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Intangible Asset (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Finite-Lived Intangible Assets    
Net $ 254 $ 0
Amortization expense 47  
Amortization expense, 2020 104  
Amortization expense, 2021 88  
Amortization expense, 2022 $ 62  
Software license    
Finite-Lived Intangible Assets    
Estimated Life (years) 3 years  
Cost $ 336  
Accumulated Amortization (82)  
Net $ 254