Marketable Securities and Fair Value Measurements - Schedule of Marketable Securities by Security Type (Detail) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Marketable Securities [Line Items]
Amortized Cost	$ 54,596	$ 45,306
Gross Unrealized Gains	2
Gross Unrealized Losses	(183)	(30)
Estimated Fair Value	54,415	45,276
US Treasury Notes [Member] \| Due With In One Year [Member]
Marketable Securities [Line Items]
Amortized Cost	54,596	30,213
Gross Unrealized Gains	2
Gross Unrealized Losses	(183)	(20)
Estimated Fair Value	$ 54,415	30,193
US Treasury Notes [Member] \| Due After One Year Through Two Years [Member]
Marketable Securities [Line Items]
Amortized Cost		15,093
Gross Unrealized Losses		(10)
Estimated Fair Value		$ 15,083

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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Amount, before tax, of unrealized loss 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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Amortized cost of 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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Amount of 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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