Property, Plant and Equipment (Tables)

12 Months Ended

Dec. 31, 2017

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment

Property, plant, and equipment at December 31, 2017 and 2016 consist of the following:

	2017		2016
Land	$	14,869	$	14,826
Improvements to land and leaseholds	17,415		17,408
Buildings	34,929		33,910
Machinery and equipment, including equipment under capitalized leases	120,806		118,060
Construction in progress	1,057		1,291
	189,076		185,495
Less: accumulated depreciation and amortization, including accumulated amortization of capitalized leases	92,980		81,522
	$	96,096	$	103,973