Property and Equipment (Details) - Schedule of Property and Equipment - USD ($)	Mar. 31, 2023	Dec. 31, 2022
Property, Plant and Equipment [Line Items]
Total Property and Equipment	$ 42,846,000	$ 41,875,000
Less: Accumulated Depreciation	(33,898,000)	(33,282,000)
Property and Equipment, net	8,948,000	8,593,000
Land [Member]
Property, Plant and Equipment [Line Items]
Total Property and Equipment	300,000	300,000
Buildings and Improvements [Member]
Property, Plant and Equipment [Line Items]
Total Property and Equipment	1,789,000	1,789,000
Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Total Property and Equipment	24,497,000	23,566,000
Finance Lease ROU Assets - Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Total Property and Equipment	375,000	375,000
Tools and Instruments [Member]
Property, Plant and Equipment [Line Items]
Total Property and Equipment	13,774,000	13,744,000
Automotive Equipment [Member]
Property, Plant and Equipment [Line Items]
Total Property and Equipment	266,000	266,000
Furniture and Fixtures [Member]
Property, Plant and Equipment [Line Items]
Total Property and Equipment	300,000	290,000
Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Total Property and Equipment	941,000	941,000
Computers and Software [Member]
Property, Plant and Equipment [Line Items]
Total Property and Equipment	$ 604,000	$ 604,000