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Commitments and Contingent Liabilities (Details) - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Commitments and Contingencies Disclosure [Abstract]    
2020 $ 685  
2021 675  
2022 622  
2023 458  
Total lease payments 2,440  
Less: imputed interest (488)  
Present value of future lease payments 1,952  
Less: current maturities of operating leases (637)
Non-current operating leases $ 1,315
Weighted-average remaining lease term (in years) 3 years 6 months 14 days  
Weighted-average discount rate 12.90%