Inventories

3 Months Ended

Mar. 31, 2019

Inventory Disclosure [Abstract]

Inventories

Inventories

Inventories are stated at the lower of cost and net realizable value using the first-in first-out costing method. Inventories as of March 31, 2019 and December 31, 2018 include the costs of material, labor, and factory overhead. Components of inventories consist of the following:

	March 31, 2019		December 31, 2018
Raw materials	$	14,822	$	13,698
Work in process	3,513		2,489
Finished goods	7,727		6,755
	$	26,062	$	22,942