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Debt (Tables)
9 Months Ended
Sep. 30, 2021
Debt Disclosure [Abstract]  
Schedule of Short-term Debt
Debt as of September 30, 2021 and December 31, 2020 consisted of the following (in thousands):
Short-Term DebtMaturitySeptember 30, 2021December 31, 2020
March 2020 10% Note
3/18/2022$3,251 5,655 
Unamortized Debt discount — (254)
Total Short-Term Debt$3,251 $5,401