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Fair Value Measurements - Summary of Financial Assets Measured at Fair Value on a Recurring Basis (Detail) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Amortized Cost	$ 192,461	$ 242,359
Gross Unrealized Holding Gains	12	14
Gross Unrealized Holding Losses	(98)	(286)
Aggregate Fair Value	192,375	242,087
Level 1 [Member] | Money Market Funds [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Amortized Cost	113,051	139,450
Aggregate Fair Value	113,051	139,450
Level 2 [Member] | Commercial Paper [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Amortized Cost	19,842	42,467
Gross Unrealized Holding Losses	(10)	(82)
Aggregate Fair Value	19,832	42,385
Level 2 [Member] | Government Bonds [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Amortized Cost	59,568	24,804
Gross Unrealized Holding Gains	12
Gross Unrealized Holding Losses	(88)	(204)
Aggregate Fair Value	$ 59,492	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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Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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