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Fair Value Measurements - Summary of Financial Assets Fair Value Measurement on Recurring Basis (Details) - Fair Value Measurements Recurring - USD ($)
$ in Thousands
Sep. 30, 2024
Dec. 31, 2023
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Amortized Cost $ 81,770 $ 123,045
Unrealized Gain 112 287
Unrealized Loss   (12)
Estimated Fair Value 81,882 123,320
Cash and cash Equivalents | Level 1 | Money Market Funds    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Amortized Cost 12,025 4,478
Estimated Fair Value 12,025 4,478
Cash and cash Equivalents | Level 2 | Commercial Paper    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Amortized Cost 9,933  
Unrealized Gain 2  
Estimated Fair Value 9,935  
Short-term investments | Level 1 | U.S. Treasury Securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Amortized Cost 31,626 15,649
Unrealized Gain 69 31
Estimated Fair Value 31,695 15,680
Short-term investments | Level 2 | U.S. Treasury Securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Amortized Cost   1,247
Unrealized Loss   (1)
Estimated Fair Value   1,246
Short-term investments | Level 2 | Commercial Paper    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Amortized Cost 17,706 41,472
Unrealized Gain 23 47
Unrealized Loss   (2)
Estimated Fair Value 17,729 41,517
Short-term investments | Level 2 | U.S. Government Agency Securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Amortized Cost 8,498 19,479
Unrealized Gain 15 30
Unrealized Loss   (5)
Estimated Fair Value 8,513 19,504
Short-term investments | Level 2 | Asset-backed Securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Amortized Cost   8,770
Unrealized Gain   12
Unrealized Loss   (3)
Estimated Fair Value   8,779
Short-term investments | Level 2 | Corporate Debt Securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Amortized Cost 1,982 4,914
Unrealized Gain 3 8
Estimated Fair Value $ 1,985 4,922
Long-term investments | Level 1 | U.S. Treasury Securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Amortized Cost   23,542
Unrealized Gain   131
Estimated Fair Value   23,673
Long-term investments | Level 2 | U.S. Government Agency Securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Amortized Cost   3,494
Unrealized Gain   28
Unrealized Loss   (1)
Estimated Fair Value   $ 3,521