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Accrued Expenses | 9 Months Ended
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Sep. 30, 2024
Accrued Expenses |
Accrued Expenses | 5. Accrued Expenses ​ Accrued expenses consisted of the following: ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | September 30, | ​ | December 31,
(In thousands) |  | 2024 |  | 2023
Employee compensation expenses | ​ | $ | 2,603 | ​ | $ | 3,910
Research and development expenses | ​ | ​ | 124 | ​ | ​ | 6,661
Licensing expenses | ​ | ​ | 1,084 | ​ | ​ | 5,478
Restructuring expenses (Note 13) | ​ | ​ | 502 | ​ | ​ | 3,112
Other expenses | ​ |  | 409 | ​ |  | 285
Total accrued expenses | ​ | $ | 4,722 | ​ | $ | 19,446
​

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