Property, Plant and Equipment - Schedule of Property Plant and Equipment (Detail) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Property, Plant and Equipment [Line Items]
Total	$ 239,825	$ 158,876
Less accumulated depreciation and amortization	(5,708)	(4,693)
Total property, plant, and equipment, net	234,117	154,183
Land
Property, Plant and Equipment [Line Items]
Total	11,335	11,358
Pilot plant
Property, Plant and Equipment [Line Items]
Total	4,766	4,599
Lab equipment
Property, Plant and Equipment [Line Items]
Total	3,291	2,526
Machinery and equipment
Property, Plant and Equipment [Line Items]
Total	1,079	948
Computer and other equipment
Property, Plant and Equipment [Line Items]
Total	1,478	598
Construction in process
Property, Plant and Equipment [Line Items]
Total	$ 217,876	$ 138,847