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Discontinued Operations - Schedule of Components of Financial Results (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Apr. 30, 2024 | Apr. 30, 2023 | Apr. 30, 2024 | Apr. 30, 2023
Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |
Income (loss) from discontinued operations, net of income taxes | $ (7,004) | $ (2,692) | $ 4,658 | $ (840)
Discontinued operations | Software Integrity Divestiture |  |  |  |
Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |
Revenue | 126,421 | 132,119 | 264,662 | 259,962
Cost of revenue | 45,749 | 49,773 | 95,731 | 98,138
Operating expenses | 89,626 | 87,389 | 170,891 | 167,558
Interest and other income (expense), net | 340 | 41 | 996 | 398
Income (loss) from discontinued operations before income taxes | (8,614) | (5,002) | (964) | (5,336)
Income tax provisions (benefits) | (1,610) | (2,310) | (5,622) | (4,496)
Income (loss) from discontinued operations, net of income taxes | $ (7,004) | $ (2,692) | $ 4,658 | $ (840)

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