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v3.22.1

Property and Equipment | 3 Months Ended
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Mar. 31, 2022
Property, Plant and Equipment [Abstract] |
Property and Equipment | PROPERTY AND EQUIPMENT Property and equipment are stated at cost and depreciated using the straight-line method over the estimated useful lives of the related assets and consist of the following (in thousands):
| March 31, 2022 |  | December 31, 2021
Equipment (useful life 3 to 15 years) | $ | 1,148 |  |  | $ | 1,308 |
Tooling (useful life 2 to 5 years) | 414 |  |  | 384 |
Vehicles (useful life 5 years) | 83 |  |  | 83 |
Furniture and fixtures (useful life 5 years) | 86 |  |  | 86 |
Computer software (useful life 3 years) | 1,144 |  |  | 1,194 |
Leasehold improvements (the shorter of useful life or lease life) | 169 |  |  | 169 |
Finance lease right-of-use asset | 13 |  |  | 13 |
UV - Robots (useful life 5 years) | 105 |  |  | 105 |
Projects in progress | 104 |  |  | 135 |
Property and equipment at cost | 3,266 |  |  | 3,477 |
Less: accumulated depreciation | (2,635) |  |  | (2,802) |
Property and equipment, net | $ | 631 |  |  | $ | 675 |
Depreciation expense was $44 thousand and $47 thousand for the three months ended March 31, 2022 and 2021, 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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