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Financial Statement Details - Accrued Expenses and Other Current Liabilities (Details) - USD ($) $ in Thousands | Jun. 30, 2021 | Dec. 31, 2020
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Organization, Consolidation and Presentation of Financial Statements [Abstract] |  |
Royalties | $ 1,932 | $ 2,410
Payroll and related expenses | 9,063 | 6,006
Professional fees | 766 | 921
Accrued interest | 852 | 888
Deferred revenue | 3,398 | 2,853
Operating lease liabilities | 1,637 | 1,619
Accrued production costs | 901 | 938
Liabilities related to financed assets | 490 | 1,198
Other | 3,835 | 6,540
Total accrued expenses and other current liabilities | $ 22,874 | $ 23,373

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