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Balance Sheet Details (Tables) | 12 Months Ended
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Dec. 31, 2024
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Summary of Short-Term Investments | The following is a summary of our short-term investments (in thousands):
|  | December 31, 2024 |
|  | Amortized Cost |  |  | Gross Unrealized Gains |  |  | Gross Unrealized Losses |  |  | Estimated Fair Value |
U.S. treasury bills and government agency obligations |  | $ | 14,860 |  |  | $ | 8 |  |  | $ | — |  |  | $ | 14,868 |
U.S. corporate debt securities |  |  | 11,699 |  |  |  | 3 |  |  |  | — |  |  |  | 11,702 |
Foreign corporate debt securities |  |  | 5,911 |  |  |  | 2 |  |  |  | — |  |  |  | 5,913 |
Foreign commercial paper |  |  | 998 |  |  |  | — |  |  |  | — |  |  |  | 998 |
Total |  | $ | 33,468 |  |  | $ | 13 |  |  | $ | — |  |  | $ | 33,481 |
|  | December 31, 2023 |
|  | Amortized Cost |  |  | Gross Unrealized Gains |  |  | Gross Unrealized Losses |  |  | Estimated Fair Value |
U.S. treasury bills and government agency obligations |  | $ | 31,625 |  |  | $ | 11 |  |  | $ | — |  |  | $ | 31,636 |
U.S. corporate debt securities |  |  | 11,652 |  |  |  | 1 |  |  |  | — |  |  |  | 11,653 |
Foreign corporate debt securities |  |  | 5,459 |  |  |  | 1 |  |  |  | — |  |  |  | 5,460 |
U.S. commercial paper |  |  | 1,990 |  |  |  | — |  |  |  | — |  |  |  | 1,990 |
Foreign commercial paper |  |  | 993 |  |  |  | — |  |  |  | — |  |  |  | 993 |
Total |  | $ | 51,719 |  |  | $ | 13 |  |  | $ | — |  |  | $ | 51,732 |
Schedule of Inventory | Inventory consists of the following (in thousands):
|  | December 31, |
|  | 2024 |  |  | 2023 |
Raw materials |  | $ | 19,733 |  |  | $ | 17,643 |
Work in process |  |  | 27,190 |  |  |  | 14,550 |
Finished goods |  |  | 6,237 |  |  |  | 9,917 |
Total inventory |  | $ | 53,160 |  |  | $ | 42,110 |
Schedule of Prepaid Expenses and Other Assets | Prepaid expenses and other assets consist of the following (in thousands):
|  | December 31, |
|  | 2024 |  |  | 2023 |
Prepaid expenses |  | $ | 21,224 |  |  | $ | 11,731 |
Prepaid insurance |  |  | 2,203 |  |  |  | 1,910 |
Deposits |  |  | 274 |  |  |  | 274 |
Interest receivables |  |  | 263 |  |  |  | 310 |
Other receivables |  |  | 209 |  |  |  | 21 |
Total prepaid expenses and other assets |  | $ | 24,173 |  |  | $ | 14,246 |
Schedule of Property and Equipment, Net | Property and equipment, net consists of the following (in thousands):
|  | December 31, |
|  | 2024 |  |  | 2023 |
Scientific equipment |  | $ | 30,342 |  |  | $ | 34,027 |
Leasehold improvements |  |  | 307 |  |  |  | 647 |
Computer equipment and software |  |  | 1,047 |  |  |  | 1,506 |
Furniture, fixtures and office equipment |  |  | 1,014 |  |  |  | 1,014 |
Property and equipment, gross |  |  | 32,710 |  |  |  | 37,194 |
Less: accumulated depreciation and amortization |  |  | (17,847 | ) |  |  | (17,028 | )
Property and equipment, net |  | $ | 14,863 |  |  | $ | 20,166 |
Schedule of Accrued Liabilities | Accrued payroll and employee liabilities consist of the following (in thousands):
|  | December 31, |
|  | 2024 |  |  | 2023 |
Accrued employee salaries and benefits |  | $ | 1,591 |  |  | $ | 1,371 |
Accrued bonuses |  |  | 5,907 |  |  |  | 5,499 |
Accrued vacation |  |  | 2,056 |  |  |  | 2,354 |
Total accrued payroll and employee liabilities |  | $ | 9,554 |  |  | $ | 9,224 |
Other accrued liabilities consist of the following (in thousands):
|  | December 31, |
|  | 2024 |  |  | 2023 |
Accrued product sales allowances |  | $ | 37,419 |  |  | $ | 36,529 |
Accrued consulting and professional fees |  |  | 3,036 |  |  |  | 3,940 |
Other accrued liabilities |  |  | 1,063 |  |  |  | 415 |
Accrued interest |  |  | 237 |  |  |  | 412 |
Accrued accounts payable |  |  | — |  |  |  | 559 |
Total other accrued liabilities |  | $ | 41,755 |  |  | $ | 41,855 |

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