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Marketable Securities - Schedule of Marketable Securities (Details) - USD ($) $ in Thousands | Oct. 31, 2025 | Oct. 31, 2024
--- | --- | ---
Marketable Securities [Line Items] |  |
Amortized Cost | $ 185,492 | $ 229,570
Unrealized Holdings Gains | 163 | 15
Unrealized Holdings Losses | (35) | (418)
Aggregate Fair Value | 185,620 | 229,167
Cash Equivalents and Short Term Investments |  |
Marketable Securities [Line Items] |  |
Amortized Cost | 176,994 | 169,667
Unrealized Holdings Gains | 138 | 15
Unrealized Holdings Losses | (34) | (38)
Aggregate Fair Value | 177,098 | 169,644
Cash Equivalents and Short Term Investments | Money Market Funds |  |
Marketable Securities [Line Items] |  |
Amortized Cost | 8,642 | 121
Aggregate Fair Value | 8,642 | 121
Cash Equivalents and Short Term Investments | US Treasury |  |
Marketable Securities [Line Items] |  |
Amortized Cost | 146,984 | 145,832
Unrealized Holdings Gains | 131 | 12
Unrealized Holdings Losses | (25) | (30)
Aggregate Fair Value | 147,090 | 145,814
Cash Equivalents and Short Term Investments | Government Agency Securities |  |
Marketable Securities [Line Items] |  |
Amortized Cost | 21,368 | 23,714
Unrealized Holdings Gains | 7 | 3
Unrealized Holdings Losses | (9) | (8)
Aggregate Fair Value | 21,366 | 23,709
Long-term Investments |  |
Marketable Securities [Line Items] |  |
Amortized Cost | 8,498 | 59,903
Unrealized Holdings Gains | 25 |
Unrealized Holdings Losses | (1) | (380)
Aggregate Fair Value | 8,522 | 59,523
Long-term Investments | US Treasury |  |
Marketable Securities [Line Items] |  |
Amortized Cost | 8,498 | 49,931
Unrealized Holdings Gains | 25 |
Unrealized Holdings Losses | (1) | (306)
Aggregate Fair Value | $ 8,522 | 49,625
Long-term Investments | Government Agency Securities |  |
Marketable Securities [Line Items] |  |
Amortized Cost |  | 9,972
Unrealized Holdings Losses |  | (74)
Aggregate Fair Value |  | $ 9,898

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