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Note 13 - Disclosures About Fair Value of Financial Instruments (Tables)
12 Months Ended
Dec. 31, 2012
Fair Value, by Balance Sheet Grouping [Table Text Block]
(Presented in thousands)
 
2012
   
2011
 
   
Carrying
Value
   
Fair Value
   
Carrying
Value
   
Fair Value
 
Financial Assets:
                       
Cash and cash equivalents
  $ 5,832     $ 5,832     $ 4,125     $ 4,125  
Certificate of deposit – short term
    741       741       496       496  
Securities available-for-sale
    --       --       --       --  
Certificate of deposit – Long term
    --       --       480       480  
    $ 6,573     $ 6,573     $ 5,101     $ 5,101