v3.26.1
Property, Plant and Equipment - Property Plant and Equipment (Details) - USD ($)
$ in Thousands
Mar. 31, 2026
Dec. 31, 2025
Property, Plant and Equipment [Line Items]    
Total $ 61,193 $ 57,436
Less accumulated depreciation and amortization (29,406) (28,654)
Construction in process 47,939 44,070
Total property, plant, and equipment, net 79,726 72,852
Land    
Property, Plant and Equipment [Line Items]    
Total 56 56
Land improvements and infrastructure    
Property, Plant and Equipment [Line Items]    
Total 13,060 13,281
Closure manufacturing equipment    
Property, Plant and Equipment [Line Items]    
Total 8,272 4,149
Manufacturing equipment and pilot plant    
Property, Plant and Equipment [Line Items]    
Total 28,489 28,890
Computer equipment and software    
Property, Plant and Equipment [Line Items]    
Total 2,165 2,268
Lab equipment    
Property, Plant and Equipment [Line Items]    
Total 4,002 3,637
Furniture, fixtures, and machinery    
Property, Plant and Equipment [Line Items]    
Total 383 389
Leasehold improvements    
Property, Plant and Equipment [Line Items]    
Total $ 4,766 $ 4,766