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STOCK BASED COMPENSATION (Summary of Stock Option and Warrant Outstanding) (Details) - Non Qualified Stock Options And Warrants [Member]
6 Months Ended
Jun. 30, 2021
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Exercise Prices (Lower Limit) $ 0.51
Exercise Prices (Upper Limit) 1.69
Exercise Price Range One [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Exercise Prices (Lower Limit) 0.51
Exercise Prices (Upper Limit) $ 1.69
Number Outstanding Currently Exercisable | shares 9,002,292
Weighted Average Remaining Contractual Life 5 years 14 days
Weighted Average Exercise Price of Options and Warrants Currently Exercisable $ 0.86