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Schedule of Major Classes of Property and Equipment (Details) - USD ($)
Sep. 30, 2022
Dec. 31, 2021
Property, Plant and Equipment [Line Items]    
Property and equipment, gross $ 3,851,000 $ 3,836,000
Less: accumulated depreciation (3,256,000) (2,894,000)
Property and equipment 595,000 942,000
Equipment not yet placed in service 646,000 646,000
Property and equipment, net of depreciation 1,241,000 1,588,000
Manufacturing Equipment And Customer Equipment [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross 3,815,000 3,800,000
Other Property [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross $ 36,000 $ 36,000