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v3.26.1

Facility Lease (Tables) | 6 Months Ended
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Jun. 30, 2026
Facility Lease |
Schedule of components of lease expense | The elements of lease expense under the operating lease for the three and six months ended June 30, 2026 and 2025 were as follows (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | Three Months Ended | ​ | Six Months Ended |
​ | ​ ​ ​ | Statements of operations and | ​ ​ ​ | June 30, | ​ | June 30, |
​ | ​ | comprehensive loss location | ​ | 2026 | ​ ​ ​ | 2025 | ​ ​ ​ | 2026 | ​ ​ ​ | 2025 | ​
Costs of operating lease | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Operating lease costs | ​ | Research and development, General and administrative | ​ | $ | 114 | ​ | $ | 114 | ​ | $ | 227 | ​ | $ | 227 | ​
Costs of non-lease components (previously common area maintenance) | ​ | Research and development, General and administrative | ​ | ​ | 71 | ​ | ​ | 52 | ​ | ​ | 132 | ​ | ​ | 74 | ​
Total operating lease cost | ​ | ​ | ​ | $ | 185 | ​ | $ | 166 | ​ | $ | 359 | ​ | $ | 301 | ​
Other Information | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ |
Operating cash flows used for operating lease | ​ | ​ | ​ | $ | 199 | ​ | $ | 104 | ​ | $ | 387 | ​ | $ | 104 | ​
Remaining lease term | ​ | ​ | ​ |  | 1.6 years | ​ |  | 2.6 years | ​ |  | 1.6 years | ​ |  | 2.6 years | ​
Discount rate | ​ | ​ | ​ |  | 11.7% | ​ |  | 11.7% | ​ |  | 11.7% | ​ |  | 11.7% | ​
Schedule of Minimum rental commitments | As of June 30, 2026, minimum rental commitments under this lease were as follows (in thousands): ​
​ | ​ | ​ | ​
Year Ended December 31 (in thousands) | ​ ​ ​ | ​ | ​
2026* |  | $ | 230
2027 | ​ | ​ | 566
Total lease payments |  | ​ | 796
Less: imputed interest | ​ | ​ | (68)
Total |  | $ | 728
* Remainder of the year ​ As of December 31, 2025, minimum rental commitments under this lease were as follows (in thousands): ​
​ | ​ | ​ | ​
Year Ended December 31 (in thousands) | ​ ​ ​ | ​ | ​
2026 | ​ | $ | 486
2027 | ​ | ​ | 566
Total lease payments |  | ​ | 1,052
Less: imputed interest | ​ | ​ | (115)
Total |  | $ | 937
​

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- Definition Tabular disclosure of lessee's lease cost. Includes, but is not limited to, interest expense for finance lease, amortization of right-of-use asset for finance lease, operating lease cost, short-term lease cost, variable lease cost and sublease income. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-4 + Details
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- Definition Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-6 + Details
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