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Property, Plant and Equipment, Net (Tables)
6 Months Ended
Jun. 30, 2011
Property, Plant and Equipment [Abstract]  
Property, plant and equipment, net
   
June 30, 2011
  
December 31, 2010
 
Land
 $57,075  $50,760 
Buildings and improvements
  601,808   567,941 
Machinery, equipment and other
  2,050,082   1,921,509 
    2,708,965   2,540,210 
Accumulated depreciation
  (1,772,168)  (1,693,021)
Total
 $936,797  $847,189