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Inventories
12 Months Ended
Dec. 31, 2011
Inventories [Abstract]  
Inventories

Note 3—Inventories

 

     December 31  

(In thousands)

   2011      2010  

Finished products

   $ 65,687       $ 71,743   

Work in process

     17,000         16,494   

Raw materials and supplies

     58,788         62,344   
  

 

 

    

 

 

 

Total inventories

     141,475         150,581   

Excess of FIFO costs over LIFO costs

     47,368         45,820   
  

 

 

    

 

 

 

Total FIFO inventories

     188,843         196,401   
  

 

 

    

 

 

 

Inventories stated on the LIFO basis represent 18% and 22% of total inventories at December 31, 2011 and 2010, respectively.

Reductions in certain inventory quantities during the years ended December 31, 2011 and 2010 resulted in liquidations of LIFO inventories carried at lower costs prevailing in prior years. The effect of LIFO liquidations during 2011 reduced cost of sales by $0.5 million and increased net income by $0.3 million. The effect of LIFO liquidations during 2010 was not significant.