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Property, Plant and Equipment
12 Months Ended
Dec. 31, 2013
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment
Property, Plant and Equipment
 
Property, plant and equipment at December 31 consisted of:
 
 
 
2013
 
2012
Land
 
$
21,935

 
$
15,260

Buildings
 
154,938

 
127,117

Machinery and equipment
 
509,664

 
492,087

 
 
686,537

 
634,464

Less accumulated depreciation
 
(383,979
)
 
(401,367
)
 
 
$
302,558

 
$
233,097


 
Depreciation expense was $34,419, $34,218 and $36,772 during 2013, 2012 and 2011, respectively.