Quarterly report pursuant to Section 13 or 15(d)

STOCK-BASED COMPENSATION (Details 3)

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STOCK-BASED COMPENSATION (Details 3) - USD ($)
 3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Stock-Based Compensation Expense $ 284,000 $ 1,065,000 $ 1,244,000 $ 2,686,000
Stock Options [Member]        
Stock-Based Compensation Expense $ 294,000 $ 954,000 $ 1,238,000 $ 2,236,000
Number of Shares or Options Granted 9,650,000 3,520,000 9,650,000 4,000,818
Employees (Common Stock) [Member]        
Stock-Based Compensation Expense $ 57,000 $ 75,000 $ 58,000 $ 390,000
Number of Shares or Options Granted 826,429 87,798 3,179,544 473,334
Directors (Common Stock) [Member]        
Stock-Based Compensation Expense $ (100,000) $ 0 $ (100,000) $ 0
Number of Shares or Options Granted (173,610) 0 (173,610) 0
Non-Employee Consultants (Common Stock) [Member]        
Stock-Based Compensation Expense $ 33,000 $ 36,000 $ 48,000 $ 60,000
Number of Shares or Options Granted 250,000 40,000 1,075,000 66,376