Property, Plant and Equipment

12 Months Ended

Dec. 31, 2019

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment

PROPERTY, PLANT AND EQUIPMENT

Property, plant and equipment consisted of the following:

(in thousands)	December 31, 2019			December 31, 2018
Land	$	13,498		$	13,607
Buildings and improvements	107,914			105,036
Software	15,323			14,553
Machinery, equipment and other	538,168			503,476
	674,903			636,672
Accumulated depreciation	(426,722		)	(392,344		)
Property, plant and equipment, net	$	248,181		$	244,328

Depreciation expense was $68.6 million, $72.6 million and $59.2 million for the years ended December 31, 2019, 2018, and 2017, respectively.