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ADDITIONAL BALANCE SHEET DETAIL (Tables) | 3 Months Ended
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Mar. 31, 2025
Payables and Accruals [Abstract] |
Schedule of Prepaid Expenses and Other Current Assets | Prepaid expenses and other current assets are as follows (in thousands):
Description | March 31, 2025 |  | December 31, 2024
Prepaid manufacturing | $ | 1,221 |  |  | $ | 4,029 |
Other | 7,917 |  |  | 7,321 |
Total prepaid expenses and other current assets | $ | 9,138 |  |  | $ | 11,350 |
Schedule of Other Long-Term Assets | Other long-term assets are as follows (in thousands):
Description | March 31, 2025 |  | December 31, 2024
Long-term inventories | $ | 35,966 |  |  | $ | 34,953 |
Restricted cash | 1,685 |  |  | 1,680 |
Other | 690 |  |  | 744 |
Total other long-term assets | $ | 38,341 |  |  | $ | 37,377 |
Components of Accrued Expenses | Accrued expenses and other current liabilities consists of the following (in thousands):
Description | March 31, 2025 |  | December 31, 2024
Product revenue allowances | $ | 27,451 |  |  | $ | 15,727 |
Product return reserves, current portion | 5,186 |  |  | 5,295 |
Clinical trial costs | 773 |  |  | 1,885 |
Compensation and related benefits | 5,673 |  |  | 9,194 |
Operating lease liabilities, current portion | 5,514 |  |  | 5,400 |
Royalties due to Panion & BF Biotech, Inc. | 3,267 |  |  | 3,543 |
Professional fees | 1,035 |  |  | 1,452 |
Accrued manufacturing costs | 1,580 |  |  | 1,468 |
Restructuring costs | 251 |  |  | 489 |
BioVectra, Inc. termination fees | 4,894 |  |  | 7,204 |
Liability related to sale of future royalties, current portion | 2,048 |  |  | 2,039 |
Settlement royalties liability, current portion | 10,577 |  |  | 5,924 |
Other | 3,088 |  |  | 3,840 |
Total accrued expenses and other current liabilities | $ | 71,337 |  |  | $ | 63,460 |

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