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Note 11 - Disclosures about Fair Value of Financial Instruments
12 Months Ended
Dec. 31, 2015
Notes to Financial Statements  
Fair Value Disclosures [Text Block]
Note 11.     Disclosures about Fair Value of Financial Instruments
 
The following methods and assumptions were used to estimate the fair value of each class of financial instruments for which it was practical to estimate that value:
 
Class
Methods and/or Assumptions
   
Cash and cash equivalents:
Carrying value approximates fair value due to its readily convertible characteristic.
   
Certificate of Deposit:
Held until maturity and recorded at amortized cost which approximates fair value.
 
The estimated fair value of the Company's financial instruments at December 31, 2015 and 2014 are as follows.
 
(Presented in thousands)
         
2015
   
2014
 
   
Level
   
Carrying
Value
   
Fair
Value
   
Carrying
Value
   
Fair
Value
 
Financial Assets:
                                       
Cash and cash equivalents
    1     $ 2,767     $ 2,767     $ 5,226     $ 5,226  
Certificate of deposit – short term
    1       3,324       3,324       1,680       1,680  
Certificate of deposit – long term
    1       1,200       1,200       240       240  
            $ 7,291     $ 7,291     $ 7,146     $ 7,146