Available-for-Sale Marketable Securities - Summary of Available-for-Sale Marketable Securities by Major Type of Security (Detail) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Schedule of Available-for-sale Securities [Line Items]
Amortized cost	$ 20,852	$ 94,680
Gross Unrealized Gains		2
Gross Unrealized Losses	(439)	(1,674)
Estimated fair value	20,413	93,008
U.S. Government Agency Obligations [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized cost	9,500	9,500
Gross Unrealized Losses	(397)	(623)
Estimated fair value	9,103	8,877
Corporate Bonds [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized cost	9,327	35,828
Gross Unrealized Losses	(42)	(643)
Estimated fair value	9,285	35,185
Commercial Paper [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized cost		26,879
Gross Unrealized Gains		2
Gross Unrealized Losses		(6)
Estimated fair value		26,875
Municipal Bonds [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized cost	2,025	22,473
Gross Unrealized Losses		(402)
Estimated fair value	$ 2,025	$ 22,071