Liquidity (Details) $ in Thousands |
1 Months Ended | 3 Months Ended | 6 Months Ended | 12 Months Ended | |||||
|---|---|---|---|---|---|---|---|---|---|
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Dec. 15, 2025
employee
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Jan. 31, 2026
USD ($)
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Dec. 31, 2025
USD ($)
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Dec. 31, 2025
USD ($)
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Dec. 31, 2024
USD ($)
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Dec. 31, 2025
USD ($)
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Dec. 31, 2024
USD ($)
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Jun. 30, 2025
USD ($)
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Feb. 12, 2026
USD ($)
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| Liquidity | |||||||||
| Net loss | $ 22,774 | $ 15,730 | $ 40,924 | $ 31,108 | $ 74,400 | ||||
| Net cash used in operating activities | 37,754 | $ 29,680 | 69,100 | ||||||
| Accumulated deficit | $ 444,780 | 444,780 | 444,780 | 403,856 | |||||
| Cash and cash equivalents | 11,944 | 11,944 | 11,944 | 94,107 | |||||
| Short-term investments | 120,994 | 120,994 | 120,994 | 73,751 | |||||
| Total liabilities | 10,631 | 10,631 | 10,631 | 13,363 | |||||
| Current liabilities | 9,529 | 9,529 | 9,529 | $ 11,912 | |||||
| Reduction in workforce | employee | 29 | ||||||||
| One-time severance expenses | 1,500 | 1,500 | 1,500 | ||||||
| One-time severance benefits | $ 1,500 | $ 1,500 | 1,500 | ||||||
| Subsequent Events | |||||||||
| Liquidity | |||||||||
| One-time severance benefits | $ 0 | $ 0 | |||||||
| Payments related to one-time severance benefits | $ 1,500 | ||||||||
| XOMA (US) LLC | US Clinical Trial Rz358 (ersodetug) | Xoma License Agreement | Upon Regulatory Approval | |||||||||
| Liquidity | |||||||||
| Milestone closing payment | $ 25,000 | ||||||||
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- Definition Amount of milestone payment made during the period. No definition available.
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- Definition Amount of cash and cash equivalent. Cash includes, but is not limited to, currency on hand, demand deposit with financial institution, and account with general characteristic of demand deposit. Cash equivalent includes, but is not limited to, short-term, highly liquid investment that is both readily convertible to known amount of cash and so near maturity that it presents insignificant risk of change in value because of change in interest rate. 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. No definition available.
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- Definition Amount of liability recognized for present obligation requiring transfer or otherwise providing economic benefit to others. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Total obligations incurred as part of normal operations that are expected to be paid during the following twelve months or within one business cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of investment in marketable security, classified as current. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of cash inflow (outflow) from operating activity, including, but not limited to, discontinued operation. Operating activity includes, but is not limited to, transaction, adjustment, and change in value not defined as investing or financing activity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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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/exampleRef
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- Definition Cash outflows for payments of postemployment benefits (such as severance pay and health insurance benefits) recognized during the period. Postemployment benefits are benefits paid to employees after employment but before retirement. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition For a classified balance sheet, the carrying amount as of the balance sheet date of the portion of the obligations recognized for the various benefits provided to former or inactive employees, their beneficiaries, and covered dependents after employment but before retirement that is payable within one year of the balance sheet date. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The number of positions eliminated during the period as a result of restructuring activities. No definition available.
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- Definition Amount of accumulated undistributed earnings (deficit). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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