Property, Plant, and Equipment

9 Months Ended

Sep. 30, 2021

Property, Plant and Equipment [Abstract]

Property, Plant, and Equipment

NOTE 6—PROPERTY, PLANT, AND EQUIPMENT

Property, plant, and equipment, net is comprised of the following (in thousands):

	September 30,			December 31,
	2021			2020
Building	$	215		$	229
Leasehold improvements		90			52
Equipment and computers		7,876			7,477
Furniture and fixtures		471			465
Construction in progress		—			46
Total		8,652			8,269
Accumulated depreciation and amortization		(7,931	)		(7,664	)
Property, plant, and equipment, net before land		721			605
Land		168			177
Property, plant, and equipment, net	$	889		$	782

Depreciation and amortization expense related to property, plant, and equipment totaled $0.1 million and $0.3 million for the three and nine months ended September 30, 2021 and $0.1 million and $0.5 million for the three and nine months ended September 30, 2020, respectively.