Marketable Securities - Summary of Marketable securities by Security (Detail) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Marketable Securities [Line Items]
Amortized Cost	$ 384,487	$ 230,851
Gross Unrealized Gains	419	24
Gross Unrealized Losses	(388)	(518)
Fair Value	384,518	230,357
Commercial paper [Member] | Due within one year [Member]
Marketable Securities [Line Items]
Amortized Cost	67,098	90,685
Gross Unrealized Gains	26	1
Gross Unrealized Losses	(44)	(93)
Fair Value	67,080	90,593
Corporate bonds [Member] | Due within one year [Member]
Marketable Securities [Line Items]
Amortized Cost	87,756	70,668
Gross Unrealized Gains	7	1
Gross Unrealized Losses	(193)	(332)
Fair Value	87,570	70,337
Corporate bonds [Member] | Due from one to two years [Member]
Marketable Securities [Line Items]
Amortized Cost	106,120	5,262
Gross Unrealized Gains	321
Gross Unrealized Losses	(62)	(18)
Fair Value	106,379	5,244
Government Securities [Member] | Due within one year [Member]
Marketable Securities [Line Items]
Amortized Cost	71,548	19,267
Gross Unrealized Gains	14	22
Gross Unrealized Losses	(74)	(28)
Fair Value	71,488	19,261
Government Securities [Member] | Due from one to two years [Member]
Marketable Securities [Line Items]
Amortized Cost	17,496	16,409
Gross Unrealized Gains	44
Gross Unrealized Losses	(1)	(24)
Fair Value	17,539	16,385
US Treasury Securities [Member] | Due within one year [Member]
Marketable Securities [Line Items]
Amortized Cost	34,469	28,560
Gross Unrealized Gains	7
Gross Unrealized Losses	(14)	(23)
Fair Value	$ 34,462	$ 28,537