STOCKHOLDERS' EQUITY - Summary of options issued and outstanding (Details) - USD ($)
46 Months Ended
Jan. 27, 2017
Jan. 02, 2017
Oct. 02, 2016
Sep. 16, 2016
Jan. 02, 2016
May 22, 2014
Mar. 31, 2018
Options issued and outstanding              
Number outstanding 200,000 30,000 7,500 10,000 90,000 1,875,000  
Number exercisable 200,000 7,500 10,000 90,000 1,875,000  
Exercise price $ 2.00 $ 2.00 $ 1.00 $ 1.00 $ 0.33 $ 0.13  
Weighted average remaining contractual life 3 years 9 months 29 days 9 months 4 days 1 year 9 months 1 year 9 months 1 year 9 months 1 year 1 month 21 days  
Expiration date Jan. 26, 2022 Jan. 01, 2019 Dec. 31, 2019 Dec. 31, 2019 Dec. 31, 2019 May 20, 2019  
Proceeds to Company if exercised $ 400,000 $ 60,000 $ 7,500 $ 10,000 $ 30,000 $ 250,000 $ 782,500
Options issued and outstanding (2)              
Number outstanding         75,000    
Number exercisable         75,000    
Exercise price         $ 0.33    
Weighted average remaining contractual life         1 year 9 months    
Expiration date         Dec. 31, 2019    
Proceeds to Company if exercised         $ 25,000