Leases (Future Annual Minimum Lease Payments and Finance Lease Commitments) (Details) $ in Thousands	Jun. 30, 2020 USD ($)
Operating Leases
2020 (excluding the six months ended June 30, 2020)	$ 532
2021	1,054
2022	1,014
2023	1,022
2024	426
Total undiscounted future minimum lease payments	4,048
Less imputed interest	585
Lease liability	3,463
Finance Leases
2020 (excluding the six months ended June 30,, 2020)	9
2021	20
2022	8
2023
2024
Total undiscounted future minimum lease payments	37
Less imputed interest	3
Lease liability	$ 34