Property, Plant and Equipment (Tables)

12 Months Ended

Dec. 31, 2018

Property, Plant and Equipment [Abstract]

Summary of Property, Plant and Equipment Assets

Property, plant and equipment is comprised of the following:

	As of December 31,
	2018			2017
Land	$	1,136		$	1,130
Buildings and improvements	70,522			64,201
Machinery and equipment	231,619			223,650
Less: Accumulated depreciation	(203,876		)	(200,734		)
Property, plant and equipment, net	$	99,401		$	88,247

Summary of Depreciation Expense

Depreciation expense recorded in the Consolidated Statements of Earnings includes the following:

	For the Years Ended
	2018		2017		2016
Depreciation expense	$	15,697	$	14,071	$	13,177