Inventories (Tables)

6 Months Ended

Jun. 30, 2018

Inventory Disclosure [Abstract]

Inventories

Inventories consist of the following:

(In thousands)	June 30, 2018		December 31, 2017
Raw materials	$	87,086	$	58,226
Work-in process	38,677		16,193
Finished goods	139,595		123,670
Total inventories	$	265,358	$	198,089