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Inventories
3 Months Ended
Mar. 31, 2015
Inventories [Abstract]  
Inventories, Net
Note 5.     Inventories

Inventories, which are stated at the lower of cost (determined by means of the first-in, first-out method) or market, consist of the following:

     
  
March 31,
2015
  
December 31,
2014
 
  
(In thousands)
 
     
Finished goods                                                                                                          
 
$
189,976
  
$
185,655
 
Work in process                                                                                                     
  
5,321
   
4,722
 
Raw materials                                                                                                          
  
88,404
   
87,674
 
Total inventories                                                                                                         
 
$
283,701
  
$
278,051