Property, Plant & Equipment, Net (Tables)

12 Months Ended

Dec. 31, 2021

Property, Plant and Equipment [Abstract]

Schedule of property, plant, and equipment, net

The estimated useful lives of the major classes of depreciable assets are as follows:

Class	Range of Estimated Useful Lives
Buildings	10 - 50 years
Land improvements	15 - 40 years
Machinery and equipment	3 - 15 years
Furniture and fixtures	15 years
Leasehold improvements	Lesser of lease term or 15 years
Computer software	3 - 5 years

Property, plant and equipment, net, consisted of the following:

	December 31,
(in thousands)	2021		2020
Land	$	13,450	$	13,450
Buildings	73,559		70,381
Machinery, equipment and fixtures	83,608		77,854
Computer software	24,384		23,644
Construction in progress	10,686		11,254
	205,687		196,583
Less: accumulated depreciation and amortization	(88,915)		(76,412)
Total property, plant and equipment, net	$	116,772	$	120,171