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v3.21.1

Property and Equipment, net | 3 Months Ended
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Mar. 31, 2021
Property Plant And Equipment [Abstract] |
Property and Equipment, net | 4. Property and Equipment, net Property and equipment, net, consists of the following (in thousands):
|  | As of |
|  | March 31, |  |  | December 31, |
|  | 2021 |  |  | 2020 |
Computer equipment |  | $ | 1,472 |  |  | $ | 727 |
Furniture, fixtures and other |  |  | 3,420 |  |  |  | 3,416 |
Laboratory equipment |  |  | 27,956 |  |  |  | 25,353 |
Leasehold improvements |  |  | 25,977 |  |  |  | 25,473 |
Construction work in process |  |  | 16,969 |  |  |  | 8,366 |
Total property and equipment, gross |  |  | 75,794 |  |  |  | 63,335 |
Accumulated depreciation |  |  | (23,881 | ) |  |  | (21,175 | )
Total property and equipment, net |  | $ | 51,913 |  |  | $ | 42,160 |
Depreciation expense for the three months ended March 31, 2021 and 2020 was $2.7 million and $2.1 million, respectively.

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- Definition The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=120429125&loc=d3e99893-112916 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -URI http://asc.fasb.org/topic&trid=2155823 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=120429125&loc=SL120174063-112916 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=120429125&loc=d3e99779-112916 + Details
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