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STOCK BASED COMPENSATION (Summary of Stock Option and Warrant Outstanding) (Details) - Non Qualified Stock Options And Warrants [Member] - $ / shares
9 Months Ended 12 Months Ended
Sep. 30, 2019
Dec. 31, 2018
Dec. 31, 2017
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]      
Exercise Prices (Lower Limit) $ 0.57 $ 0.57 $ 0.57
Exercise Prices (Upper Limit) 1.69 1.69 $ 1.69
$0.57 - $1.69 [Member]      
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]      
Exercise Prices (Lower Limit) 0.57 0.57  
Exercise Prices (Upper Limit) $ 1.69 $ 1.69  
Number Outstanding Currently Exercisable 15,190,336 18,504,240  
Weighted Average Remaining Contractual Life 3 years 11 months 1 day 3 years 6 months 10 days  
Exercise Price $ 0.85 $ 0.90