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Equity (Tables)
9 Months Ended
Sep. 30, 2023
Equity [Abstract]  
Schedule of Equity-Classified Warrants Outstanding As of September 30, 2023, the Company had the following equity-classified warrants outstanding (share amounts in thousands):
Warrant Type  Number of Shares   Exercise Price   Expiration 
Balance as of December 31, 2022  1,284         
Warrants expired   (33)  $47.00    January 2023  
Balance as of March 31, 2023   1,251           
Pre-funded warrants issued   3,464   $0.01     
Pre-funded warrants exercised   (2,117)  $0.01     
Balance as of June 30, 2023   2,598           
Pre-funded warrants exercised   (2,497)  $0.01     
Balance as of September 30, 2023   101           
Warrant [Member]  
Equity [Abstract]  
Schedule of Equity-Classified Warrants Outstanding As of December 31, 2022, the Company had the following equity-classified warrants outstanding (share amounts in thousands):
Warrant Type  Number of Shares   Exercise Price   Expiration 
Common stock   33   $47.00    January 2023 
Common stock   101   $2.40    October 2023  
Common stock   1,150   $0.01     
    1,284