Property, Plant and Equipment (Tables)

6 Months Ended

Jun. 30, 2015

Property, Plant and Equipment [Abstract]

Summary of Property, Plant and Equipment

Property, plant and equipment as of June 30, 2015 and December 31, 2014 comprise the following:

	June 30, 2015			December 31, 2014
Buildings and related structures	$	69,589		$	70,552
Machinery and equipment		264,669			269,031
Vehicles and others		24,782			24,812
		359,040			364,395
Less: accumulated depreciation		(167,031	)		(157,341	)
Land		16,342			16,712
Property, plant and equipment, net	$	208,351		$	223,766