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Receivables
12 Months Ended
Dec. 31, 2011
Receivables [Abstract]  
Receivables
Note 2. Receivables

   
2011
  
2010
 
        
Receivable officer
 E --  E 13 
Receivable other
  61   261 
          
    61   274 
Allowance for doubtful accounts
  --   (174)
          
   E 61  E100