Fair Value Measurements - Summary of Fair Values and Unrealized Losses on Investments (Detail) - Corporate Debt [Member] - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Debt Securities, Available-for-Sale, Unrealized Loss Position [Line Items]
Less than Twelve Months, Estimated Fair value	$ 11,467	$ 38,041
Less than Twelve Months, Gross unrealized losses	(11)	(426)
Twelve Months or More, Estimated Fair value	753	1,226
Twelve Months or More, Gross unrealized losses	(1)	(1)
Estimated Fair value, Total	12,220	39,267
Gross unrealized losses, Total	$ (12)	$ (427)

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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