Annual report pursuant to Section 13 and 15(d)

DEBT - Series D Convertible Notes due March 2022 (Details)

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DEBT - Series D Convertible Notes due March 2022 (Details) - USD ($)
 3 Months Ended 12 Months Ended
Dec. 18, 2020
Mar. 31, 2019
Dec. 31, 2021
Dec. 31, 2020
Jul. 19, 2021
Dec. 17, 2020
Mar. 31, 2020
Debt Instrument [Line Items]              
Loans and borrowings     $ 25,095,000 $ 33,843,000      
Gain on extinguishment of debt     3,262,000 $ (2,360,000)      
Convertible notes due 2022 | Convertible notes              
Debt Instrument [Line Items]              
Debt instrument, face amount   $ 27,750,000          
Interest rate   8.00%         10.00%
Common stock shares, guaranteed and secured (in shares)   1,300,002          
Convertible, common shares, minimum   $ 1,000,000          
Convertible, conversion price (dollars per share) $ 30.62 $ 11       $ 11  
Share price, trigger event (dollars per share)   $ 13.54          
Initial public offering, volume period   10 days          
Convertible notes due 2022   $ 27,750,000          
Debt covenant, convertible debt, proceeds from financing transaction, triggering repayment (at least)         $ 10,000,000    
Debt covenant, convertible debt, long-term debt, principal outstanding percentage, triggering repayment         90.00%    
Gain on extinguishment of debt     $ 2,267,000        
Convertible notes due 2022 | Convertible notes | Series C Preferred Stock | Preferred Shares              
Debt Instrument [Line Items]              
Loans and borrowings   $ 30,258,000          
Convertible notes due 2022 | Convertible notes | Minimum              
Debt Instrument [Line Items]              
Share price, trigger event (dollars per share)   $ 13.54          
Convertible notes due 2022, amendment | Convertible notes              
Debt Instrument [Line Items]              
Interest rate 8.00%            
Quarterly interest, satisfaction of payment through issued of common stock, percentage 95.00%            
Quarterly interest, satisfaction of payment through issued of common stock, volume weighted average period (VWAP) 10 days            
Quarterly interest, satisfaction of payment through issued of common stock, volume weighted average. days before interest payment due 3 days            
Quarterly interest, satisfaction of payment through issued of common stock, multiplier 4            
Option, equity financing, issuance of equity securities, net proceeds $ 25,000,000            
Option, equity financing, pro rata share of total securities issued 25.00%            
Option not taken after equity financing, repayment period 5 days            
Convertible notes due 2022, amendment | Convertible notes | Maximum              
Debt Instrument [Line Items]              
Periodic payment, interest $ 2,000