Stock-Based Compensation - Summary of Stock Option Activity (Detail) - $ / shares	3 Months Ended
Mar. 31, 2023	Mar. 31, 2022
Stock-Based Compensation
Number of Options, Outstanding, Beginning Balance	7,689,449
Number of Options, Granted	1,449,154
Number of Options, Exercised	(93,218)
Number of Options, Forfeited	(52,626)
Number of Options, Outstanding, Ending Balance	8,992,759	7,430,629
Number of Options, Options exercisable	5,128,904
Weighted-Average Exercise Price, Outstanding, Beginning Balance	$ 14.35
Weighted-Average Exercise Price, Granted	10.06
Weighted-Average Exercise Price, Exercised	6.00
Weighted-Average Exercise Price, Forfeited	11.41
Weighted-Average Exercise Price, Outstanding, Ending Balance	$ 13.76

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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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.

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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 price at which grantees could have acquired the underlying shares with respect to stock options that were terminated.

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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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Number of share options (or share units) exercised during the current period.

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