Accumulated Other Comprehensive Income (Loss) - Components of Accumulated Other Comprehensive Income (Loss) (Detail) - USD ($) $ in Thousands	Oct. 31, 2018	Oct. 31, 2017
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]
Cumulative currency translation adjustments	$ (89,289)	$ (70,407)
Unrealized gain (loss) on derivative instruments, net of taxes	(23,888)	4,428
Total accumulated other comprehensive income (loss)	$ (113,177)	$ (65,979)

Accumulated adjustment, net of tax, that results from the process of translating subsidiary financial statements and foreign equity investments into the reporting currency from the functional currency of the reporting entity, net of reclassification of realized foreign currency translation gains or losses.

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