Marketable Securities - Summary of Company Marketable Securities (Detail) - USD ($) $ in Thousands	Sep. 30, 2026	Dec. 31, 2025
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost / Cost	$ 155,366	$ 206,216
Unrealized Gains	3	190
Unrealized Losses	(188)	(17)
Fair Value	155,181	206,389
U.S. Government and Agency Securities [Member]
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost / Cost	103,152	83,085
Unrealized Gains	2	59
Unrealized Losses	(100)
Fair Value	103,054	83,144
Corporate Bonds [Member]
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost / Cost	52,214	123,131
Unrealized Gains	1	131
Unrealized Losses	(88)	(17)
Fair Value	$ 52,127	$ 123,245

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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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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