Available-for-Sale Marketable Securities - Summary of Available-for-Sale Marketable Securities by Major Type of Security (Detail) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	$ 160,012	$ 223,694
Gross Unrealized Gains		5
Gross Unrealized Losses	(2,047)	(363)
Estimated Fair Value	157,965	223,336
U.S. Treasury Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	11,033	11,573
Gross Unrealized Losses	(32)	(3)
Estimated Fair Value	11,001	11,570
U.S. Government Agency Obligations [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	9,500	17,020
Gross Unrealized Losses	(456)	(45)
Estimated Fair Value	9,044	16,975
Corporate Bonds [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	59,053	66,495
Gross Unrealized Losses	(853)	(171)
Estimated Fair Value	58,200	66,324
Commercial Paper [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	57,846	106,914
Gross Unrealized Gains		5
Gross Unrealized Losses	(150)	(31)
Estimated Fair Value	57,696	106,888
Municipal Bonds [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	22,580	21,692
Gross Unrealized Losses	(556)	(113)
Estimated Fair Value	$ 22,024	$ 21,579