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Debt (Details) - Schedule of debt consists - USD ($)
$ in Thousands
9 Months Ended 12 Months Ended
Sep. 30, 2021
Dec. 31, 2020
Schedule of debt consists [Abstract]    
Senior secured loan, principal $ 85,987 $ 63,964
Senior secured loan, paid-in-kind interest 4,231 3,554
Less unamortized discount and debt issuance costs (8,026) (8,647)
Total Senior secured loan $ 82,192 $ 58,871