Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business 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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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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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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Property and Equipment (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
Property and Equipment (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Property and equipment
Gross property and equipment	$ 9,629		$ 9,629		$ 9,589
Accumulated Depreciation	(7,340)		(7,340)		(7,103)
Property and Equipment, net	2,289		2,289		2,486
Depreciation expense	100	$ 200	300	$ 400
Leasehold Improvements
Property and equipment
Gross property and equipment	1,250		1,250		1,204
Machinery and Equipment
Property and equipment
Gross property and equipment	5,874		5,874		5,864
Information Technology & Office Equipment
Property and equipment
Gross property and equipment	1,845		1,845		1,845
Laboratory Equipment
Property and equipment
Gross property and equipment	$ 660		$ 660		$ 676