Inventories

12 Months Ended

Dec. 31, 2021

Inventory Disclosure [Abstract]

Inventories

G. Inventories

The Company reduces the value of its inventories to net realizable value when the net realizable value is believed to be less than the cost of the item. The inventory reserve for excess and obsolescence inventory as of December 31, 2021 and 2020 was $1,428,000 and $1,219,000, respectively. The components of inventory as of December 31, 2021 and 2020 are summarized below:

	December 31,
	2021		2020
	(in thousands)
Raw materials	$	2,314	$	2,080
Work in process		2,196		2,467
Finished goods		982		733
Total Inventories, net	$	5,492	$	5,280