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Accounts Receivable, net
12 Months Ended
Dec. 31, 2012
Accounts Receivable, net  
Accounts Receivable, net

Note 5.  Accounts Receivable, net

        The components of accounts receivable are as follows:

 
  December 31,  
 
  2012   2011  
 
  (in thousands)
 

Trade receivables

  $ 25,148   $ 35,482  

Allowance for doubtful accounts

    (305 )   (411 )
           

 

  $ 24,843   $ 35,071