Stockholders' Equity - Schedule of Stock Option Activity (Detail) $ / shares in Units, shares in Thousands, $ in Thousands	9 Months Ended
Sep. 30, 2025 USD ($) $ / shares shares
Share-Based Payment Arrangement [Abstract]
Number of Shares, Outstanding, Beginning Balance \| shares	167
Number of Shares, Granted \| shares	303
Number of Shares, Forfeited \| shares	(38)
Number of Shares, Outstanding, Ending Balance \| shares	432
Number of Shares, Exercisable at June 30, 2025 \| shares	72
Number of Shares, Vested and expected to vest at June 30, 2025 \| shares	432
Weighted - Average Exercise Price Per Share, Outstanding, Beginning balance \| $ / shares	$ 33.29
Weighted - Average Exercise Price Per Share, Granted \| $ / shares	9.36
Weighted - Average Exercise Price Per Share, Forfeited \| $ / shares	33.53
Weighted - Average Exercise Price Per Share, Outstanding, Ending balance \| $ / shares	16.48
Weighted - Average Exercise Price Per Share, Exercisable at June 30, 2025 \| $ / shares	33.37
Weighted - Average Exercise Price Per Share, Vested and Expected to Vest at June 30, 2025 \| $ / shares	$ 16.48
Weighted - Average Remaining Contractual Term, Outstanding at June 30, 2025	8 years 7 months 17 days
Weighted - Average Remaining Contractual Term, Exercisable at June 30, 2025	5 years 11 months 4 days
Weighted - Average Remaining Contractual Term, Vested and Expected to Vest at June 30, 2025	8 years 7 months 17 days
Aggregate Intrinsic Value, Outstanding at June 30, 2025 \| $	$ 376
Aggregate Intrinsic Value, Exercisable at June 30, 2025 \| $	0
Aggregate Intrinsic Value, Vested and Expected to Vest at June 30, 2025 \| $	$ 376

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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 weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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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.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iv)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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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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Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Number of options outstanding, including both vested and non-vested options.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
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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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Amount by which current fair value of underlying stock exceeds exercise price of fully vested and expected to vest exercisable or convertible options. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
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-Name Accounting Standards Codification
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-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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Number of fully vested and expected to vest exercisable options that may be converted into shares under option plan. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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Weighted-average exercise price, at which grantee can acquire shares reserved for issuance, for fully vested and expected to vest exercisable or convertible options. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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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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Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.

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Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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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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-Topic 718
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Weighted average remaining contractual term for fully vested and expected to vest exercisable or convertible options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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