Inventories, net (Tables)

12 Months Ended

Dec. 31, 2018

Inventory Disclosure [Abstract]

Schedule of Inventories

Inventories consist of the following:

	December 31,
	2018			2017
	(In thousands)
Raw materials and supplies	$	55,878		$	70,188
Work in progress	51,251			65,382
Finished goods	192,632			239,083
	299,761			374,653
Less: allowance for obsolete and excess inventory	(108,567		)	(83,566		)
Total inventory	$	191,194		$	291,087