v3.25.2
Property, Plant and Equipment
 6 Months Ended
Jun. 30, 2025
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment Property, Plant and Equipment
Property, plant, and equipment consisted of the following as of:
(in thousands)June 30, 2025December 31, 2024
Land$56 $56 
Land improvements and infrastructure61,428 58,452 
Manufacturing equipment and pilot plant116,382 111,053 
Computer equipment and software2,762 2,726 
Lab equipment3,627 3,496 
Furniture, fixtures, and machinery390 372 
Leasehold improvements4,767 4,765 
Total189,412 180,920 
Less accumulated depreciation and amortization(23,475)(17,332)
Construction in process63,131 40,331 
Total property, plant, and equipment, net$229,068 $203,919 
The depreciation and amortization expense totaled $2.8 million and $5.5 million during the three and six months ended June 30, 2025, respectively, and $2.8 million and $5.1 million during the three and six months ended June 30, 2024, respectively.