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Debt (Details Narrative 1) - USD ($)
3 Months Ended
Nov. 10, 2016
Mar. 31, 2019
Mar. 31, 2018
Dec. 31, 2018
Loan Amendment and Assumption Agreement [Member]        
Debt Instrument [Line Items]        
Frequency of periodic payment Monthly      
Periodic payment $ 15,411      
Building Loan [Member]        
Debt Instrument [Line Items]        
Debt amount   $ 2,224,000   $ 2,249,000
Effective interest rate   3.75%   3.75%
Interest expense   $ 21,000 $ 22,000  
USC Working Capital Loan [Member]        
Debt Instrument [Line Items]        
Borrowing capacity under loan       $ 2,000,000
Equipment Loan - Tribune [Member]        
Debt Instrument [Line Items]        
Debt amount   $ 518,000    
Interest rate   4.75%    
USC Equipment Loan [Member]        
Debt Instrument [Line Items]        
Debt amount   $ 635,000    
Interest rate   3.25%    
Borrowing capacity under loan   $ 700,000    
Equipment Loan [Member]        
Debt Instrument [Line Items]        
Periodic payment   33,940    
Debt amount $ 1,152,890 235,000   $ 334,000
Interest rate 3.75%      
Interest expense   $ 3,000 $ 6,000