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Balance Sheet Components (Tables) | 9 Months Ended
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Sep. 30, 2019
Balance Sheet Components |
Schedule of Inventory | Inventory consisted of the following (in thousands):
|  | September 30, |  | December 31,
|  | 2019 |  | 2018
Raw materials |  | $ | 300 |  | $ | 288
Work-in-process |  |  | 6,234 |  |  | 6,759
Finished goods |  |  | 1,784 |  |  | 2,050
Total inventory |  | $ | 8,318 |  | $ | 9,097
Schedule of Accrued Liabilities | Accrued liabilities consisted of the following (in thousands):
|  | September 30, |  | December 31,
|  | 2019 |  | 2018
Accrued payroll-related expenses |  | $ | 1,367 |  | $ | 1,558
Accrued joint development agreement expenses |  |  | 675 |  |  | 661
Accrued inventory |  |  | 632 |  |  | 1,678
Deferred rent |  |  | — |  |  | 390
Other |  |  | 493 |  |  | 714
Total accrued liabilities |  | $ | 3,167 |  | $ | 5,001

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