Property, Plant and Equipment, net (Details) - Property, plant and equipment - USD ($)	Dec. 31, 2019	Dec. 31, 2018
Property, Plant and Equipment [Line Items]
Property, plant and equipment, Gross	$ 2,907,000	$ 2,703,000
Less accumulated depreciation	623,000	523,000
Net property, plant and equipment	2,284,000	2,180,000
Machinery Fixture And Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, Gross	2,884,000	2,691,000
Leaseholds and Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, Gross	$ 23,000	$ 12,000