Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies (Components of Lease Cost) (Details)

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Commitments and Contingencies (Components of Lease Cost) (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Lease, Cost [Abstract]    
Operating lease cost $ 45 $ 96
Amortization of right of use assets 29 31
Interest on lease liabilities 2 2
Total finance cost 31 33
Total lease cost $ 76 $ 129