Leases (Schedule of supplemental balance sheet information related to leases) (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Finance leases
Property and equipment, gross	$ 30	$ 30
Accumulated amortization	(19)	(13)
Property and equipment, net	$ 11	$ 17
Weighted average remaining lease term	2 years
Weighted average discount rate	7.00%

Amount before accumulated depreciation of leased physical assets used in the normal conduct of business to produce goods and services.

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- Definition

The total gross amount less the charge for the use of the long-lived depreciable assets subject to a lease meeting the criteria for capitalization.

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No definition available.

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The total charge for the use of long-lived depreciable assets subject to a lease meeting the criteria for capitalization.

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- Definition

Weighted average discount rate for finance lease calculated at point in time.

+ References

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Weighted average remaining lease term for finance lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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