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Leases (Details)
$ in Thousands
12 Months Ended
Dec. 31, 2019
USD ($)
Finance lease cost  
Amortization of right-of-use assets $ 32
Interest 5
Operating lease cost 736
Total lease cost $ 773
Weighted Average Remaining Lease Term, Operating leases 3 years 4 months 24 days
Weighted Average Remaining Lease Term, Finance leases 1 year 2 months 12 days
Weighted Average Discount Rate, Operating leases 10.00%
Weighted Average Discount Rate, Finance leases 13.64%