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Stock-Based Compensation - Summary of Transaction under Plans and 2021 Plan (Detail) - $ / shares	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Share-Based Payment Arrangement [Abstract]
Number of options, Beginning Balance	3,814,015	2,619,937
Number of options, Granted	12,805,814	1,832,802
Number of options, Exercised	(406,852)	(429,989)
Number of options, Forfeited	(579,231)	(208,735)
Number of options, Ending Balance	15,633,746	3,814,015	2,619,937
Weighted average exercise price, Beginning Balance	$ 9.7	$ 8.49
Weighted average exercise price, Granted	13.98	10.81
Weighted average exercise price, Exercised	8.15	7.38
Weighted average exercise price, Forfeited	11.85	9.1
Weighted average exercise price, Ending Balance	$ 13.17	$ 9.7	$ 8.49
Weighted average remaining contractual life (years)	9 years 2 months 4 days	8 years 4 months 6 days	4 years 11 months 19 days
Aggregate intrinsic value (per share)	$ 4.04	$ 8.45	$ 0.57

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For presentations that combine terminations, the number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan or that expired.

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Weighted average price of options that were either forfeited or expired.

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Gross number of share options (or share units) granted during the period.

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Number of options outstanding, including both vested and non-vested options.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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