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Fair Value of Financial Assets and Liabilities - Changes in Embedded Derivative Liability (Details) - Revenue Interest Financing Agreement
$ in Thousands
3 Months Ended
Mar. 31, 2023
USD ($)
Fair value of embedded derivative liability  
Fair value of embedded derivative liability, beginning balance $ 1,340
Change in fair value of embedded derivative (50)
Fair value of embedded derivative liability, ending balance $ 1,290