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Benefit Plans - Schedule of Share-Based Compensation Reflected in Consolidated Statement of Operations and Comprehensive Loss (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
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Jul. 31, 2025 | Jul. 31, 2024 | Jul. 31, 2025 | Jul. 31, 2024
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items] |  |  |  |
Allocated Share-based Compensation Expense | $ 1,636 | $ 3,250 | $ 8,501 | $ 8,966
Cost of revenues |  |  |  |
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items] |  |  |  |
Allocated Share-based Compensation Expense | 207 | 463 | 620 | 1,211
Administrative and selling expense |  |  |  |
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items] |  |  |  |
Allocated Share-based Compensation Expense | 1,271 | 2,304 | 7,399 | 6,498
Research and development expense |  |  |  |
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items] |  |  |  |
Allocated Share-based Compensation Expense | $ 158 | $ 483 | $ 482 | $ 1,257

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