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Leases - Schedule of Financing Lease Right-of-use Assets and Liabilities (Details)
$ in Thousands
12 Months Ended
Dec. 31, 2019
USD ($)
Leases [Abstract]  
Initial measurement at January 1, 2019 $ 80
Less depreciation of Finance lease right-of-use assets (39)
Finace lease right-of-use assets at December 31, 2019 41
Initial measurement at January 1, 2019 86
Less principal payments on finance lease liabilities (45)
Finance lease liabilities as of December 31, 2019 41
Less non-current portion (20)
Current portion at December 31, 2019 $ 21