Schedule of Property, Plant and Equipment (Details) - USD ($)	Dec. 31, 2023	Dec. 31, 2022
Property, Plant and Equipment [Line Items]
Total Cost	$ 11,338,000	$ 17,578,000
Less accumulated depreciation	4,921,000	4,187,000
Property, plant and equipment, net	6,417,000	13,391,000
Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Total Cost	$ 9,974,000	9,170,000
Machinery and Equipment [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life	5 years
Machinery and Equipment [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life	10 years
Building and Improvements [Member]
Property, Plant and Equipment [Line Items]
Total Cost	$ 294,000	5,103,000
Property, plant and equipment, useful life	39 years
Land [Member]
Property, Plant and Equipment [Line Items]
Total Cost		1,817,000
Furniture and Fixtures [Member]
Property, Plant and Equipment [Line Items]
Total Cost	$ 432,000	501,000
Property, plant and equipment, useful life	7 years
Computer Software, Intangible Asset [Member]
Property, Plant and Equipment [Line Items]
Total Cost	$ 273,000	320,000
Property, plant and equipment, useful life	3 years
Construction in Progress [Member]
Property, Plant and Equipment [Line Items]
Total Cost	$ 365,000	$ 667,000