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Schedule II - Valuation and Qualifying Accounts (Tables)
12 Months Ended
Dec. 31, 2015
Notes Tables  
Summary of Valuation Allowance [Table Text Block]
   
2015
   
2014
   
2013
 
Balance at January 1
  $ 25,000     $ 25,000     $ 25,000  
                         
(Deductions from)/charges to costs and expenses
    50,000       -       -  
Deductions from reserves
                       
       -        -        -  
Balance at December 31,
  $ 75,000     $ 25,000     $ 25,000