Property, Plant, and Equipment (Tables)

12 Months Ended

Dec. 31, 2020

Property, Plant and Equipment [Abstract]

Summary of property, plant and equipment

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

	Estimated Useful Life (Years)	December 31,
		2020		2019
Land	N/A	$	1,340	$	1,340
Buildings and land improvements	15-39	2,486		2,464
Manufacturing equipment	7	13,261		12,631
Furniture, fixtures and equipment	5-7	443		277
Vehicles	5	140		140
Hardware and software	3-5	887		398
Total		18,557		17,250
Less: accumulated depreciation		(8,783)		(6,590)
Property, plant and equipment, net		$	9,774	$	10,660