Marketable Securities and Fair Value Measurements - Summary of Marketable Securities (Detail) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	$ 203,794	$ 201,554
Gross unrealized gains	0	55
Gross unrealized losses	(128)	(2)
Estimated Fair Value	203,666	201,607
U.S. Treasury bills
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	203,794	201,554
Gross unrealized gains	0	55
Gross unrealized losses	(128)	(2)
Estimated Fair Value	$ 203,666	$ 201,607

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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+ Details

- Definition

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.

+ References

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+ Details