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Supplemental Cash Flow Information
6 Months Ended
Jun. 30, 2011
Supplemental Cash Flow Information [Abstract]  
Cash Flow, Supplemental Disclosures [Text Block]
Note 17.  Supplemental Cash Flow Information
 
Supplemental cash flow information follows:
 
(in thousands)
 
Six Months Ended
June 30,
 
    2011     2010  
             
Cash paid for interest
  $ 101     $ 268  
                 
Cash paid for income taxes
  $ 125     $ 77