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Leases (Tables)
 3 Months Ended
Mar. 31, 2021
ASU 2016-02 Transition [Abstract]  
Schedule of components of lease expense
   Three months ended 
(in thousands)  March 31,
2021		   March 31,
2020		 
Operating lease expense  $93   $93 
           
Finance lease cost          
Amortization of right-to-use assets  $20   $20 
Interest on lease liabilities  $3   $4 
Total finance lease cost  $23   $24 
Schedule of supplemental cash flow information related to leases
Cash flow information:  Three months ended 
(in thousands)  March 31,
2021		   March 31,
2020		 
         
Cash paid for amounts included in the measurement of lease liabilities:        
Operating cash flow use from operating leases  $94   $94 
Operating cash flow use from finance leases  $3   $4 
Financing cash flow use from finance leases  $21   $19 
           
Non-cash activity:          
           
Right-of-use assets obtained in exchange for lease obligations:          
Operating leases  $-   $83 
Finance Leases  $-   $- 
Schedule of weighted average remaining lease terms
Weighted average remaining lease term:    
Operating leases   1.4 years
Finance Leases   1.5 years
Schedule of weighted average discount rates
Weighted average discount rates:      
Operating leases     8 %
Finance Leases     8 %
Schedule of maturities of lease liabilities
(in thousands)        
         
Year ending December 31,  Operating Leases   Finance Leases 
2021 (excluding three months ended March 31, 2021)  $282   $71 
2022   252    64 
2023   -    4 
Total lease payments  $534   $139 
Less imputed interest   (30)   (9)
Present value of lease liabilities  $504   $130