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Commitments and Contingencies (Details) - USD ($)
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Commitments and Contingencies (Details) [Line Items]    
Commitment for Future Salaries $ 788,000  
Contractual Salaries 338,000 $ 550,000
Operating Leases, Rent Expense 662,000 $ 848,000
Operating Leases, Future Minimum Payments Due 1,900,000  
Operating Leases, Future Minimum Payments Due, Next Twelve Months 566,000  
Operating Leases, Future Minimum Payments, Due in Two Years 350,000  
Operating Leases, Future Minimum Payments, Due in Three Years 342,000  
Operating Leases, Future Minimum Payments, Due in Four Years 348,000  
Operating Leases, Future Minimum Payments, Due in Five Years $ 309,000  
Certain Premises [Member]    
Commitments and Contingencies (Details) [Line Items]    
Lease Expiration Year 2023  
Operating Leases, Rent Expense $ 158,000  
Lease for Manufacturing Facility [Member]    
Commitments and Contingencies (Details) [Line Items]    
Operating Leases, Rent Expense, Minimum Rentals $ 317,000