Short-Term Investments - Summary of Marketable Securities (Detail) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Schedule of short term investments Line Items
Amortized Cost	$ 379,253	$ 303,251
Gross Unrealized Gains	495	73
Gross Unrealized Losses	(615)	(1,753)
Estimated Fair Value	379,133	301,571
Certificates of deposit
Schedule of short term investments Line Items
Amortized Cost	2,455	2,204
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(21)	(51)
Estimated Fair Value	2,434	2,153
Commercial paper
Schedule of short term investments Line Items
Amortized Cost	8,927	38,164
Gross Unrealized Gains	0	2
Gross Unrealized Losses	(6)	(137)
Estimated Fair Value	8,921	38,029
Corporate debt securities
Schedule of short term investments Line Items
Amortized Cost	162,515	137,191
Gross Unrealized Gains	234	41
Gross Unrealized Losses	(302)	(859)
Estimated Fair Value	162,447	136,373
Municipal securities
Schedule of short term investments Line Items
Amortized Cost	22,263	38,543
Gross Unrealized Gains	9	23
Gross Unrealized Losses	(36)	(222)
Estimated Fair Value	22,236	38,344
Government and agency debt
Schedule of short term investments Line Items
Amortized Cost	183,093	87,149
Gross Unrealized Gains	252	7
Gross Unrealized Losses	(250)	(484)
Estimated Fair Value	$ 183,095	$ 86,672

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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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