Leasehold Improvements and Equipment (Narrative) (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Net	$ 4,864	$ 5,213
Asset not yet in service [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Net	$ 1,828	$ 1,832

Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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