Inventories (Tables)

6 Months Ended

Jun. 30, 2018

Inventory Disclosure [Abstract]

Schedule of Inventory

Inventories consist of the following (in thousands):

	June 30, 2018		December 31, 2017
Finished goods	$	60,481	$	52,773
Raw materials	65,250		59,497
Work in process	10,875		9,663
Inventories, net	$	136,606	$	121,933