Property, Plant and Equipment (Tables)

12 Months Ended

Dec. 31, 2013

Text Block [Abstract]

Summary of Property, Plant and Equipment

Details of the Company's property, plant and equipment at December 31 are as follows:

	2013			2012
Land	$	81,905		$	78,520
Timber resources	40,260			39,787
Buildings	467,386			467,888
Machinery and equipment	2,725,435			2,567,403
Construction in progress	90,770			142,689
	3,405,756			3,296,287
Accumulated depreciation and depletion	(2,383,836		)	(2,261,381		)
Property, plant and equipment, net	$	1,021,920		$	1,034,906