Net Loss Per Share Attributable to Common Stockholders - Summary of Computation of Basic and Diluted Net Loss per Share Attributable to Common Stockholders (Details) - USD ($) $ / shares in Units, $ in Thousands |
3 Months Ended | 9 Months Ended | ||||||
|---|---|---|---|---|---|---|---|---|
Sep. 30, 2026 |
Jun. 30, 2026 |
Mar. 31, 2026 |
Sep. 30, 2025 |
Jun. 30, 2025 |
Mar. 31, 2025 |
Sep. 30, 2026 |
Sep. 30, 2025 |
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| Numerator: | ||||||||
| Net loss | $ (86,112) | $ (88,409) | $ (82,958) | $ (71,139) | $ (105,211) | $ (68,243) | $ (257,479) | $ (244,593) |
| Impact of preferred stock extinguishments and modifications | (9,396) | |||||||
| Net loss attributable to common stockholders | $ (86,112) | $ (71,139) | $ (257,479) | $ (253,989) | ||||
| Denominator: | ||||||||
| Weighted-average common shares outstanding | 54,168,268 | 2,939,784 | 47,412,712 | 2,894,231 | ||||
| Less: Weighted-average common shares subject to repurchase | 0 | (4,863) | (382) | (42,321) | ||||
| Weighted-average common shares outstanding, basic | 54,168,268 | 2,934,921 | 47,412,330 | 2,851,910 | ||||
| Weighted-average common shares outstanding, diluted | 54,168,268 | 2,934,921 | 47,412,330 | 2,851,910 | ||||
| Net loss per share attributable to common stockholders, basic | $ (1.59) | $ (24.24) | $ (5.43) | $ (89.06) | ||||
| Net loss per share attributable to common stockholders, diluted | $ (1.59) | $ (24.24) | $ (5.43) | $ (89.06) | ||||
| X | ||||||||||
- Definition Impact of preferred stock extinguishments and modifications. No definition available.
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- Definition Weighted average common shares outstanding. No definition available.
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- Definition The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) available to common shareholders. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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- Definition The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Number of shares of common stock subject to repurchase or cancellation determined by relating the portion of time within a reporting period that these shares have been outstanding to the total time in that period. Common stock subject to repurchase are outstanding common shares that are contingently returnable (that is, subject to recall). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- References No definition available.
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- Definition Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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