Leasehold Improvements and Equipment (Narrative) (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Property, plant and equipment, net	$ 4,425	$ 5,213
Manufacturing equipment not yet in use [Member]
Property, plant and equipment, net	1,715	1,832
Laboratory and office equipment not yet in use [Member]
Property, plant and equipment, net	22	0
Leasehold improvements not fully completed [Member]
Property, plant and equipment, net	$ 48	$ 0

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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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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