Long-Term Debt And Lease Liabilities (Maturity Analysis For Operating and Finance Lease Liabilities) (Details) $ in Thousands	Sep. 30, 2019 USD ($)
Long-Term Debt And Lease Liabilities [Abstract]
2019 (October 2019 - December 2019)	$ 16
2020	42
Total lease payments	58
Less imputed interest	(2)
Total operating lease liabilities	56
2019 (October 2019 - December 2019)	27
2020	43
2021	20
Total lease payments	90
Less imputed interest	(2)
Total finance lease liabilities	$ 88