INVENTORIES (Tables)

9 Months Ended

Sep. 30, 2019

Inventory Disclosure [Abstract]

Schedule of components of inventory

Inventories consisted of the following:

	September 30, 2019		December 31, 2018
Raw materials	$	29,641	$	26,544
Work-in-process	10,836		7,157
Finished goods	18,162		16,904
Supplies	284		469
	$	58,923	$	51,074