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Marketable Securities - Summary of Marketable securities by Security (Detail) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Marketable Securities [Line Items]
Amortized Cost	$ 360,649	$ 230,851
Gross Unrealized Gains	210	24
Gross Unrealized Losses	(512)	(518)
Fair Value	360,347	230,357
Commercial paper [Member] | Due within one year [Member]
Marketable Securities [Line Items]
Amortized Cost	125,640	90,685
Gross Unrealized Gains	52	1
Gross Unrealized Losses	(89)	(93)
Fair Value	125,603	90,593
Government Securities [Member] | Due from one to two years [Member]
Marketable Securities [Line Items]
Amortized Cost	27,979	16,409
Gross Unrealized Gains	67
Gross Unrealized Losses	(5)	(24)
Fair Value	28,041	16,385
Government Securities [Member] | Due within one year [Member]
Marketable Securities [Line Items]
Amortized Cost	46,261	19,267
Gross Unrealized Gains	27	22
Gross Unrealized Losses	(45)	(28)
Fair Value	46,243	19,261
US Treasury Securities [Member] | Due from one to two years [Member]
Marketable Securities [Line Items]
Amortized Cost	4,937
Gross Unrealized Gains	16
Fair Value	4,953
US Treasury Securities [Member] | Due within one year [Member]
Marketable Securities [Line Items]
Amortized Cost	43,236	28,560
Gross Unrealized Gains	15
Gross Unrealized Losses	(10)	(23)
Fair Value	43,241	28,537
Corporate bonds [Member] | Due from one to two years [Member]
Marketable Securities [Line Items]
Amortized Cost		5,262
Gross Unrealized Losses		(18)
Fair Value		5,244
Corporate bonds [Member] | Due from one to three years [Member]
Marketable Securities [Line Items]
Amortized Cost	34,534
Gross Unrealized Gains	26
Gross Unrealized Losses	(119)
Fair Value	34,441
Corporate bonds [Member] | Due within one year [Member]
Marketable Securities [Line Items]
Amortized Cost	78,062	70,668
Gross Unrealized Gains	7	1
Gross Unrealized Losses	(244)	(332)
Fair Value	$ 77,825	$ 70,337

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