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Note D - Concentration of Risk (Tables)
12 Months Ended
Dec. 31, 2015
Notes Tables  
Schedule of Revenue by Major Customers by Reporting Segments [Table Text Block]
 
 
Years Ended December 31,
 
 
 
2015
 
 
2014
 
                 
Customer A
    37
%
    *  
Customer B
    *       11
%
Customer C
    *       10
%
Customer D
    *       44
%
Schedules of Concentration of Risk, by Risk Factor [Table Text Block]
 
 
As of December 31,
 
 
 
2015
 
 
2014
 
                 
Customer A
    62
%
    -  
Customer B
    14
%
    -  
Customer C
    11
%
    *  
Customer D
    -       62
%