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DEBT - Narrative (Details)
3 Months Ended 12 Months Ended
Aug. 22, 2022
USD ($)
$ / shares
Rate
Dec. 31, 2022
USD ($)
Dec. 31, 2022
USD ($)
Dec. 31, 2021
USD ($)
May 20, 2020
USD ($)
series
Debt Instrument [Line Items]          
Plus: derivative liability for embedded conversion feature   $ 252,000 $ 252,000 $ 0  
Gain on extinguishment of debt     1,046,000 0  
Long-term debt   70,470,000 70,470,000 73,493,000  
LongTerm Debt Current          
Debt Instrument [Line Items]          
Long-term debt   500,000 500,000 2,600,000  
Long-Term Debt          
Debt Instrument [Line Items]          
Long-term debt       100,000  
Recurring          
Debt Instrument [Line Items]          
Plus: derivative liability for embedded conversion feature   252,000 252,000    
Recurring | Level 3          
Debt Instrument [Line Items]          
Plus: derivative liability for embedded conversion feature   $ 252,000 $ 252,000    
6.5% Senior Convertible Notes due 2027 | Convertible debt          
Debt Instrument [Line Items]          
Interest rate (as a percent) 6.50% 6.50% 6.50%    
Par value of debt $ 60,000,000        
Additional purchase capacity $ 10,000,000        
Number of days to cover over allotment (in days) 13 days        
Conversion rate of common stock 0.2442003        
Conversion price (in dollars per share) | $ / shares $ 4.09        
Debt issuance costs, net $ 4,000,000 $ 200,000 $ 200,000    
Effective interest rate (as a percent) | Rate 7.80%        
Plus: derivative liability for embedded conversion feature   252,000 252,000    
Derivative, fair value   300,000 300,000    
Long-term debt   $ 70,000,000 $ 70,000,000 0  
13.0% Senior Secured Notes due 2024 | Senior Notes          
Debt Instrument [Line Items]          
Interest rate (as a percent)   13.00% 13.00%   13.00%
Par value of debt         $ 95,000,000
Number of series | series         2
Prepayment of principal   $ 59,000,000      
Repayment of debt, interest   3,000,000      
Long-term debt   0 $ 0 70,750,000  
Senior Secured Notes Due 2024, Series A-1 | Senior Notes          
Debt Instrument [Line Items]          
Par value of debt         $ 50,000,000
Senior Secured Notes Due 2024, Series A-2 | Senior Notes          
Debt Instrument [Line Items]          
Par value of debt         $ 45,000,000
Royalty Rights obligation          
Debt Instrument [Line Items]          
Long-term debt   $ 470,000 $ 470,000 $ 2,743,000  
Royalty Rights obligation | Senior Notes          
Debt Instrument [Line Items]          
Royalty payments, percentage of revenue (as a percent)     1.50%