Annual report pursuant to Section 13 and 15(d)

SUMMARY OF RESTRICTED STOCK ACTIVITY (Details)

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SUMMARY OF RESTRICTED STOCK ACTIVITY (Details) - 2015 Equity Incentive Plan [Member] - $ / shares
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Restricted common stock awards, Vested (1,300,000) 0
Restricted Stock [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Ending balance, Restricted common stock awards, Outstanding awards 354,625
Ending balance, Weighted-average grant date fair value, Outstanding awards $ 3.14
Restricted common stock awards, Granted 5,290,312 376,625
Weighted-average grant date fair value, Granted $ 1.75 $ 3.14
Restricted common stock awards, Vested (817,054)
Weighted-average grant date fair value, Vested $ 2.26
Restricted common stock awards (1,875,384) (22,000)
Weighted-average grant date fair value, Forfeited $ 1.75 $ 3.14
Ending balance, Restricted common stock awards, Outstanding awards 2,952,499 354,625
Ending balance, Weighted-average grant date fair value, Outstanding awards $ 1.78 $ 3.14