Fair Value Measurements - Summary of Financial Assets Measured at Fair Value on Recurring Basis by Level within Fair Value Hierarchy (Detail) - Fair Value, Recurring - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Amortized Costs	$ 218,873	$ 218,167
Gross Unrealized Holding Gains		2
Gross Unrealized Holding Losses	(955)	(185)
Aggregate Fair Value	217,918	217,984
Level 1 | Cash equivalents | Money market funds
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Amortized Costs	31,353	60,844
Aggregate Fair Value	31,353	60,844
Level 1 | Short-term investments | U.S. Treasury securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Amortized Costs	76,950	18,064
Gross Unrealized Holding Losses	(518)	(60)
Aggregate Fair Value	76,432	18,004
Level 2 | Short-term investments | Commercial paper
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Amortized Costs	31,925	15,081
Aggregate Fair Value	31,925	15,081
Level 2 | Short-term investments | Corporate debt
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Amortized Costs	78,645	124,178
Gross Unrealized Holding Gains		2
Gross Unrealized Holding Losses	(437)	(125)
Aggregate Fair Value	$ 78,208	$ 124,055