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Balance Sheet Details | 12 Months Ended
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Dec. 31, 2021
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Balance Sheet Details | 5. Balance Sheet Details Inventory consisted of the following (in thousands):
|  | December 31, |
|  | 2021 |  |  | 2020 |
Finished goods |  | $ | 1,114 |  |  | $ | 1,453 |
Work in process |  |  | 6,767 |  |  |  | 6,367 |
Raw material |  |  | 6,217 |  |  |  | 1,862 |
|  | $ | 14,098 |  |  | $ | 9,682 |
Reported as: |  |  |  |  |  |
Inventory |  | $ | 7,881 |  |  | $ | 9,682 |
Long-term inventory |  |  | 6,217 |  |  |  | — |
Total |  | $ | 14,098 |  |  | $ | 9,682 |
Amount reported as long-term inventory consisted of raw materials as of December 31, 2021. The Company has raw materials beyond one year production plan that prevent the Company from potential supply interruption. Those raw materials that beyond one year production plan were classified as long-term inventory. Property and equipment, net, consisted of the following (in thousands):
|  | December 31, |
|  | 2021 |  |  | 2020 |
Computers and software |  | $ | 5,873 |  |  | $ | 5,315 |
Leasehold improvements |  |  | 3,696 |  |  |  | 4,033 |
Furniture and fixtures |  |  | 4,549 |  |  |  | 3,648 |
Machinery and equipment |  |  | 113 |  |  |  | 113 |
|  |  | 14,231 |  |  |  | 13,109 |
Accumulated depreciation |  |  | (6,184 | ) |  |  | (3,948 | )
|  | $ | 8,047 |  |  | $ | 9,161 |
Depreciation of property and equipment was $2.2 million, $1.5 million, and $1.3 million for the years ended December 31, 2021, 2020, and 2019, respectively. For the year ended December 31, 2021, the Company did no t retire any fully depreciated property and equipment. During 2020 and 2019, the Company retired $3.1 million and $0.2 million, respectively, of fully depreciated property and equipment. Accrued liabilities consisted of the following (in thousands):
|  | December 31, |
|  | 2021 |  |  | 2020 |
Accrued research and development services |  | $ | 27,270 |  |  | $ | 28,380 |
Accrued compensation and benefits |  |  | 25,896 |  |  |  | 25,811 |
Accrued sales allowances |  |  | 15,717 |  |  |  | 14,115 |
Accrued consulting and professional fees |  |  | 9,319 |  |  |  | 18,969 |
Current portion of lease liabilities |  |  | 8,304 |  |  |  | 5,087 |
Other |  |  | 2,686 |  |  |  | 5,112 |
|  | $ | 89,192 |  |  | $ | 97,474 |

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- Definition The entire disclosure for supplemental balance sheet disclosures, including descriptions and amounts for assets, liabilities, and equity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -URI http://asc.fasb.org/topic&trid=2122208 + Details
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