Inventories

6 Months Ended

Jun. 30, 2018

Inventory Disclosure [Abstract]

Inventories

INVENTORIES

Inventories, valued at the lower of cost (first-in, first-out (FIFO) method) or market, consisted of the following at:

	June 30,				December 31,
(In thousands)	2018		2017		2017
Raw materials	$	276,424	$	164,964	$	233,187
Work in process	12,490		10,358		10,408
Finished goods	34,979		27,313		31,153
Inventories, net	$	323,893	$	202,635	$	274,748