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Equity Incentive Plans - Summary of Fair Values of the Options Granted (Detail) - $ / shares | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] |  |
Expected volatility ,Minimum | 100.00% | 93.40%
Expected volatility ,Maximum | 104.00% | 111.20%
Expected dividend yield | 0.00% | 0.00%
Maximum [Member] |  |
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] |  |
Fair value per share of underlying common stock | $ 51.28 | $ 4.21
Expected term (in years) | 6 years 3 months | 6 years 14 days
Risk-free interest rate | 4.26% | 4.90%
Minimum [Member] |  |
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] |  |
Fair value per share of underlying common stock | $ 16.09 | $ 2.5
Expected term (in years) | 6 years | 5 years 9 months 21 days
Risk-free interest rate | 4.10% | 3.64%

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- Definition 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. + References No definition available. + Details
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- Definition Agreed-upon price for the exchange of the underlying asset relating to the share-based payment award. + References No definition available. + 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 estimated measure of the maximum percentage by which a share price is expected to fluctuate during a period. Volatility also may be defined as a probability-weighted measure of the dispersion of returns about the mean. The volatility of a share price is the standard deviation of the continuously compounded rates of return on the share over a specified period. That is the same as the standard deviation of the differences in the natural logarithms of the stock prices plus dividends, if any, over the period. + References No definition available. + Details
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- Definition The estimated measure of the minimum percentage by which a share price is expected to fluctuate during a period. Volatility also may be defined as a probability-weighted measure of the dispersion of returns about the mean. The volatility of a share price is the standard deviation of the continuously compounded rates of return on the share over a specified period. That is the same as the standard deviation of the differences in the natural logarithms of the stock prices plus dividends, if any, over the period. + References No definition available. + Details
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- Definition The risk-free interest rate assumption that is used in valuing an option on its own shares. + 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)(iv) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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