XML 33 R20.htm IDEA: XBRL DOCUMENT v3.3.1.900
Schedule II - Valuation and Qualifying Accounts
12 Months Ended
Dec. 31, 2015
Notes to Financial Statements  
Schedule of Valuation and Qualifying Accounts Disclosure [Text Block]
Schedule II - Valuation and Qualifying Accounts
Allowance for Doubtful Accounts
(Deducted from Accounts Receivable)
 
   
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