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Inventories
9 Months Ended
Sep. 30, 2012
Inventories [Abstract]  
INVENTORIES
4. INVENTORIES

Inventories, at LIFO (last-in, first-out) value, consist of the following (in thousands):

 

                 
    September 30,
2012
    December 31,
2011
 

Finished goods

  $ 16,137     $ 29,980  

Raw materials

    19,275       27,134  
   

 

 

   

 

 

 

Total FIFO inventories

    35,412       57,114  

Reserve to adjust inventories to LIFO value

    (26,811     (28,218
   

 

 

   

 

 

 

Total LIFO inventories

  $ 8,601     $ 28,896  
   

 

 

   

 

 

 

Due to the liquidation of certain inventories, a portion of the Company’s cost of sales is based on prior year costs rather than current year costs. As a result, the Company recognized benefits of $0.5 million and $1.4 million during the three and nine months ended September 30, 2012, respectively.

An actual valuation of inventory under the LIFO method can be made only at the end of each year based on the inventory levels and costs at that time. Accordingly, interim LIFO calculations are based on management’s estimates of expected year-end inventory levels and costs. Since inventory levels and costs are subject to factors beyond management’s control, interim results are subject to the final year-end LIFO inventory valuation.