SHARE-BASED COMPENSATION, STOCK OPTIONS, AND RESTRICTED SECURITIES, RESTRICTED STOCK (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Share-based compensation
Stock-based compensation (in dollars)	$ 215	$ 268
RSU
Number of Grants
Unvested balance at	7,086	343
Granted (in shares)		6,886
Vested/Released (in shares)	(100)	(143)
Forfeiture of restricted stock	(584)
Unvested balance at	6,402	7,086
Weighted-Average Grant Date Fair Value
Unvested balance at (in dollars per share)	$ 33.78	$ 693.17
Granted (in dollars per share)		15.59
Vested/Released (in dollars per share)	660.00	734.70
Forfeited (in dollars per share)	15.60
Unvested balance at (in dollars per share)	$ 25.67	$ 33.78
Share-based compensation
Stock-based compensation (in dollars)	$ 98	$ 103
Unrecognized compensation
Total unrecognized compensation expense	$ 120
Period for unrecognized compensation expense is estimated to be recognized	1 year 3 months 26 days