Quarterly report pursuant to Section 13 or 15(d)

Debt - Schedule of Debt (Details)

v3.23.3
Debt - Schedule of Debt (Details) - USD ($)
$ in Thousands
Sep. 30, 2023
Dec. 31, 2022
Debt    
Long-term debt - current portion $ 290 $ 564
3.75% Small Business Administration installment loan due May 2050    
Debt    
Interest rate per annum 3.75%  
Director and officer (D&O) insurance policy promissory note 1    
Debt    
Interest rate per annum 6.85% 6.00%
Notes Payable    
Debt    
Long term debt $ 3,741 $ 693
Long-term debt - current portion 290 564
Long-term debt, net of current portion 3,451 129
Notes Payable | 3.75% Small Business Administration installment loan due May 2050    
Debt    
Long term debt 127 151
Notes Payable | Director and officer (D&O) insurance policy promissory note 1    
Debt    
Long term debt 268 246
Notes Payable | Executive and officer (E&O) insurance policy promissory note    
Debt    
Long term debt 0 296
Convertible Note Payable    
Debt    
Unamortized costs 154  
Long term debt $ 3,346 $ 0