Property, Plant and Equipment (Tables)

12 Months Ended

Dec. 31, 2021

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment

The table below sets forth the components of property, plant and equipment as of December 31, 2021 and 2020:

(in thousands)	2021		2020		Estimated useful life
Land and land improvements	$	14,832	$	15,611	25 years for improvements
Buildings	243,584		246,137		15 to 40 years
Right of use assets	10,971		10,971		10 to 15 years
Machinery and equipment	1,067,059		1,076,092		5 to 15 years
Furniture and fixtures	7,857		8,638		5 years
Computer and other equipment	19,135		19,294		3 to 10 years
Software	63,379		62,400		5 to 8 years
Capital expenditures in progress	64,238		46,228
Property, plant and equipment, gross	1,491,055		1,485,371
Accumulated depreciation and amortization	(1,054,638)		(1,036,817)
Property, plant and equipment, net	$	436,417	$	448,554