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Fair Value Measurements - Summary of Financial Assets and Liabilities Measured at Fair Value on a Recurring Basis (Detail) - USD ($)
$ in Thousands
Dec. 31, 2024
Dec. 31, 2023
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Amortized Cost $ 309,271 $ 251,218
Gross Unrealized Holding Gains 98 10
Gross Unrealized Holding Losses (3)  
Aggregate Fair Value 309,366 251,228
Cash and Cash Equivalents [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Amortized Cost 46,847 216,622
Aggregate Fair Value 46,847 216,622
Level 1 [Member] | Cash and Cash Equivalents [Member] | Money Market Funds [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Amortized Cost 31,680 143,933
Aggregate Fair Value 31,680 143,933
Level 2 [Member] | Cash and Cash Equivalents [Member] | Government Bonds [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Amortized Cost 15,167 72,689
Aggregate Fair Value 15,167 72,689
Level 2 [Member] | Short-Term Investments [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Amortized Cost 262,424 34,596
Gross Unrealized Holding Gains 98 10
Gross Unrealized Holding Losses (3)  
Aggregate Fair Value 262,519 34,606
Level 2 [Member] | Short-Term Investments [Member] | Government Bonds [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Amortized Cost 262,424 34,596
Gross Unrealized Holding Gains 98 10
Gross Unrealized Holding Losses (3)  
Aggregate Fair Value $ 262,519 $ 34,606