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Discontinued Operations - Schedule of Components of Financial Results (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended | 12 Months Ended | 18 Months Ended
--- | --- | --- | --- | ---
Apr. 30, 2025 | Apr. 30, 2024 | Apr. 30, 2025 | Apr. 30, 2024 | Oct. 31, 2024 | Apr. 30, 2025
Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Income (loss) from discontinued operations, net of income taxes | $ (3,900) | $ (7,004) | $ (3,900) | $ 4,658 |  |
Discontinued Operations | Software Integrity Business |  |  |  |  |  |
Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Revenue | 0 | 126,421 | 0 | 264,662 |  |
Cost of revenue | 0 | 45,749 | 0 | 95,731 |  |
Operating expenses | 0 | 89,626 | 0 | 170,891 |  |
Other income (expense), net | 0 | 340 | 0 | 996 |  |
Income (loss) from discontinued operations | 0 | (8,614) | 0 | (964) |  |
Loss on Software Integrity Divestiture | (8,299) | 0 | (8,299) | 0 | $ 868,800 | $ 860,500
Income (loss) from discontinued operations before income taxes | (8,299) | (8,614) | (8,299) | (964) |  |
Income tax benefits | 4,399 | 1,610 | 4,399 | 5,622 |  |
Income (loss) from discontinued operations, net of income taxes | $ (3,900) | $ (7,004) | $ (3,900) | $ 4,658 |  |

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