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Long-Term Debt And Lease Liabilities (Supplemental Cash Flow Information Related To Leases) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Long-Term Debt And Lease Liabilities [Abstract]
Operating cash flows from operating leases	$ 17	$ 15	$ 32	$ 30
Operating cash flows from finance leases	2	2	3	3
Finance cash flows from finance leases	15	$ 19	23	31
Right of use assets obtained in exchange for lease obligations, Operating leases	$ 63		$ 63	$ 98

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Long-Term Debt and Lease Liabilities [Abstract]

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Amount of interest paid on finance lease liability.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 20
-Section 50
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Amount of cash outflow for principal payment on finance lease.

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Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use.

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Amount of increase in right-of-use asset obtained in exchange for operating lease liability.

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