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Basis of Presentation and Summary Accounting Policies (Tables)
6 Months Ended
Jun. 30, 2013
Components of Inventory

The components of inventory are as follows:

 

     June 30,
2013
     December 31,
2012
 
     (in thousands)  

Finished goods

   $ 107,354      $ 101,021   

Work in process

     2,550        2,046   

Raw materials

     2,650        1,517   
  

 

 

    

 

 

 

Total

   $ 112,554      $ 104,584