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PROPERTY, PLANT AND EQUIPMENT, NET
12 Months Ended
Dec. 31, 2021
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,
20212020
(In thousands)
Machinery and equipment$2,077 $— 
Furniture and fixtures1,036 144 
Computer hardware and software614 152 
Leasehold improvements1,034 120 
4,761 416 
Accumulated depreciation and amortization(578)(146)
Property, plant and equipment, net$4,183 $270 
Total depreciation and amortization expense in the consolidated statements of operations was $438,000 and $119,000 for the years ended December 31, 2021 and 2020, respectively. Our Intellectual Property Operations includes depreciation and amortization in general and administrative expenses, and our Industrial Operations, for the period from October 7, 2021 through December 31, 2021, allocates depreciation and amortization to all applicable operating expense categories.