XML 45 R32.htm IDEA: XBRL DOCUMENT v2.4.0.6
Inventories (Tables)
 12 Months Ended
Dec. 31, 2011
Inventories [Abstract]  
Inventories
Inventories as of December 31, consisted of the following:

   
2011
  
2010
 
Inventories carried at LIFO:
      
Finished goods
 $32,648  $31,355 
Raw materials, production parts and work-in-process
  16,611   15,414 
LIFO reserve
  (27,926)  (26,462)
Total LIFO inventories
  21,333   20,307 
          
Inventories carried at FIFO:
        
Finished goods
  31,912   23,770 
Raw materials, production parts and work-in-process
  12,667   17,669 
Total FIFO inventories
  44,579   41,439 
Total Inventories
 $65,912  $61,746