INVENTORIES (Tables)

6 Months Ended

Jun. 30, 2019

Inventory Disclosure [Abstract]

Schedule of Inventories

Inventories consisted of the following:

	June 30, 2019		December 30, 2018
	(In thousands)
Raw materials and work-in-process	$	710,952	$	747,801
Finished products	377,732		317,410
Operating supplies	43,975		43,825
Maintenance materials and parts	53,996		50,483
Total inventories	$	1,186,655	$	1,159,519