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Leases (Details Narrative) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Leases    
Operating Lease, Expense $ 65 $ 78
Weighted average remaining lease term 2 years 4 months 24 days  
Weighted average discount rate 12.90%  
Operating lease liabilities $ 43 $ 142