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Stock-Based Compensation - Additional Information (Detail) - USD ($) $ in Millions | 1 Months Ended | 3 Months Ended |  |
--- | --- | --- | --- | ---
Feb. 28, 2025 | Mar. 31, 2025 | Mar. 31, 2024 | Dec. 31, 2024 | Jan. 01, 2024
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] |  |  |  |  |
Weighted-average remaining contractual term outstanding |  | 5 years 4 months 6 days |  |  |
Stock subject to repurchase related to stock options early exercised and unvested |  | 163,039 |  | 211,184 |
Stock repurchase program, remaining authorized repurchase amount |  | $ 0.4 |  | $ 0.4 |
Time Based Restricted Stock Units Rsu [Member] |  |  |  |  |
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] |  |  |  |  |
PSUs ,Granted |  | 206,316 | 1,064,518 |  |
Performance Based Restricted Stock Units [Member] |  |  |  |  |
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] |  |  |  |  |
Dividend yield |  | 0.00% | 0.00% |  |
Share based compensation by share based award vesting term | 3 years |  |  |  |
PSUs ,Granted |  | 965,630 |  |  |
Target percentage of number of shares earned |  | 100.00% |  |  |
Performance Based Restricted Stock Units [Member] | Maximum [Member] |  |  |  |  |
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] |  |  |  |  |
Share based compensation by share based award vesting term |  | 4 years |  |  |
Percentage of number of shares earned | 200.00% | 300.00% |  |  |
Performance Based Restricted Stock Units [Member] | Minimum [Member] |  |  |  |  |
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] |  |  |  |  |
Share based compensation by share based award vesting term |  | 3 years |  |  |
Percentage of number of shares earned | 0.00% | 0.00% |  |  |
Stock Options [Member] |  |  |  |  |
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] |  |  |  |  |
Dividend yield |  | 0.00% |  |  |
2015 Equity Incentive Plan [Member] |  |  |  |  |
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] |  |  |  |  |
Weighted-average remaining contractual term outstanding |  | 10 years |  |  |
2015 Equity Incentive Plan [Member] | Maximum [Member] |  |  |  |  |
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] |  |  |  |  |
Share based compensation by share based award vesting term |  | 5 years |  |  |
2015 Equity Incentive Plan [Member] | Minimum [Member] |  |  |  |  |
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] |  |  |  |  |
Share based compensation by share based award vesting term |  | 4 years |  |  |
2021 Equity Incentive Plan [Member] |  |  |  |  |
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] |  |  |  |  |
Shares reserved for issuances |  |  |  |  | 14,532,010
Weighted-average remaining contractual term outstanding |  | 10 years |  |  |
Number of Shares Available for Grant |  | 33,470,867 |  |  |
Share based compensation arrangement by share based payment award cumulative annual increase percentage |  | 5.00% |  |  |
2021 Equity Incentive Plan [Member] | Maximum [Member] |  |  |  |  |
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] |  |  |  |  |
Share based compensation by share based award vesting term |  | 4 years |  |  |
2021 Equity Incentive Plan [Member] | Minimum [Member] |  |  |  |  |
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] |  |  |  |  |
Share based compensation by share based award vesting term |  | 1 year |  |  |

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- Definition Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(01) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (f)(2)(iii) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition 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. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Subparagraph (e)(1) -Name Accounting Standards Codification -Paragraph 2 -Section 50 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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