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Income Taxes - Components of (Benefit) Provision for Income Taxes (Detail) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Oct. 31, 2018 | Oct. 31, 2018 | Oct. 31, 2017 | Oct. 31, 2016
Income Tax Disclosure [Abstract] |  |  |  |
Federal |  | $ (1,120) | $ 25,420 | $ (6,106)
State |  | 2,025 | 5,565 | 2,670
Foreign |  | 140,430 | 92,498 | 80,195
Current income tax expense (benefit), total |  | 141,335 | 123,483 | 76,759
Federal |  | (139,547) | 95,003 | (23,510)
State |  | (25,661) | 24,440 | 11,950
Foreign |  | (45,102) | 3,609 | (2,477)
Deferred income tax expense (benefit), total | $ 172,000 | (210,310) | 123,052 | (14,037)
Provision (benefit) for income taxes |  | $ (68,975) | $ 246,535 | $ 62,722

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