Financial Instruments - Summary of Estimated Fair Value and Related Valuation Input Hierarchy of Available-for-Sale Securities (Detail) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Schedule of Available-for-sale Securities [Line Items]
Total Fair Value	$ 34,315	$ 50,189
Fair Value, Measurements, Recurring
Schedule of Available-for-sale Securities [Line Items]
Total Amortized Cost	34,329	50,393
Total Unrealized Gain	0	1
Total Unrealized Loss	(14)	(205)
Total Fair Value	34,315	50,189
Amounts Classified As Cash Equivalents | Fair Value, Measurements, Recurring
Schedule of Available-for-sale Securities [Line Items]
Total Amortized Cost	(30,337)	(24,304)
Total Unrealized Gain	(0)	(1)
Total Unrealized Loss	0	0
Total Fair Value	(30,337)	(24,305)
Amounts Classified As Short-Term Investments | Fair Value, Measurements, Recurring
Schedule of Available-for-sale Securities [Line Items]
Total Amortized Cost	3,992	26,089
Total Unrealized Gain	0	0
Total Unrealized Loss	(14)	(205)
Total Fair Value	3,978	25,884
Level 1 | Money Market Funds | Fair Value, Measurements, Recurring
Schedule of Available-for-sale Securities [Line Items]
Total Amortized Cost	12,965	14,376
Total Unrealized Gain	0	0
Total Unrealized Loss	0	0
Total Fair Value	12,965	14,376
Level 2 | U.S. Treasury Obligations | Fair Value, Measurements, Recurring
Schedule of Available-for-sale Securities [Line Items]
Total Amortized Cost	17,372	9,928
Total Unrealized Gain	0	1
Total Unrealized Loss	0	0
Total Fair Value	17,372	9,929
Level 2 | Corporate Debt Obligations | Fair Value, Measurements, Recurring
Schedule of Available-for-sale Securities [Line Items]
Total Amortized Cost	3,992	26,089
Total Unrealized Gain	0	0
Total Unrealized Loss	(14)	(205)
Total Fair Value	$ 3,978	$ 25,884