Supplementary Balance Sheet Information (Tables)

6 Months Ended

Jun. 30, 2020

Inventory Disclosure [Abstract]

Schedule of Inventory

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

	June 30, 2020		December 31, 2019
Raw materials	$	3,889	$	4,309
Work-in-process	2,947		2,710
Finished goods	1,121		461
Total inventories	7,957		7,480
Less reserve for excess and obsolete inventories	(319)		(383)
Total inventories, net	$	7,638	$	7,097

Schedule of Property and Equipment

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

	June 30, 2020		December 31, 2019
Land	$	995	$	995
Buildings and leasehold improvements	5,451		5,451
Machinery and equipment	57,097		57,417
Total property and equipment	63,543		63,863
Less accumulated depreciation	(44,333)		(41,725)
Total property and equipment, net	$	19,210	$	22,138