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Inventories (Tables)
 9 Months Ended
Sep. 30, 2012
Schedule of Inventories

Inventories as of September 30, 2012 and December 31, 2011 consisted of the following:

 

     September 30,
2012		     December 31,
2011		  

Raw materials, including parts and subassemblies

    $ 248,103      $ 202,542   

Work-in-process

      57,591        57,264   

Finished goods

      67,410        67,748   
  

 

 

    

 

 

  
     373,104        327,554   

Excess of FIFO costs over LIFO costs

      (19,733 )      (15,875 ) 
  

 

 

    

 

 

  

Inventories, net

    $ 353,371      $ 311,679