Quarterly report pursuant to Section 13 or 15(d)

Stock-based Compensation (Details Narrative)

v3.19.2
Stock-based Compensation (Details Narrative) - USD ($)
6 Months Ended 12 Months Ended
May 08, 2014
Jun. 30, 2019
Jun. 30, 2018
Dec. 31, 2018
Share-based payment award increase of shares offering date January 1, 2015      
Share-based payment award, percentage of outstanding stock maximum 4.00%     4.00%
Number of restricted stock awards granted   122,194 437,789  
General and administrative expense   $ 175,000 $ 342,000  
Stock Options [Member]        
Number of option vested and exercisable   10,869,582    
Option vested price per share   $ 1.16    
Option intrinsic value   $ 1,500,000    
Unrecognized share-based compensation   $ 4,300,000    
Share-based compensation weighted average period   2 years 9 months 18 days    
Stock options expire term   10 years    
Option vested period   3 years    
Employee [Member]        
Option vested period   4 years    
Stock option shares vesting percentage   25.00%    
Consultants [Member]        
Option vested period   4 years    
2013 Equity Compensation Plan [Member]        
Option granted description   Granted at prices not less than 100% of the fair value    
Option vested period, description   Three or four years.    
Option term   Current outstanding options generally vesting over three or four years. The term of the options is no longer than ten years.    
Number of common stock issued under plan   22,421,644