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Other Long-Term Liabilities
9 Months Ended
Sep. 30, 2021
Other Long-Term Liabilities  
Other Long-Term Liabilities

(6) Other Long-Term Liabilities

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Other long-term liabilities include the following:

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September 30, 

    

December 31, 

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2021

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2020

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(In thousands)

Net deferred tax liabilities related to IPR&D (Note 11)

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$

1,613

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$

1,840

Contingent milestones (Note 3)

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7,107

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8,267

Deferred revenue (Note 10)

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601

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3,386

Total

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9,321

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13,493

Less current portion

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(1,721)

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(3,372)

Long-term portion

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$

7,600

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$

10,121

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