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PROPERTY, PLANT AND EQUIPMENT, NET | 12 Months Ended
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Dec. 31, 2023
Property, Plant and Equipment [Abstract] |
PROPERTY, PLANT AND EQUIPMENT | PROPERTY, PLANT AND EQUIPMENT, NET Property, plant and equipment, net consisted of the following:
| December 31,
| 2023 |  | 2022
| (In thousands)
Machinery and equipment | $ | 3,035 |  |  | $ | 3,057 |
Furniture and fixtures | 395 |  |  | 585 |
Computer hardware and software | 312 |  |  | 660 |
Leasehold improvements | 1,018 |  |  | 1,025 |
| 4,760 |  |  | 5,327 |
Accumulated depreciation and amortization | (2,404) |  |  | (1,790) |
Property, plant and equipment, net | $ | 2,356 |  |  | $ | 3,537 |
Total depreciation and amortization expense in the consolidated statements of operations was $1.4 million for the years ended December 31, 2023 and 2022. Our Intellectual Property Operations and parent company include depreciation and amortization in general and administrative expenses. For the years ended December 31, 2023 and 2022, our Industrial Operations allocated depreciation and amortization totaling $1.3 million to all applicable operating expense categories, including cost of sales of $421,000 and $474,000, 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://fasb.org/us-gaap/role/ref/legacyRef -Topic 360 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org//360/tableOfContent Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 6 -SubTopic 360 -Topic 958 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480321/958-360-50-6 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d) -SubTopic 360 -Topic 958 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480321/958-360-50-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 7 -SubTopic 360 -Topic 958 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480321/958-360-50-7 + Details
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