Property, Plant and Equipment (Tables)

6 Months Ended

Jun. 30, 2022

Property, Plant and Equipment [Abstract]

Components of property, plant and equipment

The components of Property, plant and equipment, net are as follows:

(in thousands)	June 30, 2022		December 31, 2021		June 30, 2021
Land	$	38,630	$	39,162	$	39,367
Land improvements and leasehold improvements	91,542		91,122		93,166
Buildings and storage facilities	370,453		368,577		377,946
Machinery and equipment	949,142		936,476		921,190
Construction in progress	31,237		20,676		19,723
	1,481,004		1,456,013		1,451,392
Less: accumulated depreciation	717,561		669,984		627,829
Property, plant and equipment, net	$	763,443	$	786,029	$	823,563