Annual report pursuant to Section 13 and 15(d)

STOCK OPTIONS - SUMMARY OF NON-VESTED STOCK OPTION (Details)

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STOCK OPTIONS - SUMMARY OF NON-VESTED STOCK OPTION (Details) - $ / shares
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Share-based Payment Arrangement [Abstract]    
Shares Non-vested , Beginning balance 4,337,294 5,409,272
Shares, Granted 7,373,800 4,536,600
Shares, Vested (2,241,925) (2,720,493)
Shares, Forfeited (3,154,064) (2,888,085)
Shares Outstanding, Ending balance 6,315,105 4,337,294
Weighted Average Fair Value Non Vested, Beginning Balance $ 4.14 $ 5.21
Weighted average grant-date fair value, options granted 1.91 3.53
Weighted Average Fair Value, Vested 4.02 5.34
Weighted Average Fair Value, Forfeited 2.80 4.11
Weighted Average Fair Value Non Vested, Ending Balance $ 2.26 $ 4.14