Supplementary Balance Sheet Information (Tables)

9 Months Ended

Sep. 30, 2020

Inventory Disclosure [Abstract]

Schedule of Inventory

The components of inventories are as follows (in thousands):

	September 30, 2020		December 31, 2019
Raw materials	$	5,255	$	4,309
Work-in-process	2,884		2,710
Finished goods	1,206		461
Total inventories	9,345		7,480
Less reserve for excess and obsolete inventories	(345)		(383)
Total inventories, net	$	9,000	$	7,097

Schedule of Property and Equipment

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

	September 30, 2020		December 31, 2019
Land	$	995	$	995
Buildings and leasehold improvements	5,452		5,451
Machinery and equipment	57,316		57,417
Total property and equipment	63,763		63,863
Less accumulated depreciation	(45,634)		(41,725)
Total property and equipment, net	$	18,129	$	22,138