Property, Plant and Equipment, Net (Tables)

12 Months Ended

Dec. 31, 2021

Property Plant And Equipment [Abstract]

Property, Plant and Equipment

Property, plant and equipment consist of the following (in thousands):

	As of December 31,
	2021			2020
Machinery and equipment	$	9,942		$	6,084
Office furniture and equipment		649			315
Vehicles		70			128
Leasehold improvements		2,805			2,442
		13,466			8,969
Less—Accumulated depreciation		(2,473	)		(995	)
		10,993			7,974
Construction in progress		18,817			2,034
Total property, plant and equipment, net	$	29,810		$	10,008