Property, Plant and Equipment (Tables)

12 Months Ended

Dec. 31, 2018

Property, Plant and Equipment [Abstract]

Summary of Property, Plant and Equipment

Property, plant and equipment are comprised of the following amounts:

	As of December 31,
	2018		2017
Land and buildings	$	69,455	$	54,833
Machinery and equipment	401,729		302,470
Construction in progress	35,122		14,346
Total	506,306		371,649
Less—accumulated depreciation	145,278		112,369
Property, plant and equipment, net	$	361,028	$	259,280