Discontinued Operations - Schedule of Components of Financial Results (Details) - USD ($) $ in Thousands	3 Months Ended
Jan. 31, 2025	Jan. 31, 2024
Disposal Groups, Including Discontinued Operations [Line Items]
Income from discontinued operations, net of income taxes	$ 0	$ 11,662
Discontinued operations \| Software Integrity business
Disposal Groups, Including Discontinued Operations [Line Items]
Revenue		138,241
Cost of revenue		49,982
Operating expenses		81,265
Interest and other income, net		656
Income from discontinued operations before income taxes		7,650
Income tax benefits		4,012
Income from discontinued operations, net of income taxes		$ 11,662

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Amount before tax of income (loss) from a discontinued operation. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.

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Amount of tax expense (benefit) related to a discontinued operation. Includes, but is not limited to, tax expense (benefit) related to income (loss) from operations during the phase-out period, tax expense (benefit) related to gain (loss) on disposal, tax expense (benefit) related to gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and tax expense (benefit) related to adjustments of a prior period gain (loss) on disposal.

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