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v3.22.4

Other Long-Term Liabilities (Tables) | 12 Months Ended
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Dec. 31, 2022
Other Long-Term Liabilities |
Schedule of other long-term liabilities | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | December 31, |  | December 31,
​ | ​ | 2022 | ​ | 2021
​ | ​ | (In thousands)
Net deferred tax liabilities related to IPR&D (Note 15) | ​ | $ | 1,613 | ​ | $ | 1,613
Deferred income from sale of tax benefits | ​ | ​ | 4,650 | ​ | ​ | —
Contingent milestones (Note 4) | ​ | ​ | — | ​ | ​ | 6,862
Deferred revenue (Note 13) | ​ | ​ | 60 | ​ | ​ | 433
Total | ​ | ​ | 6,323 | ​ | ​ | 8,908
Less current portion | ​ | ​ | (990) | ​ | ​ | (1,554)
Long-term portion | ​ | $ | 5,333 | ​ | $ | 7,354
​

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