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5. Commitments and Contingencies (Tables)
 12 Months Ended
Dec. 31, 2020
Commitments and Contingencies Disclosure [Abstract]  
Schedule of lease expense and sublease income
    Year ended December 31,  
    2020     2019  
Operating lease cost            
Operating lease expense   $ 566     $ 712  
Short term lease expense     118       85  
Variable lease expense     105       102  
Sub lease income     -       (117 )
Total operating lease cost   $ 789     $ 782  
                 
Finance lease cost                
Amortization of right-of-use assets   $ 249     $ -  
   Interest on lease liabilities     68       -  
Total finance lease cost   $ 317     $ -  
Cash paid for amounts included in the measurement of lease liabilities
    Year ended December 31,  
    2020     2019  
 Operating cash flows used in operating leases   $ 616     $ 571  
 Operating cash flows used in finance leases     68       -  
 Financing cash flows used in finance leases   1,471       -  
Supplemental non-cash flow information related to right-of-use asset and lease liabilities
    Year ended December 31,  
    2020     2019  
Operating leases            
      Accretion of the lease liability   $ 258     $ 125  
      Amortization of right-of-use assets     308       587  

 

Weighted Average Remaining Lease Term      
   Operating leases   6.9 years  
   Finance leases   3.3 years  
       
Weighted Average Discount Rate      
 Operating leases     14.1%
 Finance leases     5.4%
Supplemental balance sheet information
    As of  
    December 31, 2020     December 31, 2019  
Operating leases            
Operating lease right-of-use assets   $ 2,889     $ 557  
                 
Current portion of operating lease liability     316       377  
Long term operating lease liability     2,578       200  
Total operating lease liabilities   $  2,894     $  577  
                 
Finance leases                
Property and equipment, at cost   $ 2,308     $ -  
Accumulated depreciation     (249 )     -  
  Property and equipment, net   $  2,059     $  -  
                 
   Other current liability   $  417     $  -  
 Other long term liabilities     1,164       -  
Total finance lease liabilities   $  1,581     $  -  
Maturities of operating lease liabilities
Year ended December 31,   Operating leases     Finance leases  
             
2021   $ 694     $ 494  
2022     597       577  
2023     573       494  
2024     590       167  
2025     608       -  
There after     1,544       -  
Total lease payments     4,606       1,732  
Less imputed interest     (1,712 )     (151 )
                 
Total lease liability   $ 2,894     $ 1,581