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Fair Value of Financial Instruments (Tables)
 12 Months Ended
Dec. 31, 2022
Fair Value of Financial Instruments [Abstract]  
Liabilities Measured at Fair Value

There were no liabilities measured at fair value as of December 31, 2021. The following tables summarize the liabilities that are measured at fair value as of December 31, 2022 (in thousands):

 
  
As of December 31, 2022
  
Description
  
Level 1
    
Level 2
    
Level 3
  
Liabilities:
                  
Warrant liabilities - Q1-22 Common Warrants
  
$
-
    
$
-
    
$
331
  
Total
  
$
-
    
$
-
    
$
331
  
Changes in Warrant Liabilities

The Company remeasured the fair value of the Q1-22 Common Warrants as of December 31, 2022. The following table presents the changes in the warrant liabilities from the issuance date (in thousands):


  
Q1-22
Pre-Funded
Warrants
(Level 2)
    
Q1-22
Common
Warrants
(Level 3)
    
Total Warrant
Liabilities
  
Fair value at January 1, 2022
  
$
-
    
$
-
    
$
-
  
Fair value at March 9, 2022 (issuance date)
    
2,646
      
9,943
      
12,589
  
Change in fair value of warrant liabilities
    
(1,779
)
    
(9,612
)
    
(11,391
)
Exercise of Q1-22 Pre-Funded Warrants
    
(867
)
    
-
      
(867
)
Fair value at December 31, 2022
  
$
-
    
$
331
    
$
331