Inventories (Tables)

6 Months Ended

Jun. 30, 2018

Inventory Disclosure [Abstract]

Schedule of Inventory

Inventories at June 30, 2018 and December 31, 2017, consisted of the following (in thousands):

	June 30,		December 31,
	2018		2017
Finished goods	$	101,092	$	86,555
Work-in-process	20,962		12,799
Raw materials	47,200		55,934
Total Inventories	$	169,254	$	155,288