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Schedule II - Valuation and Qualifying Accounts
12 Months Ended
Dec. 31, 2012
Schedule of Valuation and Qualifying Accounts Disclosure [Text Block]
Schedule II – Valuation and Qualifying Accounts

(in thousands)

         
Additions
             
Description
 
Balance at
Beginning
of Period
   
Charged to
Costs and
Expenses
   
Charged to
Other
Accounts
   
Deductions
   
Balance at
End of
Period
 
Year Ended December 31, 2010
                             
   Allowance for doubtful accounts
  $ 665     $ 3,031     $ -     $ (2,386 )   $ 1,310  
   Tax valuation reserve
  $ 605     $ (193 )   $ -     $ -     $ 412  
                                         
Year Ended December 31, 2011
                                       
   Allowance for doubtful accounts
  $ 1,310     $ 1,125     $ 213     $ (921 )   $ 1,727  
   Tax valuation reserve
  $ 412     $ -     $ -     $ (11 )   $ 401  
                                         
Year Ended December 31, 2012
                                       
   Allowance for doubtful accounts
  $ 1,727     $ 322     $ -     $ (452 )   $ 1,597  
   Tax valuation reserve
  $ 401     $ 799     $ -     $ -     $ 1,200