Inventories (Tables)

12 Months Ended

Dec. 31, 2019

Inventory Disclosure [Abstract]

Components of inventories

Inventories as of December 31, 2019 and 2018 include the costs of material, labor, and factory overhead. Components of inventories consist of the following:

	December 31,
	2019		2018
Raw materials	$	12,755	$	13,698
Work in process	3,117		2,489
Finished goods	7,593		6,755
	$	23,465	$	22,942