Property, Plant and Equipment (Tables)

6 Months Ended

Jun. 30, 2021

Property, Plant and Equipment [Abstract]

Schedule of property, plant and equipment

Property, plant and equipment consisted of the following:

(In thousands)	June 30 2021		December 31 2020
Land	$	75,669	$	75,559
Land improvements	19,784		20,166
Buildings and improvements	253,410		249,954
Machinery and equipment	1,566,448		1,597,592
Uncompleted construction	59,513		42,185
Gross property, plant and equipment	1,974,824		1,985,456
Less: Accumulated depreciation	(1,302,686)		(1,317,247)
Property, plant and equipment, net	$	672,138	$	668,209