Property, Plant and Equipment (Tables)

6 Months Ended

Jun. 30, 2022

Property, Plant and Equipment [Abstract]

Schedule of Property Plant and Equipment

Property, plant, and equipment consisted of the following:

(in thousands)	June 30, 2022		December 31, 2021
Land	$	1,821	$	912
Pilot plant	5,836		5,517
Lab equipment	2,548		2,227
Machinery and equipment	663		655
Computer and other equipment	471		388
Construction in process	78,747		55,026
	90,086		64,725
Less accumulated depreciation and amortization	(7,813)		(7,540)
Total property, plant, and equipment, net	$	82,273	$	57,185