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Licensing Agreements (Details Narrative) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2018
Jun. 30, 2017
Royalty payment on behalf of sub-licensee, percentage 2.50%   2.50%  
Revenues
Licensing Agreements [Member]        
Royalty payment, percentage 2.50%   2.50%  
Up-front sub-license fees, percentage 10.00%   10.00%  
Interest on amounts owed under license agreement, rate 3.00%   3.00%