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Summary of Significant Accounting Policies (Details 1) - USD ($)
Mar. 31, 2017
Dec. 31, 2016
Property, Plant and Equipment [Line Items]    
Gross Property and Equipment $ 7,035,000 $ 6,723,000
Accumulated depreciation and amortization (4,472,000) (4,293,000)
Net Property and Equipment 2,563,000 2,430,000
Production tooling, machinery and equipment [Member]    
Property, Plant and Equipment [Line Items]    
Gross Property and Equipment 4,000,000 4,000,000
Office furniture and fixtures [Member]    
Property, Plant and Equipment [Line Items]    
Gross Property and Equipment 322,000 322,000
Computer equipment and software [Member]    
Property, Plant and Equipment [Line Items]    
Gross Property and Equipment 1,313,000 1,301,000
Leasehold improvements [Member]    
Property, Plant and Equipment [Line Items]    
Gross Property and Equipment 577,000 577,000
Construction in-progress [Member]    
Property, Plant and Equipment [Line Items]    
Gross Property and Equipment $ 823,000 $ 523,000