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Subsequent Events (Additional Information (Details) - USD ($)
$ in Thousands
 6 Months Ended
Jul. 05, 2023
Feb. 08, 2023
Jan. 08, 2023
Jun. 30, 2023
Jan. 17, 2023
Jan. 12, 2023
Dec. 31, 2022
Dec. 31, 2021
Subsequent Event [Line Items]                
Common stock, shares issued       148,699,982     141,348,856 132,858,484
Common Stock, Value, Issued       $ 15     $ 14 $ 13
B. Riley Purchase Agreement [Member]                
Subsequent Event [Line Items]                
Common stock, shares issued       250,000        
Common stock sold       127,241        
Proceeds from sale of common stock       $ 1,000        
A&R Yorkville Purchase Agreement                
Subsequent Event [Line Items]                
Common stock, shares issued       632,431        
Common stock sold       2,167,604        
Proceeds from sale of common stock       $ 15,100        
Subsequent Event [Member]                
Subsequent Event [Line Items]                
Debt interest rate 2.00%              
Debt Instrument, Interest Rate During Period 12.00%              
Debt instrument, description The Junior DIP Facility matures on the earliest of: (i) September 30, 2023; (ii) the effective date of any Chapter 11 plan of reorganization with respect to the Debtors; (iii) the consummation of any sale or other disposition of all or substantially all of the assets of the Debtors; (iv) the date of the acceleration of the DIP Loans and the termination of the DIP Commitments (as defined in the Junior DIP Term Sheet) in accordance with the DIP Documents (as defined in the Junior DIP Term Sheet); and (v) dismissal of the Chapter 11 Cases or conversion of the Chapter 11 Cases into cases under Chapter 7 of the Bankruptcy Code.              
Subsequent Event [Member] | Scintilla Pharmaceuticals                
Subsequent Event [Line Items]                
Debt principal amount $ 20,000              
Debt interest rate 1.00%              
Subsequent Event [Member] | Inducement Plan [Member]                
Subsequent Event [Line Items]                
Number of shares available for grant         1,400,000      
Subsequent Event [Member] | Purchase Agreement [Member]                
Subsequent Event [Line Items]                
Common stock, shares issued           250,000    
Common Stock, Value, Issued     $ 500,000          
Subsequent Event [Member] | B. Riley Purchase Agreement [Member]                
Subsequent Event [Line Items]                
Common stock sold     127,241          
Proceeds from sale of common stock     $ 1,000          
Subsequent Event [Member] | A&R Yorkville Purchase Agreement                
Subsequent Event [Line Items]                
Common stock sold   85,000            
Proceeds from sale of common stock   $ 600