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Inventories (Tables)
12 Months Ended
Dec. 31, 2011
Inventories  
Schedule of carrying values of inventories

(in thousands)

 

 

 

December 31,

 

 

 

2011

 

2010

 

 

 

 

 

 

 

Raw materials

 

$

77,364

 

$

61,996

 

In-process products

 

21,357

 

18,364

 

Finished products

 

81,408

 

71,937

 

 

 

$

180,129

 

$

152,297