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Supplementary Balance Sheet Information (Tables) | 12 Months Ended
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Dec. 31, 2025
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Schedule of Investments Available-for-sale | Short-term investments available-for-sale securities consist of the following:
|  | As of December 31, 2025 |
(in thousands) |  | Amortized Cost |  |  | Gross Unrealized Gains |  |  | Gross Unrealized Losses |  |  | Fair Market Value |
Maturity less than 1 year: |  |  |  |  |  |  |  |  |  |  |  |
Certificate of deposit |  | $ | 143 |  |  | $ | — |  |  | $ | — |  |  | $ | 143 |
Corporate debt securities |  |  | 23,699 |  |  |  | 18 |  |  |  | (2 | ) |  |  | 23,715 |
Commercial paper |  |  | 413 |  |  |  | — |  |  |  | — |  |  |  | 413 |
U.S. government agencies |  |  | 2,872 |  |  |  | 4 |  |  |  | — |  |  |  | 2,876 |
U.S. treasury securities |  |  | 4,798 |  |  |  | 2 |  |  |  | — |  |  |  | 4,800 |
Total maturity less than 1 year |  |  | 31,925 |  |  |  | 24 |  |  |  | (2 | ) |  |  | 31,947 |
Maturity 1 to 2 years: |  |  |  |  |  |  |  |  |  |  |  |
Corporate debt securities |  |  | 4,940 |  |  |  | 15 |  |  |  | (1 | ) |  |  | 4,954 |
U.S. treasury securities |  |  | 3,919 |  |  |  | 14 |  |  |  | — |  |  |  | 3,933 |
Total maturity 1 to 2 years |  |  | 8,859 |  |  |  | 29 |  |  |  | (1 | ) |  |  | 8,887 |
Total short-term investments |  | $ | 40,784 |  |  | $ | 53 |  |  | $ | (3 | ) |  | $ | 40,834 |
|  | As of December 31, 2024 |
(in thousands) |  | Amortized Cost |  |  | Gross Unrealized Gains |  |  | Gross Unrealized Losses |  |  | Fair Market Value |
Maturity less than 1 year: |  |  |  |  |  |  |  |  |  |  |  |
Corporate debt securities |  | $ | 17,192 |  |  | $ | 27 |  |  | $ | (1 | ) |  | $ | 17,218 |
Commercial paper |  |  | 312 |  |  |  | 1 |  |  |  | — |  |  |  | 313 |
U.S. treasury securities |  |  | 16,475 |  |  |  | 3 |  |  |  | (4 | ) |  |  | 16,474 |
Total maturity less than 1 year |  |  | 33,979 |  |  |  | 31 |  |  |  | (5 | ) |  |  | 34,005 |
Maturity 1 to 2 years: |  |  |  |  |  |  |  |  |  |  |  |
Corporate debt securities |  |  | 6,263 |  |  |  | 11 |  |  |  | (3 | ) |  |  | 6,271 |
Total maturity 1 to 2 years |  |  | 6,263 |  |  |  | 11 |  |  |  | (3 | ) |  |  | 6,271 |
Total short-term investments |  | $ | 40,242 |  |  | $ | 42 |  |  | $ | (8 | ) |  | $ | 40,276 |
Schedule of Components of Property and Equipment | The estimated useful lives of the major classes of property and equipment are as follows:
| Estimated Useful Lives
Furniture and office equipment | 3 to 5 years
Leasehold improvements | 4 to 6 years
Laboratory equipment | 5 years
Property and equipment consisted of the following:
(in thousands) |  | As of December 31, 2025 |  |  | As of December 31, 2024 |
Furniture and office equipment |  | $ | 1,051 |  |  | $ | 1,053 |
Leasehold improvements |  |  | 2,568 |  |  |  | 2,568 |
Laboratory equipment |  |  | 1,426 |  |  |  | 1,414 |
Property and equipment, gross |  |  | 5,045 |  |  |  | 5,035 |
Less—accumulated depreciation |  |  | (4,467 | ) |  |  | (4,137 | )
Property and equipment, net |  | $ | 578 |  |  | $ | 898 |
Schedule of Accrued Liabilities | Accrued liabilities consisted of the following:
(in thousands) |  | As of December 31, 2025 |  |  | As of December 31, 2024 |
Clinical trials |  | $ | 3,805 |  |  | $ | 4,443 |
Accrued compensation |  |  | 2,430 |  |  |  | 2,746 |
Unsettled investments payable |  |  | 744 |  |  |  | — |
Research agreements and services |  |  | 311 |  |  |  | 478 |
Other accrued liabilities |  |  | 287 |  |  |  | 230 |
Total accrued liabilities |  | $ | 7,577 |  |  | $ | 7,897 |

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