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Fair Value Measurements - Summary of Financial Assets Measured at Fair Value on a Recurring Basis (Detail) - USD ($) $ in Thousands | Mar. 31, 2023 | Dec. 31, 2022
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Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |
Amortized Cost | $ 227,733 | $ 242,359
Gross Unrealized Holding Gains | 6 | 14
Gross Unrealized Holding Losses | (138) | (286)
Aggregate Fair Value | 227,601 | 242,087
Level 1 [Member] | Money Market Funds [Member] |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |
Amortized Cost | 143,556 | 139,450
Aggregate Fair Value | 143,556 | 139,450
Level 2 [Member] | Commercial Paper [Member] |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |
Amortized Cost | 36,529 | 42,467
Gross Unrealized Holding Gains | 1 |
Gross Unrealized Holding Losses | (20) | (82)
Aggregate Fair Value | 36,510 | 42,385
Level 2 [Member] | Government Bonds [Member] |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |
Amortized Cost | 47,648 | 24,804
Gross Unrealized Holding Gains | 5 |
Gross Unrealized Holding Losses | (118) | (204)
Aggregate Fair Value | $ 47,535 | 24,600
Level 2 [Member] | Corporate Bonds [Member] |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |
Amortized Cost |  | 35,638
Gross Unrealized Holding Gains |  | 14
Aggregate Fair Value |  | $ 35,652

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