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Note M - Commitments and Contingencies (Tables)
12 Months Ended
Dec. 31, 2017
Notes Tables  
Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]
Years ending December 31,
 
 
 
 
201
8
   
148,862
 
2019
   
45,033
 
20
20
   
31,898
 
    $
225,793