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Note 13 - Fair Value Measurement (Tables)
12 Months Ended
Dec. 31, 2015
Notes Tables  
Fair Value, by Balance Sheet Grouping [Table Text Block]
 
 
Carrying Value
 
 
Fair Value
 
                 
Notes Payable December 31, 2014
  $ 112,135     $ 120,580  
                 
Notes Payable December 31, 2015
  $ 100,052     $ 102,076