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Leases - Additional Information (Details) $ in Thousands | Jun. 04, 2025 USD ($) ft² | Jan. 01, 2024 USD ($) ft² | Dec. 29, 2022 USD ($) ft² $ / ft² | Oct. 31, 2025 USD ($) | Oct. 31, 2024 USD ($)
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Lessee, Lease, Description [Line Items] |  |  |  |  |
Operating lease right of use assets |  |  |  | $ 7,716 | $ 1,741
Operating lease liabilities |  |  |  | $ 8,469 | $ 1,800
Office Space |  |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |  |
Rentable square feet | ft² | 26,335 | 6,450 |  |  |
Aggregate amount of base rental payments | $ 10,600 | $ 500 |  |  |
Lease expiration date |  | Dec. 30, 2026 |  |  |
Operating lease right of use assets | 6,500 | $ 400 |  |  |
Operating lease liabilities | $ 6,400 | $ 400 |  |  |
Lease expiration month and year | 2030-11 |  |  |  |
Operating lease, option to extend |  | false |  |  |
New Laboratory and Office Space |  |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |  |
Rentable square feet | ft² |  |  | 10,620 |  |
Operating lease commencement period |  |  | 2023-11 |  |
Operating lease initial term |  |  | 10 years |  |
Operating lease right of use assets |  |  | $ 1,400 |  |
Operating lease liabilities |  |  | $ 1,400 |  |
Initial annual base rent | $ / ft² |  |  | 36.50 |  |
Percentage of increase in annual base rent |  |  | 2.00% |  |

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