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Marketable Securities (Tables) | 6 Months Ended
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Apr. 30, 2026
Investments, Debt and Equity Securities [Abstract] |
Schedule of Marketable Securities | As of April 30, 2026, the marketable securities consisted of the following:
|  | April 30, 2026 |
Description |  | Amortized Cost |  |  | Unrealized Holdings Gains |  |  | Unrealized Holdings Losses |  |  | Aggregate Fair Value |
Cash equivalents and short-term investments: |  |  |  |  |  |  |  |  |  |  |  |
Money market funds, included in cash and cash equivalents |  | $ | 26,515 |  |  | $ | — |  |  | $ | — |  |  | $ | 26,515 |
U.S. government treasuries |  |  | 214,973 |  |  |  | 36 |  |  | $ | (94 | ) |  | $ | 214,915 |
Government agency securities |  |  | 13,732 |  |  |  | — |  |  |  | (9 | ) |  | $ | 13,723 |
Total cash equivalents and short-term investments |  | $ | 255,220 |  |  | $ | 36 |  |  | $ | (103 | ) |  | $ | 255,153 |
Long-term investments: |  |  |  |  |  |  |  |  |  |  |  |
U.S. government treasuries |  |  | 26,769 |  |  |  | — |  |  |  | (60 | ) |  | $ | 26,709 |
Total long-term investments |  | $ | 26,769 |  |  | $ | — |  |  | $ | (60 | ) |  | $ | 26,709 |
Total |  |  | 281,989 |  |  |  | 36 |  |  |  | (163 | ) |  | $ | 281,862 |
As of October 31, 2025, the marketable securities consisted of the following:
|  | October 31, 2025 |
Description |  | Amortized Cost |  |  | Unrealized Holdings Gains |  |  | Unrealized Holdings Losses |  |  | Aggregate Fair Value |
Cash equivalents and short-term investments: |  |  |  |  |  |  |  |  |  |  |  |
Money market funds, included in cash and cash equivalents |  | $ | 8,642 |  |  | $ | — |  |  | $ | — |  |  | $ | 8,642 |
U.S. government treasuries |  |  | 146,984 |  |  |  | 131 |  |  |  | (25 | ) |  |  | 147,090 |
Government agency securities |  |  | 21,368 |  |  |  | 7 |  |  |  | (9 | ) |  |  | 21,366 |
Total cash equivalents and short-term investments |  | $ | 176,994 |  |  | $ | 138 |  |  | $ | (34 | ) |  | $ | 177,098 |
Long-term investments: |  |  |  |  |  |  |  |  |  |  |  |
U.S. government treasuries |  |  | 8,498 |  |  |  | 25 |  |  |  | (1 | ) |  |  | 8,522 |
Total long-term investments |  |  | 8,498 |  |  |  | 25 |  |  |  | (1 | ) |  |  | 8,522 |
Total |  |  | 185,492 |  |  |  | 163 |  |  |  | (35 | ) |  |  | 185,620 |

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- Definition Tabular disclosure of marketable securities. This may consist of investments in certain debt and equity securities, short-term investments and other assets. + References No definition available. + Details
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