Property, Plant and Equipment

6 Months Ended

Jun. 30, 2018

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment Disclosure

7. Property, Plant and Equipment, net

	June 30, 2018			December 31, 2017
Land	$	54,032		$	54,918
Buildings and improvements	520,396			517,049
Machinery, equipment and other	1,527,842			1,472,852
Property, plant and equipment, gross	2,102,270			2,044,819
Total accumulated depreciation	(1,297,261		)	(1,256,879		)
Property, plant and equipment, net	$	805,009		$	787,940

Depreciation expense totaled $32,947 and $32,564 for the three months ended June 30, 2018 and 2017, respectively. For the six months ended June 30, 2018 and 2017, depreciation expense was $65,111 and $64,149, respectively.