Property, Plant and Equipment (Tables)

3 Months Ended

Mar. 31, 2020

Property, Plant and Equipment [Abstract]

Summary of Property, Plant and Equipment

Property, plant and equipment is comprised of the following:

	As of
	March 31,			December 31,
	2020			2019
Land and land improvements	$	1,095		$	1,095
Buildings and improvements	68,175			68,350
Machinery and equipment	225,258			224,312
Less: Accumulated depreciation	(192,773		)	(188,719		)
Property, plant and equipment, net	$	101,755		$	105,038
Depreciation expense for the three months ended March 31, 2020				$	4,237
Depreciation expense for the three months ended March 31, 2019				$	4,234