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Inventories
3 Months Ended
Mar. 31, 2012
Inventories [Abstract]  
Inventories

3.    Inventories

The Corporation’s inventories at March 31, 2012 and December 31, 2011 were:

 

 

                 
    March 31,
2012
    December 31,
2011
 

(In thousands)

               

Finished goods

  $ 115,713     $ 109,345  

Work-in-process

    37,543       29,470  

Raw materials

    113,572       97,594  
   

 

 

   

 

 

 

Total inventories

  $ 266,828     $ 236,409