v3.26.1
Fair Value Measurements - Schedule of Fair Value Hierarchy for Financial Assets Measured at Fair Value (Details) - Fair Value Measurement Recurring - USD ($)
$ in Thousands
Jul. 31, 2026
Oct. 31, 2025
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total financial assets $ 244,092 $ 185,620
Money Market Funds    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Cash equivalents 15,640 8,642
U.S. Government Treasuries    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Cash equivalents 3,157 8,522
Government Agency Securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Cash equivalents   18,117
Short Term Marketable Securities | U.S. Government Treasuries    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Marketable securities 211,585 125,467
Short Term Marketable Securities | Government Agency Securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Marketable securities 13,710 3,249
Long Term Marketable Securities | U.S. Government Treasuries    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Marketable securities   21,623
Level 1    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total financial assets 230,382 164,254
Level 1 | Money Market Funds    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Cash equivalents 15,640 8,642
Level 1 | U.S. Government Treasuries    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Cash equivalents 3,157 8,522
Level 1 | Short Term Marketable Securities | U.S. Government Treasuries    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Marketable securities 211,585 125,467
Level 1 | Long Term Marketable Securities | U.S. Government Treasuries    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Marketable securities   21,623
Level 2    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total financial assets 13,710 21,366
Level 2 | Government Agency Securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Cash equivalents   18,117
Level 2 | Short Term Marketable Securities | Government Agency Securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Marketable securities $ 13,710 $ 3,249