Quarterly report pursuant to Section 13 or 15(d)

MEZZANINE EQUITY (Details)

v3.22.2.2
MEZZANINE EQUITY (Details)
$ / shares in Units, $ in Thousands
 1 Months Ended 9 Months Ended 12 Months Ended
Mar. 31, 2021
USD ($)
$ / shares
shares
Sep. 30, 2021
USD ($)
Dec. 31, 2020
USD ($)
owner
$ / shares
shares
Sep. 30, 2022
USD ($)
$ / shares
shares
Apr. 30, 2022
shares
Temporary Equity [Line Items]          
Number of unaffiliated investors | owner     2    
Debt instrument, face amount       $ 8,800  
Number of warrants per unit (in shares) | shares 2.5        
Aggregate number of common stock (in shares) | shares       23,951,571 750,000
Exercise price of warrants (in dollars per share) | $ / shares $ 1.087     $ 0.85  
Value of warrants issued $ 9,500        
Equity issuance costs 400 $ 387      
Proceeds received from sale of equity 23,000        
Proceeds used to fund construction and upgrades of owned and managed facilities 7,300        
Proceeds used to pay down debt and related interest $ 15,700        
Hadron Healthcare          
Temporary Equity [Line Items]          
Term of warrants (in years) 4 years        
Series B Convertible Preferred Stock          
Temporary Equity [Line Items]          
Share price (in dollars per share) | $ / shares     $ 3.00    
Term of option to convert (in years)     6 years    
Conversion price of preferred stock (in dollars per share) | $ / shares     $ 3.00    
Threshold VWAP, in excess of (in dollars per share) | $ / shares     $ 4.00    
Number of consecutive trading days     20 days    
Number of consecutive trading dates after anniversary     60 days    
VWAP threshold, less than or equal to (in dollars per share) | $ / shares     $ 0.50    
Conversion price after anniversary (in dollars per share) | $ / shares     1.00    
VWAP threshold, greater than (in dollars per share) | $ / shares     $ 0.50    
Series B Convertible Preferred Stock | Exchange Agreement | Two Unaffiliated Institutional Shareholders          
Temporary Equity [Line Items]          
Debt instrument, face amount     $ 4,400    
Number of shares converted (in shares) | shares     4,908,333    
Series C Convertible Preferred Stock | Hadron Healthcare          
Temporary Equity [Line Items]          
Shares issued per unit (in shares) | shares 1        
Shares issued (in shares) | shares 6,216,216        
Series C Convertible Preferred Stock | Securities Purchase Agreement | Maximum | Hadron Facility | Convertible Debt          
Temporary Equity [Line Items]          
Debt instrument, face amount $ 46,000        
Common stock          
Temporary Equity [Line Items]          
Shares issued on conversion of preferred stock (per share) | shares 5        
Common stock | Maximum          
Temporary Equity [Line Items]          
Aggregate number of common stock (in shares) | shares 15,540,540        
Units Consisting of Convertible Debt and Warrants | Securities Purchase Agreement          
Temporary Equity [Line Items]          
Value of shares purchased $ 23,000        
Units | Securities Purchase Agreement          
Temporary Equity [Line Items]          
Price per unit (in dollars per unit) | $ / shares $ 3.70