v3.25.1
Property, Plant and Equipment, Net
 3 Months Ended
Mar. 31, 2025
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment, Net Property, Plant and Equipment, Net
Property, plant and equipment, net consisted of the following (in thousands):
March 31,December 31,
20252024
Production equipment$8,427 $7,474 
Lab equipment1,921 1,921 
Leasehold improvements11,555 11,555 
Furniture, fixtures and other equipment300 300 
Construction in progress8,678 8,219 
Property, plant and equipment, at cost30,881 29,469 
Less: accumulated depreciation and amortization(12,931)(11,988)
Property, plant and equipment, net$17,950 $17,481 
Construction in progress consists primarily of production and other equipment that have not been placed in service as of March 31, 2025 and December 31, 2024.
Depreciation and amortization expense was $0.9 million and $1.0 million during the three months ended March 31, 2025 and 2024, respectively.