Fair Value Measurements - Additional Information (Detail) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
	Jun. 30, 2024	Dec. 31, 2023
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Marketable securities	$ 189,479	$ 49,787
Interest-bearing cash equivalent consisted of money market fund	64,600	270,500
Interest-bearing cash equivalent consisted of investment-grade commercial paper	8,000	5,000
Interest-bearing cash equivalent consisted of investment-grade U.S.Treasury securities	$ 8,000	$ 5,000
Investment Instruments [Member] | Credit Concentration Risk [Member] | Money Market Funds [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Percentage of concentration risk	24.60%	98.20%
Investment Instruments [Member] | Credit Concentration Risk [Member] | Commercial Paper [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Percentage of concentration risk	11.00%	1.80%
Investment Instruments [Member] | Credit Concentration Risk [Member] | US Treasury Securities [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Percentage of concentration risk	11.00%	1.80%