XML 33 R27.htm IDEA: XBRL DOCUMENT v3.24.3
Fair Value Measurements and Marketable Securities - Summary of Cash Equivalents and Marketable Securities (Detail) - USD ($)
$ in Thousands
Sep. 30, 2024
Dec. 31, 2023
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Cash equivalents $ 31,338 $ 24,701
Marketable securities 168,640 60,041
Total cash equivalents and marketable securities 199,978 84,742
US Treasury Bills [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Marketable securities 10,944 17,334
U.S. Government Securities [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Marketable securities 157,696 35,719
Corporate Bonds [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Marketable securities   6,988
Money Market Funds [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Cash equivalents 31,338 24,701
Quoted Prices in Active Markets, (Level 1) [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Cash equivalents 31,338 24,701
Marketable securities 10,944 17,334
Total cash equivalents and marketable securities 42,282 42,035
Quoted Prices in Active Markets, (Level 1) [Member] | US Treasury Bills [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Marketable securities 10,944 17,334
Quoted Prices in Active Markets, (Level 1) [Member] | Money Market Funds [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Cash equivalents 31,338 24,701
Significant Other Observable Inputs (Level 2) [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Marketable securities 157,696 42,707
Total cash equivalents and marketable securities 157,696 42,707
Significant Other Observable Inputs (Level 2) [Member] | U.S. Government Securities [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Marketable securities $ 157,696 35,719
Significant Other Observable Inputs (Level 2) [Member] | Corporate Bonds [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Marketable securities   $ 6,988