Segment Information - Schedule of Segment Reporting Information (Details) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| General and administrative: | ||||
| Stock-based compensation | $ 12,093 | $ 1,273 | $ 13,379 | $ 2,659 |
| Acquired in-process research and development | 59,000 | 0 | 59,000 | 0 |
| Intangible asset impairment charge | 0 | 0 | 67,808 | 0 |
| Fair value adjustment for contingent consideration | 0 | 532 | (64,330) | 2,456 |
| Total operating expenses | 79,782 | 10,427 | 94,372 | 25,285 |
| Loss from operations | (79,782) | (10,427) | (94,372) | (25,285) |
| Fair value adjustment for warrants | 4,507 | (4,464) | 35,623 | (4,464) |
| Warrant issuance costs | (874) | (872) | (874) | (872) |
| Net income (loss) | (75,488) | (16,049) | (39,576) | (31,079) |
| Reportable Segment | ||||
| Research and development: | ||||
| Personnel | 2,105 | 1,294 | 4,019 | 2,614 |
| Stock-based compensation | 3,182 | 438 | 3,724 | 873 |
| Clinical and contract manufacturing | 1,173 | 5,342 | 4,773 | 12,069 |
| Other | (999) | (521) | (210) | (858) |
| General and administrative: | ||||
| Personnel | 2,102 | 1,038 | 3,438 | 2,765 |
| Stock-based compensation | 8,911 | 834 | 9,655 | 1,785 |
| Consulting and professional costs | 4,981 | 786 | 6,539 | 2,252 |
| Other | 632 | 684 | 1,261 | 1,329 |
| Acquired in-process research and development | 59,000 | 0 | 59,000 | 0 |
| Gain on Orphai Acquisition | (1,305) | 0 | (1,305) | 0 |
| Intangible asset impairment charge | 0 | 0 | 67,808 | 0 |
| Fair value adjustment for contingent consideration | 0 | 532 | (64,330) | 2,456 |
| Total operating expenses | 79,782 | 10,427 | 94,372 | 25,285 |
| Loss from operations | (79,782) | (10,427) | (94,372) | (25,285) |
| Fair value adjustment for debt | 0 | (501) | 12,168 | (945) |
| Fair value adjustment for warrants | 4,507 | (4,464) | 35,623 | (4,464) |
| Warrant issuance costs | (874) | (872) | (874) | (872) |
| Other segment items | 661 | 215 | 7,879 | 487 |
| Net income (loss) | $ (75,488) | $ (16,049) | $ (39,576) | $ (31,079) |
| X | ||||||||||
- Definition Acquired in process research and development No definition available.
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| X | ||||||||||
- Definition Segment Reporting, Research And Development, Clinical And Contract Manufacturing No definition available.
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| X | ||||||||||
- Definition Segment Reporting, Research And Development, Other Expense No definition available.
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| X | ||||||||||
- Definition Segment Reporting, Research And Development, Personnel Expense No definition available.
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| X | ||||||||||
- Definition Segment Reporting, Research And Development, Stock-Based Compensation No definition available.
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| X | ||||||||||
- Definition Warrants issuance costs. No definition available.
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| X | ||||||||||
- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of expense for acquisition-related cost incurred to effect business combination. Includes, but is not limited to, finder's fee; advisory, legal, accounting, valuation, and other professional and consulting fees; and general administrative cost, including cost of maintaining internal acquisition department. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of increase (decrease) in value of liability in contingent consideration arrangement in business combination, including, but not limited to, difference arising upon settlement. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of expense (income) related to adjustment to fair value of warrant liability. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of impairment loss for indefinite-lived intangible asset. Excludes goodwill. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of addition (reduction) to the amount at which a liability could be incurred (settled) in a current transaction between willing parties. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- 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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| X | ||||||||||
- Definition Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Includes selling, general and administrative expense. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition The net result for the period of deducting operating expenses from operating revenues. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of general and administrative expense classified as other. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition A fee charged for services from professionals such as doctors, lawyers and accountants. The term is often expanded to include other professions, for example, pharmacists charging to maintain a medicinal profile of a client or customer. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of expense for salary and wage arising from service rendered by nonofficer and officer employees. Excludes allocated cost, labor-related nonsalary expense, and direct and overhead labor cost included in cost of good and service sold. No definition available.
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| X | ||||||||||
- Definition Amount of other expense (income) and loss (gain) calculated as difference between segment revenue and separately disclosed expense category to arrive at segment profit (loss). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Details
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