Property, Plant, and Equipment

12 Months Ended

Dec. 31, 2022

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment

Property, Plant and Equipment

Property, plant and equipment consisted of the following (in thousands, except for useful lives):

		December 31,
	Estimated Useful Life (Years)	2022		2021
Land	N/A	$	1,583	$	1,340
Buildings and land improvements	15-39	7,411		2,451
Manufacturing equipment	7	18,983		13,924
Furniture, fixtures and equipment	5-7	3,583		476
Vehicles	5	585		161
Hardware and software	3-5	3,706		1,683
Assets in progress	N/A	5,142		1,880
Total		40,993		21,915
Less: accumulated depreciation		(17,819)		(11,223)
Property, plant and equipment, net		$	23,174	$	10,692

Depreciation expense was $2.6 million, $2.4 million and $2.2 million for the years ended December 31, 2022, 2021 and 2020, respectively, of which $1.6 million, $2.0 million and $2.0 million, respectively, was allocated to cost of revenues and $1.0 million, $0.4 million and $0.2 million, respectively, is included in depreciation and amortization in the accompanying consolidated statements of operations for the years ended December 31, 2022, 2021 and 2020.