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Summary of Significant Accounting Policies (Tables) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2020 | Jun. 30, 2020
Summary of Significant Accounting Policies [Abstract] |  |
Inventory, Major Classes, Policy [Policy Text Block] |  |
|  | As of June 30, |  | As of December 31,
|  | 2020 |  | 2019
|  | (in thousands) |  |
Raw materials |  | $ | 1,154 |  |  | $ | 3,182 |
Work-in-process |  | $ | 2,185 |  |  | $ | 153 |
Finished goods |  | 650 |  |  | 908 |
Total inventory |  | $ | 3,989 |  |  | $ | 4,243 |
Schedule of Accrued Liabilities | Accrued liabilities: Accrued liabilities consisted of the following:
|  | As of June 30, |  | As of December 31,
|  | 2020 |  | 2019
|  | (in thousands) |  |
Accrued research and development services |  | $ | 47,721 |  |  | $ | 29,033 |
Accrued compensation and benefits |  | 6,697 |  |  | 9,644 |
Short term lease liability |  | 553 |  |  | 553 |
Other |  | 2,367 |  |  | 2,921 |
Accrued liabilities |  | $ | 57,338 |  |  | $ | 42,151 |

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- Definition Disclosure of accounting policy for the major categories of inventory such as finished goods, inventoried costs relating to long-term contracts or programs, work in process, raw materials, and supplies. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=84158767&loc=d3e18780-107790 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(6)(b)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Tabular disclosure of the components of accrued liabilities. + References No definition available. + Details
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