maturity of foreign currency forward contracts	90 days
Gains (losses) on foreign currency forward contracts	$ (3,151)	$ 329	$ 2,317
Gains (losses) in fair value of balance sheet positions denominated in foreign currencies	4,284	(1,015)	$ (312)
Gain (losses) on Derivative Used in Net Investment Hedge, Net of Tax	$ 828	$ (760)

Aggregate impact of foreign currency derivatives on earnings for the period. Includes impact of foreign currency cash flow hedge ineffectiveness and the ineffectiveness of fair value hedging derivatives and full change in fair value of the foreign currency derivatives not designated as hedging instruments.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4D
-Subparagraph (a)(2)
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5624177-113959

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4C
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5624171-113959

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4A
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5618551-113959

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration