INVENTORIES

6 Months Ended

Jun. 30, 2018

INVENTORIES [Abstract]

INVENTORIES

5.INVENTORIES

The components of inventories are as follows:

	June 30,		December 31,
	2018		2017
Raw materials	$	56,680	$	46,712
Work in progress		20,007		17,688
Finished goods		29,761		43,319
Inventories	$	106,448	$	107,719