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Debt (Details Narrative) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Mar. 02, 2021
Jan. 30, 2021
Jan. 05, 2021
Apr. 08, 2020
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Dec. 31, 2020
Aug. 06, 2020
Apr. 30, 2020
Short-term Debt [Line Items]                      
Repayment of convertible debt             $ 14,816      
Face value principal amount                 $ 12,817    
Debt instrument forgiveness         300      
April 2020 Senior Convertible Note [Member]                      
Short-term Debt [Line Items]                      
Repayment of convertible debt $ 14,466 $ 350                  
Face value principal amount                     $ 4,111
Debt extinguishment loss             2,955        
August 2020 Senior Secured Convertible Note [Member]                      
Short-term Debt [Line Items]                      
Non-installment payments           $ 81 52 135      
August 06, 2020 Senior Secured Convertible Note [Member]                      
Short-term Debt [Line Items]                      
Face value principal amount                   $ 7,750  
Non-installment payments             $ 102 $ 93      
Securities Purchase Agreement [Member] | November 2019 Senior Convertible Notes [Member]                      
Short-term Debt [Line Items]                      
Repayment of convertible debt     $ 956                
Periodic payment interest     $ 7                
Debt conversion share issued     667,668                
Number of shares issued of common stock, amount     $ 1,723                
Paycheck Protection Program [Member] | JP Morgan Chase, N.A [Member]                      
Short-term Debt [Line Items]                      
Proceeds from loan       $ 300