Income Taxes - Domestic and Foreign Components of Total Income Before Provision for Income Tax (Detail) - USD ($) $ in Thousands	12 Months Ended
Oct. 31, 2020	Oct. 31, 2019	Oct. 31, 2018
Income Tax Disclosure [Abstract]
United States	$ 544,391	$ 487,430	$ (18,029)
Foreign	93,768	58,076	381,572
Income before income taxes	$ 638,159	$ 545,506	$ 363,543

The portion of earnings or loss from continuing operations before income taxes that is attributable to domestic operations.

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The portion of earnings or loss from continuing operations before income taxes that is attributable to foreign operations, which is defined as Income or Loss generated from operations located outside the entity's country of domicile.

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Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments.

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