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Leases (Tables)
 9 Months Ended
Sep. 30, 2021
Leases, Operating [Abstract]  
Schedule of operating and finance leases
   September 30,   December 31, 
   2021   2020 
   (unaudited)     
Weighted Average Remaining Lease Term - in years   4.87    5.53 
Weighted Average discount rate - %   8.89%   8.90%

 
Schedule of aggregate undiscounted cash flows of operating lease payments
   Amount 
December 31, 2021 (remainder of the year)  $249,000 
December 31, 2022   1,007,000 
December 31, 2023   1,038,000 
December 31, 2024   1,070,000 
December 31, 2025   992,000 
Thereafter   730,000 
Total future minimum lease payments   5,086,000 
Less: discount   (999,000)
Total operating lease maturities   4,087,000 
Less: current portion of operating lease liabilities   (664,000)
Total long term portion of operating lease maturities  $3,423,000