NET LOSS PER COMMON SHARE (Details) - shares	6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
Anti-dilutive
Total potentially dilutive securities (in shares)	14,448,712	4,756,557
Warrants.
Anti-dilutive
Total potentially dilutive securities (in shares)	14,078,338	4,745,334
Stock Options
Anti-dilutive
Total potentially dilutive securities (in shares)	364,022	4,187
Unvested RSUs
Anti-dilutive
Total potentially dilutive securities (in shares)	50	150
Unvested RSAs
Anti-dilutive
Total potentially dilutive securities (in shares)	6,302	6,886