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Property and Equipment | 12 Months Ended
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Dec. 31, 2022
Property, Plant and Equipment [Abstract] |
Property and Equipment | 5. Property and Equipment, Net Property and equipment consisted of the following as of December 31, 2022 and 2021 (in thousands):
|  | December 31, |
|  | 2022 |  |  | 2021 |
Computers & equipment |  | $ | 77 |  |  | $ | 77 |
Furniture |  |  | 118 |  |  |  | 118 |
Leasehold improvements |  |  | 55 |  |  |  | 48 |
Construction in progress |  |  | 689 |  |  |  | 689 |
Property and equipment, gross |  |  | 939 |  |  |  | 932 |
Less: Accumulated depreciation |  |  | (167 | ) |  |  | (127 | )
Property and equipment, net |  | $ | 772 |  |  | $ | 805 |
Depreciation expense for each of the years ended December 31, 2022, 2021, and 2020 was $40 thousand, $39 thousand, and $40 thousand, 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 https://asc.fasb.org/extlink&oid=126982197&loc=d3e99893-112916 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -URI https://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 https://asc.fasb.org/extlink&oid=126982197&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 https://asc.fasb.org/extlink&oid=126982197&loc=d3e99779-112916 + Details
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