Property, Plant and Equipment - Property Plant and Equipment (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Property, Plant and Equipment [Line Items]
Total	$ 190,428	$ 180,920
Less accumulated depreciation and amortization	(25,954)	(17,332)
Construction in process	61,270	40,331
Total property, plant, and equipment, net	225,744	203,919
Land
Property, Plant and Equipment [Line Items]
Total	56	56
Land improvements and infrastructure
Property, Plant and Equipment [Line Items]
Total	60,388	58,452
Manufacturing equipment and pilot plant
Property, Plant and Equipment [Line Items]
Total	114,204	111,053
Computer equipment and software
Property, Plant and Equipment [Line Items]
Total	2,768	2,726
Lab equipment
Property, Plant and Equipment [Line Items]
Total	3,713	3,496
Furniture, fixtures, and machinery
Property, Plant and Equipment [Line Items]
Total	4,533	372
Leasehold improvements
Property, Plant and Equipment [Line Items]
Total	$ 4,766	$ 4,765