Stockholders' Equity - Fair Value of Options Granted Under Equity Incentive Plan and Shares Subject to Employee Stock Purchase Plan Valuation Assumptions (Detail) - $ / shares |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
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| Employee Stock Purchase Plan [Member] | ||||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||||
| Average risk-free interest rate | 3.72% | 4.27% | 3.72% | 4.27% |
| Expected dividend yield | 0.00% | 0.00% | 0.00% | 0.00% |
| Expected life | 6 months | 6 months | 6 months | 6 months |
| Expected volatility | 56.00% | 38.00% | 56.00% | 38.00% |
| Weighted average fair value | $ 1.88 | $ 2.86 | $ 1.88 | $ 2.86 |
| Equity Incentive Plans [Member] | ||||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||||
| Average risk-free interest rate | 3.91% | 3.91% | ||
| Expected dividend yield | 0.00% | 0.00% | ||
| Expected life | 4 years 6 months | 4 years 6 months | ||
| Expected volatility | 36.00% | 36.00% | ||
| Weighted average fair value | $ 3.38 | $ 3.38 | ||
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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. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The estimated measure of the 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. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The risk-free interest rate assumption that is used in valuing an option on its own shares. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Expected term of award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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