Annual report pursuant to Section 13 and 15(d)

NOTES PAYABLE (Details 4)

v3.21.1
NOTES PAYABLE (Details 4) - Conversion Feature Liabilities [Member] - Amended and Restated 10% Senior Secured Debentures [Member] - Other Current Liabilities [Member] - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Debt Instrument [Line Items]    
Balance, beginning of period $ 1  
Fair value at issuance date   $ 132
Fair value at modification date 118  
Change in fair value (112) (131)
Balance, end of period $ 7 $ 1